BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:Mathematical Anniversaries
BEGIN:VEVENT
SUMMARY:One day
DESCRIPTION:One day (1 days)
DTSTART:20120917
DTEND:20120918
END:VEVENT

BEGIN:VEVENT
SUMMARY:1st even-perfect-number days
DESCRIPTION:1st even-perfect-number days (6 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20120922
DTEND:20120923
END:VEVENT

BEGIN:VEVENT
SUMMARY:One week
DESCRIPTION:One week (7 days)
DTSTART:20120923
DTEND:20120924
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 lunar orbit
DESCRIPTION:1 lunar orbit (27 days)
DTSTART:20121013
DTEND:20121014
END:VEVENT

BEGIN:VEVENT
SUMMARY:2nd even-perfect-number days
DESCRIPTION:2nd even-perfect-number days (28 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20121014
DTEND:20121015
END:VEVENT

BEGIN:VEVENT
SUMMARY:One month
DESCRIPTION:One month (30 days)
DTSTART:20121016
DTEND:20121017
END:VEVENT

BEGIN:VEVENT
SUMMARY:Life-universe-and-everything
DESCRIPTION:Life-universe-and-everything (42 days)
DTSTART:20121028
DTEND:20121029
END:VEVENT

BEGIN:VEVENT
SUMMARY:10th Fibonacci number days
DESCRIPTION:10th Fibonacci number days (55 days)
DTSTART:20121110
DTEND:20121111
END:VEVENT

BEGIN:VEVENT
SUMMARY:Naughty-versary
DESCRIPTION:Naughty-versary (69 days)
DTSTART:20121124
DTEND:20121125
END:VEVENT

BEGIN:VEVENT
SUMMARY:Smallest-weird-number days
DESCRIPTION:Smallest-weird-number days (70 days) (see http://en.wikipedia.org/wiki/Weird_number)
DTSTART:20121125
DTEND:20121126
END:VEVENT

BEGIN:VEVENT
SUMMARY:11th Fibonacci number days
DESCRIPTION:11th Fibonacci number days (89 days)
DTSTART:20121214
DTEND:20121215
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 days
DESCRIPTION:100 days (100 days)
DTSTART:20121225
DTEND:20121226
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 days
DESCRIPTION:123 days (123 days)
DTSTART:20130117
DTEND:20130118
END:VEVENT

BEGIN:VEVENT
SUMMARY:12th Fibonacci number days
DESCRIPTION:12th Fibonacci number days (144 days)
DTSTART:20130207
DTEND:20130208
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 days
DESCRIPTION:200 days (200 days)
DTSTART:20130404
DTEND:20130405
END:VEVENT

BEGIN:VEVENT
SUMMARY:13th Fibonacci number days
DESCRIPTION:13th Fibonacci number days (233 days)
DTSTART:20130507
DTEND:20130508
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 lunar orbits
DESCRIPTION:10 lunar orbits (273 days)
DTSTART:20130616
DTEND:20130617
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 days
DESCRIPTION:300 days (300 days)
DTSTART:20130713
DTEND:20130714
END:VEVENT

BEGIN:VEVENT
SUMMARY:Sparta!
DESCRIPTION:Sparta! (300 days)
DTSTART:20130713
DTEND:20130714
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 days
DESCRIPTION:321 days (321 days)
DTSTART:20130803
DTEND:20130804
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Earth year
DESCRIPTION:1 Earth year (365 days)
DTSTART:20130916
DTEND:20130917
END:VEVENT

BEGIN:VEVENT
SUMMARY:14th Fibonacci number days
DESCRIPTION:14th Fibonacci number days (377 days)
DTSTART:20130928
DTEND:20130929
END:VEVENT

BEGIN:VEVENT
SUMMARY:400 days
DESCRIPTION:400 days (400 days)
DTSTART:20131021
DTEND:20131022
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Not Found
DESCRIPTION:Anniversary Not Found (404 days)
DTSTART:20131025
DTEND:20131026
END:VEVENT

BEGIN:VEVENT
SUMMARY:3rd even-perfect-number days
DESCRIPTION:3rd even-perfect-number days (496 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20140125
DTEND:20140126
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 days
DESCRIPTION:500 days (500 days)
DTSTART:20140129
DTEND:20140130
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Forbidden
DESCRIPTION:Anniversary Forbidden (503 days)
DTSTART:20140201
DTEND:20140202
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Root-2 years
DESCRIPTION:1 Root-2 years (516 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20140214
DTEND:20140215
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Golden ratio years
DESCRIPTION:1 Golden ratio years (591 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20140430
DTEND:20140501
END:VEVENT

