BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:Mathematical Anniversaries
BEGIN:VEVENT
SUMMARY:One day
DESCRIPTION:One day (1 days)
DTSTART:20121212
DTEND:20121213
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:20121217
DTEND:20121218
END:VEVENT

BEGIN:VEVENT
SUMMARY:One week
DESCRIPTION:One week (7 days)
DTSTART:20121218
DTEND:20121219
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 lunar orbit
DESCRIPTION:1 lunar orbit (27 days)
DTSTART:20130107
DTEND:20130108
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:20130108
DTEND:20130109
END:VEVENT

BEGIN:VEVENT
SUMMARY:One month
DESCRIPTION:One month (31 days)
DTSTART:20130111
DTEND:20130112
END:VEVENT

BEGIN:VEVENT
SUMMARY:Life-universe-and-everything
DESCRIPTION:Life-universe-and-everything (42 days)
DTSTART:20130122
DTEND:20130123
END:VEVENT

BEGIN:VEVENT
SUMMARY:10th Fibonacci number days
DESCRIPTION:10th Fibonacci number days (55 days)
DTSTART:20130204
DTEND:20130205
END:VEVENT

BEGIN:VEVENT
SUMMARY:Naughty-versary
DESCRIPTION:Naughty-versary (69 days)
DTSTART:20130218
DTEND:20130219
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:20130219
DTEND:20130220
END:VEVENT

BEGIN:VEVENT
SUMMARY:11th Fibonacci number days
DESCRIPTION:11th Fibonacci number days (89 days)
DTSTART:20130310
DTEND:20130311
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 days
DESCRIPTION:100 days (100 days)
DTSTART:20130321
DTEND:20130322
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 days
DESCRIPTION:123 days (123 days)
DTSTART:20130413
DTEND:20130414
END:VEVENT

BEGIN:VEVENT
SUMMARY:12th Fibonacci number days
DESCRIPTION:12th Fibonacci number days (144 days)
DTSTART:20130504
DTEND:20130505
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 days
DESCRIPTION:200 days (200 days)
DTSTART:20130629
DTEND:20130630
END:VEVENT

BEGIN:VEVENT
SUMMARY:13th Fibonacci number days
DESCRIPTION:13th Fibonacci number days (233 days)
DTSTART:20130801
DTEND:20130802
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 lunar orbits
DESCRIPTION:10 lunar orbits (273 days)
DTSTART:20130910
DTEND:20130911
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 days
DESCRIPTION:300 days (300 days)
DTSTART:20131007
DTEND:20131008
END:VEVENT

BEGIN:VEVENT
SUMMARY:Sparta!
DESCRIPTION:Sparta! (300 days)
DTSTART:20131007
DTEND:20131008
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 days
DESCRIPTION:321 days (321 days)
DTSTART:20131028
DTEND:20131029
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Earth year
DESCRIPTION:1 Earth year (365 days)
DTSTART:20131211
DTEND:20131212
END:VEVENT

BEGIN:VEVENT
SUMMARY:14th Fibonacci number days
DESCRIPTION:14th Fibonacci number days (377 days)
DTSTART:20131223
DTEND:20131224
END:VEVENT

BEGIN:VEVENT
SUMMARY:400 days
DESCRIPTION:400 days (400 days)
DTSTART:20140115
DTEND:20140116
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Not Found
DESCRIPTION:Anniversary Not Found (404 days)
DTSTART:20140119
DTEND:20140120
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:20140421
DTEND:20140422
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 days
DESCRIPTION:500 days (500 days)
DTSTART:20140425
DTEND:20140426
END:VEVENT

BEGIN:VEVENT
SUMMARY:Anniversary Forbidden
DESCRIPTION:Anniversary Forbidden (503 days)
DTSTART:20140428
DTEND:20140429
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:20140511
DTEND:20140512
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:20140725
DTEND:20140726
END:VEVENT

BEGIN:VEVENT
SUMMARY:600 days
DESCRIPTION:600 days (600 days)
DTSTART:20140803
DTEND:20140804
END:VEVENT

BEGIN:VEVENT
SUMMARY:15th Fibonacci number days
DESCRIPTION:15th Fibonacci number days (610 days)
DTSTART:20140813
DTEND:20140814
END:VEVENT

