BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:Mathematical Anniversaries
BEGIN:VEVENT
SUMMARY:One day
DESCRIPTION:One day (1 days)
DTSTART:20130119
DTEND:20130120
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:20130124
DTEND:20130125
END:VEVENT

BEGIN:VEVENT
SUMMARY:One week
DESCRIPTION:One week (7 days)
DTSTART:20130125
DTEND:20130126
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 lunar orbit
DESCRIPTION:1 lunar orbit (27 days)
DTSTART:20130214
DTEND:20130215
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:20130215
DTEND:20130216
END:VEVENT

BEGIN:VEVENT
SUMMARY:One month
DESCRIPTION:One month (31 days)
DTSTART:20130218
DTEND:20130219
END:VEVENT

BEGIN:VEVENT
SUMMARY:Life-universe-and-everything
DESCRIPTION:Life-universe-and-everything (42 days)
DTSTART:20130301
DTEND:20130302
END:VEVENT

BEGIN:VEVENT
SUMMARY:10th Fibonacci number days
DESCRIPTION:10th Fibonacci number days (55 days)
DTSTART:20130314
DTEND:20130315
END:VEVENT

BEGIN:VEVENT
SUMMARY:Naughty-versary
DESCRIPTION:Naughty-versary (69 days)
DTSTART:20130328
DTEND:20130329
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:20130329
DTEND:20130330
END:VEVENT

BEGIN:VEVENT
SUMMARY:11th Fibonacci number days
DESCRIPTION:11th Fibonacci number days (89 days)
DTSTART:20130417
DTEND:20130418
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 days
DESCRIPTION:100 days (100 days)
DTSTART:20130428
DTEND:20130429
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 days
DESCRIPTION:123 days (123 days)
DTSTART:20130521
DTEND:20130522
END:VEVENT

BEGIN:VEVENT
SUMMARY:12th Fibonacci number days
DESCRIPTION:12th Fibonacci number days (144 days)
DTSTART:20130611
DTEND:20130612
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 days
DESCRIPTION:200 days (200 days)
DTSTART:20130806
DTEND:20130807
END:VEVENT

BEGIN:VEVENT
SUMMARY:13th Fibonacci number days
DESCRIPTION:13th Fibonacci number days (233 days)
DTSTART:20130908
DTEND:20130909
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 lunar orbits
DESCRIPTION:10 lunar orbits (273 days)
DTSTART:20131018
DTEND:20131019
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 days
DESCRIPTION:300 days (300 days)
DTSTART:20131114
DTEND:20131115
END:VEVENT

BEGIN:VEVENT
SUMMARY:Sparta!
DESCRIPTION:Sparta! (300 days)
DTSTART:20131114
DTEND:20131115
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 days
DESCRIPTION:321 days (321 days)
DTSTART:20131205
DTEND:20131206
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Earth year
DESCRIPTION:1 Earth year (365 days)
DTSTART:20140118
DTEND:20140119
END:VEVENT

BEGIN:VEVENT
SUMMARY:14th Fibonacci number days
DESCRIPTION:14th Fibonacci number days (377 days)
DTSTART:20140130
DTEND:20140131
END:VEVENT

BEGIN:VEVENT
SUMMARY:400 days
DESCRIPTION:400 days (400 days)
DTSTART:20140222
DTEND:20140223
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Not Found
DESCRIPTION:Anniversary Not Found (404 days)
DTSTART:20140226
DTEND:20140227
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:20140529
DTEND:20140530
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 days
DESCRIPTION:500 days (500 days)
DTSTART:20140602
DTEND:20140603
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Forbidden
DESCRIPTION:Anniversary Forbidden (503 days)
DTSTART:20140605
DTEND:20140606
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:20140618
DTEND:20140619
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:20140901
DTEND:20140902
END:VEVENT