BEGIN:VEVENT
SUMMARY:600 days
DESCRIPTION:600 days (600 days)
DTSTART:20140509
DTEND:20140510
END:VEVENT

BEGIN:VEVENT
SUMMARY:15th Fibonacci number days
DESCRIPTION:15th Fibonacci number days (610 days)
DTSTART:20140519
DTEND:20140520
END:VEVENT

BEGIN:VEVENT
SUMMARY:Lucifersary
DESCRIPTION:Lucifersary (666 days)
DTSTART:20140714
DTEND:20140715
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mars year
DESCRIPTION:1 Mars year (687 days)
DTSTART:20140804
DTEND:20140805
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000,000 minutes
DESCRIPTION:1,000,000 minutes (694 days)
DTSTART:20140811
DTEND:20140812
END:VEVENT

BEGIN:VEVENT
SUMMARY:700 days
DESCRIPTION:700 days (700 days)
DTSTART:20140817
DTEND:20140818
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Earth years
DESCRIPTION:2 Earth years (730 days)
DTSTART:20140916
DTEND:20140917
END:VEVENT

BEGIN:VEVENT
SUMMARY:Feynman-point days
DESCRIPTION:Feynman-point days (762 days) (see http://en.wikipedia.org/wiki/Feynman_point)
DTSTART:20141018
DTEND:20141019
END:VEVENT

BEGIN:VEVENT
SUMMARY:800 days
DESCRIPTION:800 days (800 days)
DTSTART:20141125
DTEND:20141126
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 weeks
DESCRIPTION:123 weeks (861 days)
DTSTART:20150125
DTEND:20150126
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mercury years
DESCRIPTION:10 Mercury years (880 days)
DTSTART:20150213
DTEND:20150214
END:VEVENT

BEGIN:VEVENT
SUMMARY:900 days
DESCRIPTION:900 days (900 days)
DTSTART:20150305
DTEND:20150306
END:VEVENT

BEGIN:VEVENT
SUMMARY:16th Fibonacci number days
DESCRIPTION:16th Fibonacci number days (987 days)
DTSTART:20150531
DTEND:20150601
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 e years
DESCRIPTION:1 e years (993 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20150606
DTEND:20150607
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 days
DESCRIPTION:1,000 days (1000 days)
DTSTART:20150613
DTEND:20150614
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Root-2 years
DESCRIPTION:2 Root-2 years (1033 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20150716
DTEND:20150717
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Earth years
DESCRIPTION:3 Earth years (1095 days)
DTSTART:20150916
DTEND:20150917
END:VEVENT

BEGIN:VEVENT
SUMMARY:1111 days
DESCRIPTION:1111 days (1111 days)
DTSTART:20151002
DTEND:20151003
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Pi years
DESCRIPTION:1 Pi years (1147 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20151107
DTEND:20151108
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Golden ratio years
DESCRIPTION:2 Golden ratio years (1182 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20151212
DTEND:20151213
END:VEVENT

BEGIN:VEVENT
SUMMARY:4th look-and-say number days
DESCRIPTION:4th look-and-say number days (1211 days) (see http://en.wikipedia.org/wiki/Look-and-say_sequence)
DTSTART:20160110
DTEND:20160111
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 days
DESCRIPTION:1234 days (1234 days)
DTSTART:20160202
DTEND:20160203
END:VEVENT

BEGIN:VEVENT
SUMMARY:1337 days
DESCRIPTION:1337 days (1337 days) (see http://en.wikipedia.org/wiki/Leet)
DTSTART:20160515
DTEND:20160516
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 lunar orbits
DESCRIPTION:50 lunar orbits (1365 days)
DTSTART:20160612
DTEND:20160613
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Mars years
DESCRIPTION:2 Mars years (1374 days)
DTSTART:20160621
DTEND:20160622
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000,000 minutes
DESCRIPTION:2,000,000 minutes (1389 days)
DTSTART:20160706
DTEND:20160707
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Earth years
DESCRIPTION:4 Earth years (1461 days)
DTSTART:20160916
DTEND:20160917
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Root-2 years
DESCRIPTION:3 Root-2 years (1549 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20161213
DTEND:20161214
END:VEVENT