BEGIN:VEVENT
SUMMARY:Lucifersary
DESCRIPTION:Lucifersary (666 days)
DTSTART:20141008
DTEND:20141009
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Mars year
DESCRIPTION:1 Mars year (687 days)
DTSTART:20141029
DTEND:20141030
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000,000 minutes
DESCRIPTION:1,000,000 minutes (694 days)
DTSTART:20141105
DTEND:20141106
END:VEVENT

BEGIN:VEVENT
SUMMARY:700 days
DESCRIPTION:700 days (700 days)
DTSTART:20141111
DTEND:20141112
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Earth years
DESCRIPTION:2 Earth years (730 days)
DTSTART:20141211
DTEND:20141212
END:VEVENT

BEGIN:VEVENT
SUMMARY:Feynman-point days
DESCRIPTION:Feynman-point days (762 days) (see http://en.wikipedia.org/wiki/Feynman_point)
DTSTART:20150112
DTEND:20150113
END:VEVENT

BEGIN:VEVENT
SUMMARY:800 days
DESCRIPTION:800 days (800 days)
DTSTART:20150219
DTEND:20150220
END:VEVENT

BEGIN:VEVENT
SUMMARY:123 weeks
DESCRIPTION:123 weeks (861 days)
DTSTART:20150421
DTEND:20150422
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mercury years
DESCRIPTION:10 Mercury years (880 days)
DTSTART:20150510
DTEND:20150511
END:VEVENT

BEGIN:VEVENT
SUMMARY:900 days
DESCRIPTION:900 days (900 days)
DTSTART:20150530
DTEND:20150531
END:VEVENT

BEGIN:VEVENT
SUMMARY:16th Fibonacci number days
DESCRIPTION:16th Fibonacci number days (987 days)
DTSTART:20150825
DTEND:20150826
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 e years
DESCRIPTION:1 e years (993 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20150831
DTEND:20150901
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 days
DESCRIPTION:1,000 days (1000 days)
DTSTART:20150907
DTEND:20150908
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:20151010
DTEND:20151011
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Earth years
DESCRIPTION:3 Earth years (1095 days)
DTSTART:20151211
DTEND:20151212
END:VEVENT

BEGIN:VEVENT
SUMMARY:1111 days
DESCRIPTION:1111 days (1111 days)
DTSTART:20151227
DTEND:20151228
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Pi years
DESCRIPTION:1 Pi years (1147 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20160201
DTEND:20160202
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:20160307
DTEND:20160308
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:20160405
DTEND:20160406
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 days
DESCRIPTION:1234 days (1234 days)
DTSTART:20160428
DTEND:20160429
END:VEVENT

BEGIN:VEVENT
SUMMARY:1337 days
DESCRIPTION:1337 days (1337 days) (see http://en.wikipedia.org/wiki/Leet)
DTSTART:20160809
DTEND:20160810
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 lunar orbits
DESCRIPTION:50 lunar orbits (1365 days)
DTSTART:20160906
DTEND:20160907
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Mars years
DESCRIPTION:2 Mars years (1374 days)
DTSTART:20160915
DTEND:20160916
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000,000 minutes
DESCRIPTION:2,000,000 minutes (1389 days)
DTSTART:20160930
DTEND:20161001
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Earth years
DESCRIPTION:4 Earth years (1461 days)
DTSTART:20161211
DTEND:20161212
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:20170309
DTEND:20170310
END:VEVENT

BEGIN:VEVENT
SUMMARY:17th Fibonacci number days
DESCRIPTION:17th Fibonacci number days (1597 days)
DTSTART:20170426
DTEND:20170427
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:20170905
DTEND:20170906
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Mercury years
DESCRIPTION:20 Mercury years (1759 days)
DTSTART:20171005
DTEND:20171006
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:20171019
DTEND:20171020
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Earth years
DESCRIPTION:5 Earth years (1826 days)
DTSTART:20171211
DTEND:20171212
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:20180320
DTEND:20180321
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 e years
DESCRIPTION:2 e years (1985 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20180519
DTEND:20180520
END:VEVENT