BEGIN:VEVENT
SUMMARY:600 days
DESCRIPTION:600 days (600 days)
DTSTART:20140910
DTEND:20140911
END:VEVENT

BEGIN:VEVENT
SUMMARY:15th Fibonacci number days
DESCRIPTION:15th Fibonacci number days (610 days)
DTSTART:20140920
DTEND:20140921
END:VEVENT

BEGIN:VEVENT
SUMMARY:Lucifersary
DESCRIPTION:Lucifersary (666 days)
DTSTART:20141115
DTEND:20141116
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mars year
DESCRIPTION:1 Mars year (687 days)
DTSTART:20141206
DTEND:20141207
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000,000 minutes
DESCRIPTION:1,000,000 minutes (694 days)
DTSTART:20141213
DTEND:20141214
END:VEVENT

BEGIN:VEVENT
SUMMARY:700 days
DESCRIPTION:700 days (700 days)
DTSTART:20141219
DTEND:20141220
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Earth years
DESCRIPTION:2 Earth years (730 days)
DTSTART:20150118
DTEND:20150119
END:VEVENT

BEGIN:VEVENT
SUMMARY:Feynman-point days
DESCRIPTION:Feynman-point days (762 days) (see http://en.wikipedia.org/wiki/Feynman_point)
DTSTART:20150219
DTEND:20150220
END:VEVENT

BEGIN:VEVENT
SUMMARY:800 days
DESCRIPTION:800 days (800 days)
DTSTART:20150329
DTEND:20150330
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 weeks
DESCRIPTION:123 weeks (861 days)
DTSTART:20150529
DTEND:20150530
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mercury years
DESCRIPTION:10 Mercury years (880 days)
DTSTART:20150617
DTEND:20150618
END:VEVENT

BEGIN:VEVENT
SUMMARY:900 days
DESCRIPTION:900 days (900 days)
DTSTART:20150707
DTEND:20150708
END:VEVENT

BEGIN:VEVENT
SUMMARY:16th Fibonacci number days
DESCRIPTION:16th Fibonacci number days (987 days)
DTSTART:20151002
DTEND:20151003
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 e years
DESCRIPTION:1 e years (993 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20151008
DTEND:20151009
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 days
DESCRIPTION:1,000 days (1000 days)
DTSTART:20151015
DTEND:20151016
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:20151117
DTEND:20151118
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Earth years
DESCRIPTION:3 Earth years (1095 days)
DTSTART:20160118
DTEND:20160119
END:VEVENT

BEGIN:VEVENT
SUMMARY:1111 days
DESCRIPTION:1111 days (1111 days)
DTSTART:20160203
DTEND:20160204
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Pi years
DESCRIPTION:1 Pi years (1147 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20160310
DTEND:20160311
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:20160414
DTEND:20160415
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:20160513
DTEND:20160514
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 days
DESCRIPTION:1234 days (1234 days)
DTSTART:20160605
DTEND:20160606
END:VEVENT

BEGIN:VEVENT
SUMMARY:1337 days
DESCRIPTION:1337 days (1337 days) (see http://en.wikipedia.org/wiki/Leet)
DTSTART:20160916
DTEND:20160917
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 lunar orbits
DESCRIPTION:50 lunar orbits (1365 days)
DTSTART:20161014
DTEND:20161015
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Mars years
DESCRIPTION:2 Mars years (1374 days)
DTSTART:20161023
DTEND:20161024
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000,000 minutes
DESCRIPTION:2,000,000 minutes (1389 days)
DTSTART:20161107
DTEND:20161108
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Earth years
DESCRIPTION:4 Earth years (1461 days)
DTSTART:20170118
DTEND:20170119
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:20170416
DTEND:20170417
END:VEVENT

BEGIN:VEVENT
SUMMARY:17th Fibonacci number days
DESCRIPTION:17th Fibonacci number days (1597 days)
DTSTART:20170603
DTEND:20170604
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:20171013
DTEND:20171014
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Mercury years
DESCRIPTION:20 Mercury years (1759 days)
DTSTART:20171112
DTEND:20171113
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:20171126
DTEND:20171127
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Earth years
DESCRIPTION:5 Earth years (1826 days)
DTSTART:20180118
DTEND:20180119
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:20180427
DTEND:20180428
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 e years
DESCRIPTION:2 e years (1985 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20180626
DTEND:20180627
END:VEVENT