BEGIN:VEVENT
SUMMARY:17th Fibonacci number days
DESCRIPTION:17th Fibonacci number days (1597 days)
DTSTART:20170130
DTEND:20170131
END:VEVENT

BEGIN:VEVENT
SUMMARY:Hardy-Ramanujan-number days
DESCRIPTION:Hardy-Ramanujan-number days (1729 days) (see http://en.wikipedia.org/wiki/Srinivasa_Ramanujan)
DTSTART:20170611
DTEND:20170612
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Mercury years
DESCRIPTION:20 Mercury years (1759 days)
DTSTART:20170711
DTEND:20170712
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Golden ratio years
DESCRIPTION:3 Golden ratio years (1773 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20170725
DTEND:20170726
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Earth years
DESCRIPTION:5 Earth years (1826 days)
DTSTART:20170916
DTEND:20170917
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Cobalt 60 half-lives
DESCRIPTION:1 Cobalt 60 half-lives (1925 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20171224
DTEND:20171225
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 e years
DESCRIPTION:2 e years (1985 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20180222
DTEND:20180223
END:VEVENT

BEGIN:VEVENT
SUMMARY:300th prime number (1987) days
DESCRIPTION:300th prime number (1987) days (1987 days)
DTSTART:20180224
DTEND:20180225
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000 days
DESCRIPTION:2,000 days (2000 days)
DTSTART:20180309
DTEND:20180310
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Mars years
DESCRIPTION:3 Mars years (2061 days)
DTSTART:20180509
DTEND:20180510
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Root-2 years
DESCRIPTION:4 Root-2 years (2066 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20180514
DTEND:20180515
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000,000 minutes
DESCRIPTION:3,000,000 minutes (2083 days)
DTSTART:20180531
DTEND:20180601
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Earth years
DESCRIPTION:6 Earth years (2191 days)
DTSTART:20180916
DTEND:20180917
END:VEVENT

BEGIN:VEVENT
SUMMARY:2222 days
DESCRIPTION:2222 days (2222 days)
DTSTART:20181017
DTEND:20181018
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 weeks
DESCRIPTION:321 weeks (2247 days)
DTSTART:20181111
DTEND:20181112
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Venus years
DESCRIPTION:10 Venus years (2247 days)
DTSTART:20181111
DTEND:20181112
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Pi years
DESCRIPTION:2 Pi years (2295 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20181229
DTEND:20181230
END:VEVENT

BEGIN:VEVENT
SUMMARY:5th Euclid-prime days
DESCRIPTION:5th Euclid-prime days (2311 days) (see http://en.wikipedia.org/wiki/List_of_primes)
DTSTART:20190114
DTEND:20190115
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Golden ratio years
DESCRIPTION:4 Golden ratio years (2364 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20190308
DTEND:20190309
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Earth years
DESCRIPTION:7 Earth years (2556 days)
DTSTART:20190916
DTEND:20190917
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Root-2 years
DESCRIPTION:5 Root-2 years (2582 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20191012
DTEND:20191013
END:VEVENT

BEGIN:VEVENT
SUMMARY:18th Fibonacci number days
DESCRIPTION:18th Fibonacci number days (2584 days)
DTSTART:20191014
DTEND:20191015
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Mercury years
DESCRIPTION:30 Mercury years (2639 days)
DTSTART:20191208
DTEND:20191209
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 lunar orbits
DESCRIPTION:100 lunar orbits (2730 days)
DTSTART:20200308
DTEND:20200309
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Mars years
DESCRIPTION:4 Mars years (2748 days)
DTSTART:20200326
DTEND:20200327
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000,000 minutes
DESCRIPTION:4,000,000 minutes (2778 days)
DTSTART:20200425
DTEND:20200426
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Earth years
DESCRIPTION:8 Earth years (2922 days)
DTSTART:20200916
DTEND:20200917
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Golden ratio years
DESCRIPTION:5 Golden ratio years (2955 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20201019
DTEND:20201020
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 e years
DESCRIPTION:3 e years (2978 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20201111
DTEND:20201112
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000 days
DESCRIPTION:3,000 days (3000 days)
DTSTART:20201203
DTEND:20201204
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Root-2 years
DESCRIPTION:6 Root-2 years (3099 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20210312
DTEND:20210313
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 Pluto days
DESCRIPTION:500 Pluto days (3193 days)
DTSTART:20210614
DTEND:20210615
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Earth years
DESCRIPTION:9 Earth years (3287 days)
DTSTART:20210916
DTEND:20210917
END:VEVENT