BEGIN:VEVENT
SUMMARY:300th prime number (1987) days
DESCRIPTION:300th prime number (1987) days (1987 days)
DTSTART:20180521
DTEND:20180522
END:VEVENT

BEGIN:VEVENT
SUMMARY:2,000 days
DESCRIPTION:2,000 days (2000 days)
DTSTART:20180603
DTEND:20180604
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Mars years
DESCRIPTION:3 Mars years (2061 days)
DTSTART:20180803
DTEND:20180804
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:20180808
DTEND:20180809
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000,000 minutes
DESCRIPTION:3,000,000 minutes (2083 days)
DTSTART:20180825
DTEND:20180826
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Earth years
DESCRIPTION:6 Earth years (2191 days)
DTSTART:20181211
DTEND:20181212
END:VEVENT

BEGIN:VEVENT
SUMMARY:2222 days
DESCRIPTION:2222 days (2222 days)
DTSTART:20190111
DTEND:20190112
END:VEVENT

BEGIN:VEVENT
SUMMARY:321 weeks
DESCRIPTION:321 weeks (2247 days)
DTSTART:20190205
DTEND:20190206
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Venus years
DESCRIPTION:10 Venus years (2247 days)
DTSTART:20190205
DTEND:20190206
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Pi years
DESCRIPTION:2 Pi years (2295 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20190325
DTEND:20190326
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:20190410
DTEND:20190411
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:20190602
DTEND:20190603
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Earth years
DESCRIPTION:7 Earth years (2556 days)
DTSTART:20191211
DTEND:20191212
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:20200106
DTEND:20200107
END:VEVENT

BEGIN:VEVENT
SUMMARY:18th Fibonacci number days
DESCRIPTION:18th Fibonacci number days (2584 days)
DTSTART:20200108
DTEND:20200109
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Mercury years
DESCRIPTION:30 Mercury years (2639 days)
DTSTART:20200303
DTEND:20200304
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 lunar orbits
DESCRIPTION:100 lunar orbits (2730 days)
DTSTART:20200602
DTEND:20200603
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Mars years
DESCRIPTION:4 Mars years (2748 days)
DTSTART:20200620
DTEND:20200621
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000,000 minutes
DESCRIPTION:4,000,000 minutes (2778 days)
DTSTART:20200720
DTEND:20200721
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Earth years
DESCRIPTION:8 Earth years (2922 days)
DTSTART:20201211
DTEND:20201212
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:20210113
DTEND:20210114
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 e years
DESCRIPTION:3 e years (2978 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20210205
DTEND:20210206
END:VEVENT

BEGIN:VEVENT
SUMMARY:3,000 days
DESCRIPTION:3,000 days (3000 days)
DTSTART:20210227
DTEND:20210228
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:20210606
DTEND:20210607
END:VEVENT

BEGIN:VEVENT
SUMMARY:500 Pluto days
DESCRIPTION:500 Pluto days (3193 days)
DTSTART:20210908
DTEND:20210909
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Earth years
DESCRIPTION:9 Earth years (3287 days)
DTSTART:20211211
DTEND:20211212
END:VEVENT

BEGIN:VEVENT
SUMMARY:3333 days
DESCRIPTION:3333 days (3333 days)
DTSTART:20220126
DTEND:20220127
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Mars years
DESCRIPTION:5 Mars years (3435 days)
DTSTART:20220508
DTEND:20220509
END:VEVENT

BEGIN:VEVENT
SUMMARY:3 Pi years
DESCRIPTION:3 Pi years (3442 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20220515
DTEND:20220516
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Draconic years
DESCRIPTION:10 Draconic years (3466 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20220608
DTEND:20220609
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000,000 minutes
DESCRIPTION:5,000,000 minutes (3472 days)
DTSTART:20220614
DTEND:20220615
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Mercury years
DESCRIPTION:40 Mercury years (3518 days)
DTSTART:20220730
DTEND:20220731
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:20220827
DTEND:20220828
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:20221104
DTEND:20221105
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Earth years
DESCRIPTION:10 Earth years (3652 days)
DTSTART:20221211
DTEND:20221212
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:20230627
DTEND:20230628
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 e years
DESCRIPTION:4 e years (3971 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20231026
DTEND:20231027
END:VEVENT