BEGIN:VEVENT
SUMMARY:300th prime number (1987) days
DESCRIPTION:300th prime number (1987) days (1987 days)
DTSTART:20180628
DTEND:20180629
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000 days
DESCRIPTION:2,000 days (2000 days)
DTSTART:20180711
DTEND:20180712
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Mars years
DESCRIPTION:3 Mars years (2061 days)
DTSTART:20180910
DTEND:20180911
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:20180915
DTEND:20180916
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000,000 minutes
DESCRIPTION:3,000,000 minutes (2083 days)
DTSTART:20181002
DTEND:20181003
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Earth years
DESCRIPTION:6 Earth years (2191 days)
DTSTART:20190118
DTEND:20190119
END:VEVENT

BEGIN:VEVENT
SUMMARY:2222 days
DESCRIPTION:2222 days (2222 days)
DTSTART:20190218
DTEND:20190219
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 weeks
DESCRIPTION:321 weeks (2247 days)
DTSTART:20190315
DTEND:20190316
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Venus years
DESCRIPTION:10 Venus years (2247 days)
DTSTART:20190315
DTEND:20190316
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Pi years
DESCRIPTION:2 Pi years (2295 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20190502
DTEND:20190503
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:20190518
DTEND:20190519
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:20190710
DTEND:20190711
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Earth years
DESCRIPTION:7 Earth years (2556 days)
DTSTART:20200118
DTEND:20200119
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:20200213
DTEND:20200214
END:VEVENT

BEGIN:VEVENT
SUMMARY:18th Fibonacci number days
DESCRIPTION:18th Fibonacci number days (2584 days)
DTSTART:20200215
DTEND:20200216
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Mercury years
DESCRIPTION:30 Mercury years (2639 days)
DTSTART:20200410
DTEND:20200411
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 lunar orbits
DESCRIPTION:100 lunar orbits (2730 days)
DTSTART:20200710
DTEND:20200711
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Mars years
DESCRIPTION:4 Mars years (2748 days)
DTSTART:20200728
DTEND:20200729
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000,000 minutes
DESCRIPTION:4,000,000 minutes (2778 days)
DTSTART:20200827
DTEND:20200828
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Earth years
DESCRIPTION:8 Earth years (2922 days)
DTSTART:20210118
DTEND:20210119
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:20210220
DTEND:20210221
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 e years
DESCRIPTION:3 e years (2978 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20210315
DTEND:20210316
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000 days
DESCRIPTION:3,000 days (3000 days)
DTSTART:20210406
DTEND:20210407
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:20210714
DTEND:20210715
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 Pluto days
DESCRIPTION:500 Pluto days (3193 days)
DTSTART:20211016
DTEND:20211017
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Earth years
DESCRIPTION:9 Earth years (3287 days)
DTSTART:20220118
DTEND:20220119
END:VEVENT

BEGIN:VEVENT
SUMMARY:3333 days
DESCRIPTION:3333 days (3333 days)
DTSTART:20220305
DTEND:20220306
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Mars years
DESCRIPTION:5 Mars years (3435 days)
DTSTART:20220615
DTEND:20220616
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Pi years
DESCRIPTION:3 Pi years (3442 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20220622
DTEND:20220623
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Draconic years
DESCRIPTION:10 Draconic years (3466 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20220716
DTEND:20220717
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000,000 minutes
DESCRIPTION:5,000,000 minutes (3472 days)
DTSTART:20220722
DTEND:20220723
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Mercury years
DESCRIPTION:40 Mercury years (3518 days)
DTSTART:20220906
DTEND:20220907
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:20221004
DTEND:20221005
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:20221212
DTEND:20221213
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Earth years
DESCRIPTION:10 Earth years (3652 days)
DTSTART:20230118
DTEND:20230119
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:20230804
DTEND:20230805
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 e years
DESCRIPTION:4 e years (3971 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20231203
DTEND:20231204
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000 days
DESCRIPTION:4,000 days (4000 days)
DTSTART:20240101
DTEND:20240102
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Earth years
DESCRIPTION:11 Earth years (4017 days)
DTSTART:20240118
DTEND:20240119
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:20240414
DTEND:20240415
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:20240428
DTEND:20240429
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Mars years
DESCRIPTION:6 Mars years (4122 days)
DTSTART:20240502
DTEND:20240503
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:20240512
DTEND:20240513
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:20240517
DTEND:20240518
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000,000 minutes
DESCRIPTION:6,000,000 minutes (4167 days)
DTSTART:20240616
DTEND:20240617
END:VEVENT