BEGIN:VEVENT
SUMMARY:3333 days
DESCRIPTION:3333 days (3333 days)
DTSTART:20211101
DTEND:20211102
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Mars years
DESCRIPTION:5 Mars years (3435 days)
DTSTART:20220211
DTEND:20220212
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Pi years
DESCRIPTION:3 Pi years (3442 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20220218
DTEND:20220219
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Draconic years
DESCRIPTION:10 Draconic years (3466 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20220314
DTEND:20220315
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000,000 minutes
DESCRIPTION:5,000,000 minutes (3472 days)
DTSTART:20220320
DTEND:20220321
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Mercury years
DESCRIPTION:40 Mercury years (3518 days)
DTSTART:20220505
DTEND:20220506
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Golden ratio years
DESCRIPTION:6 Golden ratio years (3546 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20220602
DTEND:20220603
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Root-2 years
DESCRIPTION:7 Root-2 years (3615 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20220810
DTEND:20220811
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Earth years
DESCRIPTION:10 Earth years (3652 days)
DTSTART:20220916
DTEND:20220917
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Cobalt 60 half-lives
DESCRIPTION:2 Cobalt 60 half-lives (3850 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20230402
DTEND:20230403
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 e years
DESCRIPTION:4 e years (3971 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20230801
DTEND:20230802
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000 days
DESCRIPTION:4,000 days (4000 days)
DTSTART:20230830
DTEND:20230831
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Earth years
DESCRIPTION:11 Earth years (4017 days)
DTSTART:20230916
DTEND:20230917
END:VEVENT

BEGIN:VEVENT
SUMMARY:Second-positive-integer-which-can-be-expressed-as-the-sum-of-two-positive-cubes-in-two-different-ways days
DESCRIPTION:Second-positive-integer-which-can-be-expressed-as-the-sum-of-two-positive-cubes-in-two-different-ways days (4104 days)
DTSTART:20231212
DTEND:20231213
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Full moon cycles
DESCRIPTION:10 Full moon cycles (4118 days) (see http://en.wikipedia.org/wiki/Full_moon_cycle)
DTSTART:20231226
DTEND:20231227
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Mars years
DESCRIPTION:6 Mars years (4122 days)
DTSTART:20231230
DTEND:20231231
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Root-2 years
DESCRIPTION:8 Root-2 years (4132 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20240109
DTEND:20240110
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Golden ratio years
DESCRIPTION:7 Golden ratio years (4137 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20240114
DTEND:20240115
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000,000 minutes
DESCRIPTION:6,000,000 minutes (4167 days)
DTSTART:20240213
DTEND:20240214
END:VEVENT

BEGIN:VEVENT
SUMMARY:100,000 hours
DESCRIPTION:100,000 hours (4167 days)
DTSTART:20240213
DTEND:20240214
END:VEVENT

BEGIN:VEVENT
SUMMARY:19th Fibonacci number days
DESCRIPTION:19th Fibonacci number days (4181 days)
DTSTART:20240227
DTEND:20240228
END:VEVENT

BEGIN:VEVENT
SUMMARY:4321 days
DESCRIPTION:4321 days (4321 days)
DTSTART:20240716
DTEND:20240717
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Jupiter year
DESCRIPTION:1 Jupiter year (4333 days)
DTSTART:20240728
DTEND:20240729
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Earth years
DESCRIPTION:12 Earth years (4383 days)
DTSTART:20240916
DTEND:20240917
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 Mercury years
DESCRIPTION:50 Mercury years (4398 days)
DTSTART:20241001
DTEND:20241002
END:VEVENT