BEGIN:VEVENT
SUMMARY:4,000 days
DESCRIPTION:4,000 days (4000 days)
DTSTART:20231124
DTEND:20231125
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Earth years
DESCRIPTION:11 Earth years (4017 days)
DTSTART:20231211
DTEND:20231212
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:20240307
DTEND:20240308
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:20240321
DTEND:20240322
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Mars years
DESCRIPTION:6 Mars years (4122 days)
DTSTART:20240325
DTEND:20240326
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:20240404
DTEND:20240405
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:20240409
DTEND:20240410
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000,000 minutes
DESCRIPTION:6,000,000 minutes (4167 days)
DTSTART:20240509
DTEND:20240510
END:VEVENT

BEGIN:VEVENT
SUMMARY:100,000 hours
DESCRIPTION:100,000 hours (4167 days)
DTSTART:20240509
DTEND:20240510
END:VEVENT

BEGIN:VEVENT
SUMMARY:19th Fibonacci number days
DESCRIPTION:19th Fibonacci number days (4181 days)
DTSTART:20240523
DTEND:20240524
END:VEVENT

BEGIN:VEVENT
SUMMARY:4321 days
DESCRIPTION:4321 days (4321 days)
DTSTART:20241010
DTEND:20241011
END:VEVENT

BEGIN:VEVENT
SUMMARY:1 Jupiter year
DESCRIPTION:1 Jupiter year (4333 days)
DTSTART:20241022
DTEND:20241023
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Earth years
DESCRIPTION:12 Earth years (4383 days)
DTSTART:20241211
DTEND:20241212
END:VEVENT

BEGIN:VEVENT
SUMMARY:50 Mercury years
DESCRIPTION:50 Mercury years (4398 days)
DTSTART:20241226
DTEND:20241227
END:VEVENT

BEGIN:VEVENT
SUMMARY:4444 days
DESCRIPTION:4444 days (4444 days)
DTSTART:20250210
DTEND:20250211
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Venus years
DESCRIPTION:20 Venus years (4494 days)
DTSTART:20250401
DTEND:20250402
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:20250409
DTEND:20250410
END:VEVENT

BEGIN:VEVENT
SUMMARY:4 Pi years
DESCRIPTION:4 Pi years (4590 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20250706
DTEND:20250707
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:20250902
DTEND:20250903
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:20251121
DTEND:20251122
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Earth years
DESCRIPTION:13 Earth years (4748 days)
DTSTART:20251211
DTEND:20251212
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:20260112
DTEND:20260113
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Mars years
DESCRIPTION:7 Mars years (4809 days)
DTSTART:20260210
DTEND:20260211
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000,000 minutes
DESCRIPTION:7,000,000 minutes (4861 days)
DTSTART:20260403
DTEND:20260404
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 e years
DESCRIPTION:5 e years (4964 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20260715
DTEND:20260716
END:VEVENT

BEGIN:VEVENT
SUMMARY:5,000 days
DESCRIPTION:5,000 days (5000 days)
DTSTART:20260820
DTEND:20260821
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:20260929
DTEND:20260930
END:VEVENT

BEGIN:VEVENT
SUMMARY:14 Earth years
DESCRIPTION:14 Earth years (5113 days)
DTSTART:20261211
DTEND:20261212
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:20270201
DTEND:20270202
END:VEVENT

BEGIN:VEVENT
SUMMARY:60 Mercury years
DESCRIPTION:60 Mercury years (5278 days)
DTSTART:20270525
DTEND:20270526
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:20270705
DTEND:20270706
END:VEVENT

BEGIN:VEVENT
SUMMARY:200 lunar orbits
DESCRIPTION:200 lunar orbits (5460 days)
DTSTART:20271123
DTEND:20271124
END:VEVENT