BEGIN:VEVENT
SUMMARY:100,000 hours
DESCRIPTION:100,000 hours (4167 days)
DTSTART:20240616
DTEND:20240617
END:VEVENT

BEGIN:VEVENT
SUMMARY:19th Fibonacci number days
DESCRIPTION:19th Fibonacci number days (4181 days)
DTSTART:20240630
DTEND:20240701
END:VEVENT

BEGIN:VEVENT
SUMMARY:4321 days
DESCRIPTION:4321 days (4321 days)
DTSTART:20241117
DTEND:20241118
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Jupiter year
DESCRIPTION:1 Jupiter year (4333 days)
DTSTART:20241129
DTEND:20241130
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Earth years
DESCRIPTION:12 Earth years (4383 days)
DTSTART:20250118
DTEND:20250119
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 Mercury years
DESCRIPTION:50 Mercury years (4398 days)
DTSTART:20250202
DTEND:20250203
END:VEVENT

BEGIN:VEVENT
SUMMARY:4444 days
DESCRIPTION:4444 days (4444 days)
DTSTART:20250320
DTEND:20250321
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Venus years
DESCRIPTION:20 Venus years (4494 days)
DTSTART:20250509
DTEND:20250510
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:20250517
DTEND:20250518
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Pi years
DESCRIPTION:4 Pi years (4590 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20250813
DTEND:20250814
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:20251010
DTEND:20251011
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:20251229
DTEND:20251230
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Earth years
DESCRIPTION:13 Earth years (4748 days)
DTSTART:20260118
DTEND:20260119
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:20260219
DTEND:20260220
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Mars years
DESCRIPTION:7 Mars years (4809 days)
DTSTART:20260320
DTEND:20260321
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000,000 minutes
DESCRIPTION:7,000,000 minutes (4861 days)
DTSTART:20260511
DTEND:20260512
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 e years
DESCRIPTION:5 e years (4964 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20260822
DTEND:20260823
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000 days
DESCRIPTION:5,000 days (5000 days)
DTSTART:20260927
DTEND:20260928
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:20261106
DTEND:20261107
END:VEVENT

BEGIN:VEVENT
SUMMARY:14 Earth years
DESCRIPTION:14 Earth years (5113 days)
DTSTART:20270118
DTEND:20270119
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:20270311
DTEND:20270312
END:VEVENT

BEGIN:VEVENT
SUMMARY:60 Mercury years
DESCRIPTION:60 Mercury years (5278 days)
DTSTART:20270702
DTEND:20270703
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:20270812
DTEND:20270813
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 lunar orbits
DESCRIPTION:200 lunar orbits (5460 days)
DTSTART:20271231
DTEND:20280101
END:VEVENT

BEGIN:VEVENT
SUMMARY:15 Earth years
DESCRIPTION:15 Earth years (5478 days)
DTSTART:20280118
DTEND:20280119
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Mars years
DESCRIPTION:8 Mars years (5496 days)
DTSTART:20280205
DTEND:20280206
END:VEVENT