BEGIN:VEVENT
SUMMARY:4444 days
DESCRIPTION:4444 days (4444 days)
DTSTART:20241116
DTEND:20241117
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Venus years
DESCRIPTION:20 Venus years (4494 days)
DTSTART:20250105
DTEND:20250106
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Hydrogen 3 (Tritium) half-lives
DESCRIPTION:1 Hydrogen 3 (Tritium) half-lives (4502 days) (see http://en.wikipedia.org/wiki/Hydrogen-3)
DTSTART:20250113
DTEND:20250114
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Pi years
DESCRIPTION:4 Pi years (4590 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20250411
DTEND:20250412
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Root-2 years
DESCRIPTION:9 Root-2 years (4648 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20250608
DTEND:20250609
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Golden ratio years
DESCRIPTION:8 Golden ratio years (4728 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20250827
DTEND:20250828
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Earth years
DESCRIPTION:13 Earth years (4748 days)
DTSTART:20250916
DTEND:20250917
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Californium 250 half-lives
DESCRIPTION:1 Californium 250 half-lives (4780 days) (see http://en.wikipedia.org/wiki/Californium-250)
DTSTART:20251018
DTEND:20251019
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Mars years
DESCRIPTION:7 Mars years (4809 days)
DTSTART:20251116
DTEND:20251117
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000,000 minutes
DESCRIPTION:7,000,000 minutes (4861 days)
DTSTART:20260107
DTEND:20260108
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 e years
DESCRIPTION:5 e years (4964 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20260420
DTEND:20260421
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000 days
DESCRIPTION:5,000 days (5000 days)
DTSTART:20260526
DTEND:20260527
END:VEVENT

BEGIN:VEVENT
SUMMARY:8th colossally-abundant-number days
DESCRIPTION:8th colossally-abundant-number days (5040 days) (see http://en.wikipedia.org/wiki/Colossally_abundant_number)
DTSTART:20260705
DTEND:20260706
END:VEVENT

BEGIN:VEVENT
SUMMARY:14 Earth years
DESCRIPTION:14 Earth years (5113 days)
DTSTART:20260916
DTEND:20260917
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Root-2 years
DESCRIPTION:10 Root-2 years (5165 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20261107
DTEND:20261108
END:VEVENT

BEGIN:VEVENT
SUMMARY:60 Mercury years
DESCRIPTION:60 Mercury years (5278 days)
DTSTART:20270228
DTEND:20270301
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Golden ratio years
DESCRIPTION:9 Golden ratio years (5319 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20270410
DTEND:20270411
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 lunar orbits
DESCRIPTION:200 lunar orbits (5460 days)
DTSTART:20270829
DTEND:20270830
END:VEVENT

BEGIN:VEVENT
SUMMARY:15 Earth years
DESCRIPTION:15 Earth years (5478 days)
DTSTART:20270916
DTEND:20270917
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Mars years
DESCRIPTION:8 Mars years (5496 days)
DTSTART:20271004
DTEND:20271005
END:VEVENT

BEGIN:VEVENT
SUMMARY:5555 days
DESCRIPTION:5555 days (5555 days)
DTSTART:20271202
DTEND:20271203
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000,000 minutes
DESCRIPTION:8,000,000 minutes (5556 days)
DTSTART:20271203
DTEND:20271204
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Root-2 years
DESCRIPTION:11 Root-2 years (5681 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20280406
DTEND:20280407
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Pi years
DESCRIPTION:5 Pi years (5737 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20280601
DTEND:20280602
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Cobalt 60 half-lives
DESCRIPTION:3 Cobalt 60 half-lives (5775 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20280709
DTEND:20280710
END:VEVENT

BEGIN:VEVENT
SUMMARY:16 Earth years
DESCRIPTION:16 Earth years (5844 days)
DTSTART:20280916
DTEND:20280917
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Golden ratio years
DESCRIPTION:10 Golden ratio years (5910 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20281121
DTEND:20281122
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 e years
DESCRIPTION:6 e years (5956 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20290106
DTEND:20290107
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000 days
DESCRIPTION:6,000 days (6000 days)
DTSTART:20290219
DTEND:20290220
END:VEVENT

BEGIN:VEVENT
SUMMARY:70 Mercury years
DESCRIPTION:70 Mercury years (6157 days)
DTSTART:20290726
DTEND:20290727
END:VEVENT

BEGIN:VEVENT
SUMMARY:Kaprekar's-constant days
DESCRIPTION:Kaprekar's-constant days (6174 days) (see http://en.wikipedia.org/wiki/D._R._Kaprekar)
DTSTART:20290812
DTEND:20290813
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Mars years
DESCRIPTION:9 Mars years (6183 days)
DTSTART:20290821
DTEND:20290822
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Root-2 years
DESCRIPTION:12 Root-2 years (6198 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20290905
DTEND:20290906
END:VEVENT