BEGIN:VEVENT
SUMMARY:5555 days
DESCRIPTION:5555 days (5555 days)
DTSTART:20280404
DTEND:20280405
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000,000 minutes
DESCRIPTION:8,000,000 minutes (5556 days)
DTSTART:20280405
DTEND:20280406
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:20280808
DTEND:20280809
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Pi years
DESCRIPTION:5 Pi years (5737 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20281003
DTEND:20281004
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:20281110
DTEND:20281111
END:VEVENT

BEGIN:VEVENT
SUMMARY:16 Earth years
DESCRIPTION:16 Earth years (5844 days)
DTSTART:20290118
DTEND:20290119
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:20290325
DTEND:20290326
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 e years
DESCRIPTION:6 e years (5956 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20290510
DTEND:20290511
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000 days
DESCRIPTION:6,000 days (6000 days)
DTSTART:20290623
DTEND:20290624
END:VEVENT

BEGIN:VEVENT
SUMMARY:70 Mercury years
DESCRIPTION:70 Mercury years (6157 days)
DTSTART:20291127
DTEND:20291128
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:20291214
DTEND:20291215
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Mars years
DESCRIPTION:9 Mars years (6183 days)
DTSTART:20291223
DTEND:20291224
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:20300107
DTEND:20300108
END:VEVENT

BEGIN:VEVENT
SUMMARY:17 Earth years
DESCRIPTION:17 Earth years (6209 days)
DTSTART:20300118
DTEND:20300119
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000,000 minutes
DESCRIPTION:9,000,000 minutes (6250 days)
DTSTART:20300228
DTEND:20300301
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 Pluto days
DESCRIPTION:1,000 Pluto days (6387 days)
DTSTART:20300715
DTEND:20300716
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:20301106
DTEND:20301107
END:VEVENT

BEGIN:VEVENT
SUMMARY:18 Earth years
DESCRIPTION:18 Earth years (6574 days)
DTSTART:20310118
DTEND:20310119
END:VEVENT

BEGIN:VEVENT
SUMMARY:6666 days
DESCRIPTION:6666 days (6666 days)
DTSTART:20310420
DTEND:20310421
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:20310607
DTEND:20310608
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Venus years
DESCRIPTION:30 Venus years (6741 days)
DTSTART:20310704
DTEND:20310705
END:VEVENT

BEGIN:VEVENT
SUMMARY:20th Fibonacci number days
DESCRIPTION:20th Fibonacci number days (6765 days)
DTSTART:20310728
DTEND:20310729
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mars years
DESCRIPTION:10 Mars years (6870 days)
DTSTART:20311110
DTEND:20311111
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Pi years
DESCRIPTION:6 Pi years (6885 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20311125
DTEND:20311126
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Draconic years
DESCRIPTION:20 Draconic years (6932 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20320111
DTEND:20320112
END:VEVENT

BEGIN:VEVENT
SUMMARY:19 Earth years
DESCRIPTION:19 Earth years (6939 days)
DTSTART:20320118
DTEND:20320119
END:VEVENT

BEGIN:VEVENT
SUMMARY:10,000,000 minutes
DESCRIPTION:10,000,000 minutes (6944 days)
DTSTART:20320123
DTEND:20320124
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 e years
DESCRIPTION:7 e years (6949 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20320128
DTEND:20320129
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000 days
DESCRIPTION:7,000 days (7000 days)
DTSTART:20320319
DTEND:20320320
END:VEVENT

BEGIN:VEVENT
SUMMARY:80 Mercury years
DESCRIPTION:80 Mercury years (7037 days)
DTSTART:20320425
DTEND:20320426
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:20320619
DTEND:20320620
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:20321104
DTEND:20321105
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Earth years
DESCRIPTION:20 Earth years (7305 days)
DTSTART:20330118
DTEND:20330119
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Mars years
DESCRIPTION:11 Mars years (7557 days)
DTSTART:20330927
DTEND:20330928
END:VEVENT

BEGIN:VEVENT
SUMMARY:11,000,000 minutes
DESCRIPTION:11,000,000 minutes (7639 days)
DTSTART:20331218
DTEND:20331219
END:VEVENT