BEGIN:VEVENT
SUMMARY:17 Earth years
DESCRIPTION:17 Earth years (6209 days)
DTSTART:20290916
DTEND:20290917
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000,000 minutes
DESCRIPTION:9,000,000 minutes (6250 days)
DTSTART:20291027
DTEND:20291028
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 Pluto days
DESCRIPTION:1,000 Pluto days (6387 days)
DTSTART:20300313
DTEND:20300314
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Golden ratio years
DESCRIPTION:11 Golden ratio years (6501 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20300705
DTEND:20300706
END:VEVENT

BEGIN:VEVENT
SUMMARY:18 Earth years
DESCRIPTION:18 Earth years (6574 days)
DTSTART:20300916
DTEND:20300917
END:VEVENT

BEGIN:VEVENT
SUMMARY:6666 days
DESCRIPTION:6666 days (6666 days)
DTSTART:20301217
DTEND:20301218
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Root-2 years
DESCRIPTION:13 Root-2 years (6714 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20310203
DTEND:20310204
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Venus years
DESCRIPTION:30 Venus years (6741 days)
DTSTART:20310302
DTEND:20310303
END:VEVENT

BEGIN:VEVENT
SUMMARY:20th Fibonacci number days
DESCRIPTION:20th Fibonacci number days (6765 days)
DTSTART:20310326
DTEND:20310327
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mars years
DESCRIPTION:10 Mars years (6870 days)
DTSTART:20310709
DTEND:20310710
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Pi years
DESCRIPTION:6 Pi years (6885 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20310724
DTEND:20310725
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Draconic years
DESCRIPTION:20 Draconic years (6932 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20310909
DTEND:20310910
END:VEVENT

BEGIN:VEVENT
SUMMARY:19 Earth years
DESCRIPTION:19 Earth years (6939 days)
DTSTART:20310916
DTEND:20310917
END:VEVENT

BEGIN:VEVENT
SUMMARY:10,000,000 minutes
DESCRIPTION:10,000,000 minutes (6944 days)
DTSTART:20310921
DTEND:20310922
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 e years
DESCRIPTION:7 e years (6949 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20310926
DTEND:20310927
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000 days
DESCRIPTION:7,000 days (7000 days)
DTSTART:20311116
DTEND:20311117
END:VEVENT

BEGIN:VEVENT
SUMMARY:80 Mercury years
DESCRIPTION:80 Mercury years (7037 days)
DTSTART:20311223
DTEND:20311224
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Golden ratio years
DESCRIPTION:12 Golden ratio years (7092 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20320216
DTEND:20320217
END:VEVENT

BEGIN:VEVENT
SUMMARY:14 Root-2 years
DESCRIPTION:14 Root-2 years (7230 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20320703
DTEND:20320704
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Earth years
DESCRIPTION:20 Earth years (7305 days)
DTSTART:20320916
DTEND:20320917
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Mars years
DESCRIPTION:11 Mars years (7557 days)
DTSTART:20330526
DTEND:20330527
END:VEVENT

BEGIN:VEVENT
SUMMARY:11,000,000 minutes
DESCRIPTION:11,000,000 minutes (7639 days)
DTSTART:20330816
DTEND:20330817
END:VEVENT

BEGIN:VEVENT
SUMMARY:21 Earth years
DESCRIPTION:21 Earth years (7670 days)
DTSTART:20330916
DTEND:20330917
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Golden ratio years
DESCRIPTION:13 Golden ratio years (7683 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20330929
DTEND:20330930
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Cobalt 60 half-lives
DESCRIPTION:4 Cobalt 60 half-lives (7700 days) (see http://en.wikipedia.org/wiki/Cobalt-60)
DTSTART:20331016
DTEND:20331017
END:VEVENT

BEGIN:VEVENT
SUMMARY:15 Root-2 years
DESCRIPTION:15 Root-2 years (7747 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20331202
DTEND:20331203
END:VEVENT

BEGIN:VEVENT
SUMMARY:7777 days
DESCRIPTION:7777 days (7777 days)
DTSTART:20340101
DTEND:20340102
END:VEVENT

BEGIN:VEVENT
SUMMARY:90 Mercury years
DESCRIPTION:90 Mercury years (7916 days)
DTSTART:20340520
DTEND:20340521
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 e years
DESCRIPTION:8 e years (7942 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20340615
DTEND:20340616
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000 days
DESCRIPTION:8,000 days (8000 days)
DTSTART:20340812
DTEND:20340813
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Pi years
DESCRIPTION:7 Pi years (8032 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20340913
DTEND:20340914
END:VEVENT

BEGIN:VEVENT
SUMMARY:22 Earth years
DESCRIPTION:22 Earth years (8035 days)
DTSTART:20340916
DTEND:20340917
END:VEVENT

BEGIN:VEVENT
SUMMARY:4th even-perfect-number days
DESCRIPTION:4th even-perfect-number days (8128 days) (see http://en.wikipedia.org/wiki/Perfect_number)
DTSTART:20341218
DTEND:20341219
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 lunar orbits
DESCRIPTION:300 lunar orbits (8190 days)
DTSTART:20350218
DTEND:20350219
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Full moon cycles
DESCRIPTION:20 Full moon cycles (8236 days) (see http://en.wikipedia.org/wiki/Full_moon_cycle)
DTSTART:20350405
DTEND:20350406
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Mars years
DESCRIPTION:12 Mars years (8244 days)
DTSTART:20350413
DTEND:20350414
END:VEVENT

BEGIN:VEVENT
SUMMARY:16 Root-2 years
DESCRIPTION:16 Root-2 years (8263 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20350502
DTEND:20350503
END:VEVENT

BEGIN:VEVENT
SUMMARY:14 Golden ratio years
DESCRIPTION:14 Golden ratio years (8274 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20350513
DTEND:20350514
END:VEVENT

BEGIN:VEVENT
SUMMARY:12,000,000 minutes
DESCRIPTION:12,000,000 minutes (8333 days)
DTSTART:20350711
DTEND:20350712
END:VEVENT

BEGIN:VEVENT
SUMMARY:200,000 hours
DESCRIPTION:200,000 hours (8333 days)
DTSTART:20350711
DTEND:20350712
END:VEVENT

BEGIN:VEVENT
SUMMARY:23 Earth years
DESCRIPTION:23 Earth years (8400 days)
DTSTART:20350916
DTEND:20350917
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 weeks
DESCRIPTION:1234 weeks (8638 days)
DTSTART:20360511
DTEND:20360512
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Jupiter years
DESCRIPTION:2 Jupiter years (8665 days)
DTSTART:20360607
DTEND:20360608
END:VEVENT

BEGIN:VEVENT
SUMMARY:24 Earth years
DESCRIPTION:24 Earth years (8766 days)
DTSTART:20360916
DTEND:20360917
END:VEVENT

BEGIN:VEVENT
SUMMARY:17 Root-2 years
DESCRIPTION:17 Root-2 years (8780 days) (see http://en.wikipedia.org/wiki/Square_root_of_2)
DTSTART:20360930
DTEND:20361001
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 Mercury years
DESCRIPTION:100 Mercury years (8796 days)
DTSTART:20361016
DTEND:20361017
END:VEVENT

BEGIN:VEVENT
SUMMARY:15 Golden ratio years
DESCRIPTION:15 Golden ratio years (8865 days) (see http://en.wikipedia.org/wiki/Golden_ratio)
DTSTART:20361224
DTEND:20361225
END:VEVENT

BEGIN:VEVENT
SUMMARY:8888 days
DESCRIPTION:8888 days (8888 days)
DTSTART:20370116
DTEND:20370117
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Mars years
DESCRIPTION:13 Mars years (8931 days)
DTSTART:20370228
DTEND:20370301
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 e years
DESCRIPTION:9 e years (8935 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20370304
DTEND:20370305
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Venus years
DESCRIPTION:40 Venus years (8988 days)
DTSTART:20370426
DTEND:20370427
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000 days
DESCRIPTION:9,000 days (9000 days)
DTSTART:20370508
DTEND:20370509
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Hydrogen 3 (Tritium) half-lives
DESCRIPTION:2 Hydrogen 3 (Tritium) half-lives (9004 days) (see http://en.wikipedia.org/wiki/Hydrogen-3)
DTSTART:20370512
DTEND:20370513
END:VEVENT

BEGIN:VEVENT
SUMMARY:13,000,000 minutes
DESCRIPTION:13,000,000 minutes (9028 days)
DTSTART:20370605
DTEND:20370606
END:VEVENT

BEGIN:VEVENT
SUMMARY:25 Earth years
DESCRIPTION:25 Earth years (9131 days)
DTSTART:20370916
DTEND:20370917
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Pi years
DESCRIPTION:8 Pi years (9179 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20371103
DTEND:20371104
END:VEVENT

END:VCALENDAR