BEGIN:VEVENT
SUMMARY:21 Earth years
DESCRIPTION:21 Earth years (7670 days)
DTSTART:20340118
DTEND:20340119
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:20340131
DTEND:20340201
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:20340217
DTEND:20340218
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:20340405
DTEND:20340406
END:VEVENT

BEGIN:VEVENT
SUMMARY:7777 days
DESCRIPTION:7777 days (7777 days)
DTSTART:20340505
DTEND:20340506
END:VEVENT

BEGIN:VEVENT
SUMMARY:90 Mercury years
DESCRIPTION:90 Mercury years (7916 days)
DTSTART:20340921
DTEND:20340922
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 e years
DESCRIPTION:8 e years (7942 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20341017
DTEND:20341018
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000 days
DESCRIPTION:8,000 days (8000 days)
DTSTART:20341214
DTEND:20341215
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Pi years
DESCRIPTION:7 Pi years (8032 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20350115
DTEND:20350116
END:VEVENT

BEGIN:VEVENT
SUMMARY:22 Earth years
DESCRIPTION:22 Earth years (8035 days)
DTSTART:20350118
DTEND:20350119
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:20350421
DTEND:20350422
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 lunar orbits
DESCRIPTION:300 lunar orbits (8190 days)
DTSTART:20350622
DTEND:20350623
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:20350807
DTEND:20350808
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Mars years
DESCRIPTION:12 Mars years (8244 days)
DTSTART:20350815
DTEND:20350816
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:20350903
DTEND:20350904
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:20350914
DTEND:20350915
END:VEVENT

BEGIN:VEVENT
SUMMARY:12,000,000 minutes
DESCRIPTION:12,000,000 minutes (8333 days)
DTSTART:20351112
DTEND:20351113
END:VEVENT

BEGIN:VEVENT
SUMMARY:200,000 hours
DESCRIPTION:200,000 hours (8333 days)
DTSTART:20351112
DTEND:20351113
END:VEVENT

BEGIN:VEVENT
SUMMARY:23 Earth years
DESCRIPTION:23 Earth years (8400 days)
DTSTART:20360118
DTEND:20360119
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 weeks
DESCRIPTION:1234 weeks (8638 days)
DTSTART:20360912
DTEND:20360913
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Jupiter years
DESCRIPTION:2 Jupiter years (8665 days)
DTSTART:20361009
DTEND:20361010
END:VEVENT

BEGIN:VEVENT
SUMMARY:24 Earth years
DESCRIPTION:24 Earth years (8766 days)
DTSTART:20370118
DTEND:20370119
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:20370201
DTEND:20370202
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 Mercury years
DESCRIPTION:100 Mercury years (8796 days)
DTSTART:20370217
DTEND:20370218
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:20370427
DTEND:20370428
END:VEVENT

BEGIN:VEVENT
SUMMARY:8888 days
DESCRIPTION:8888 days (8888 days)
DTSTART:20370520
DTEND:20370521
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Mars years
DESCRIPTION:13 Mars years (8931 days)
DTSTART:20370702
DTEND:20370703
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 e years
DESCRIPTION:9 e years (8935 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20370706
DTEND:20370707
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Venus years
DESCRIPTION:40 Venus years (8988 days)
DTSTART:20370828
DTEND:20370829
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000 days
DESCRIPTION:9,000 days (9000 days)
DTSTART:20370909
DTEND:20370910
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:20370913
DTEND:20370914
END:VEVENT

BEGIN:VEVENT
SUMMARY:13,000,000 minutes
DESCRIPTION:13,000,000 minutes (9028 days)
DTSTART:20371007
DTEND:20371008
END:VEVENT

BEGIN:VEVENT
SUMMARY:25 Earth years
DESCRIPTION:25 Earth years (9131 days)
DTSTART:20380118
DTEND:20380119
END:VEVENT

END:VCALENDAR