BEGIN:VEVENT
SUMMARY:15 Earth years
DESCRIPTION:15 Earth years (5478 days)
DTSTART:20271211
DTEND:20271212
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 Mars years
DESCRIPTION:8 Mars years (5496 days)
DTSTART:20271229
DTEND:20271230
END:VEVENT

BEGIN:VEVENT
SUMMARY:5555 days
DESCRIPTION:5555 days (5555 days)
DTSTART:20280226
DTEND:20280227
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000,000 minutes
DESCRIPTION:8,000,000 minutes (5556 days)
DTSTART:20280227
DTEND:20280228
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:20280701
DTEND:20280702
END:VEVENT

BEGIN:VEVENT
SUMMARY:5 Pi years
DESCRIPTION:5 Pi years (5737 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20280826
DTEND:20280827
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:20281003
DTEND:20281004
END:VEVENT

BEGIN:VEVENT
SUMMARY:16 Earth years
DESCRIPTION:16 Earth years (5844 days)
DTSTART:20281211
DTEND:20281212
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:20290215
DTEND:20290216
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 e years
DESCRIPTION:6 e years (5956 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20290402
DTEND:20290403
END:VEVENT

BEGIN:VEVENT
SUMMARY:6,000 days
DESCRIPTION:6,000 days (6000 days)
DTSTART:20290516
DTEND:20290517
END:VEVENT

BEGIN:VEVENT
SUMMARY:70 Mercury years
DESCRIPTION:70 Mercury years (6157 days)
DTSTART:20291020
DTEND:20291021
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:20291106
DTEND:20291107
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 Mars years
DESCRIPTION:9 Mars years (6183 days)
DTSTART:20291115
DTEND:20291116
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:20291130
DTEND:20291201
END:VEVENT

BEGIN:VEVENT
SUMMARY:17 Earth years
DESCRIPTION:17 Earth years (6209 days)
DTSTART:20291211
DTEND:20291212
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000,000 minutes
DESCRIPTION:9,000,000 minutes (6250 days)
DTSTART:20300121
DTEND:20300122
END:VEVENT

BEGIN:VEVENT
SUMMARY:1,000 Pluto days
DESCRIPTION:1,000 Pluto days (6387 days)
DTSTART:20300607
DTEND:20300608
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:20300929
DTEND:20300930
END:VEVENT

BEGIN:VEVENT
SUMMARY:18 Earth years
DESCRIPTION:18 Earth years (6574 days)
DTSTART:20301211
DTEND:20301212
END:VEVENT

BEGIN:VEVENT
SUMMARY:6666 days
DESCRIPTION:6666 days (6666 days)
DTSTART:20310313
DTEND:20310314
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:20310430
DTEND:20310501
END:VEVENT

BEGIN:VEVENT
SUMMARY:30 Venus years
DESCRIPTION:30 Venus years (6741 days)
DTSTART:20310527
DTEND:20310528
END:VEVENT

BEGIN:VEVENT
SUMMARY:20th Fibonacci number days
DESCRIPTION:20th Fibonacci number days (6765 days)
DTSTART:20310620
DTEND:20310621
END:VEVENT

BEGIN:VEVENT
SUMMARY:10 Mars years
DESCRIPTION:10 Mars years (6870 days)
DTSTART:20311003
DTEND:20311004
END:VEVENT

BEGIN:VEVENT
SUMMARY:6 Pi years
DESCRIPTION:6 Pi years (6885 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20311018
DTEND:20311019
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Draconic years
DESCRIPTION:20 Draconic years (6932 days) (see http://en.wikipedia.org/wiki/Anomalistic_year)
DTSTART:20311204
DTEND:20311205
END:VEVENT

BEGIN:VEVENT
SUMMARY:19 Earth years
DESCRIPTION:19 Earth years (6939 days)
DTSTART:20311211
DTEND:20311212
END:VEVENT

BEGIN:VEVENT
SUMMARY:10,000,000 minutes
DESCRIPTION:10,000,000 minutes (6944 days)
DTSTART:20311216
DTEND:20311217
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 e years
DESCRIPTION:7 e years (6949 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20311221
DTEND:20311222
END:VEVENT

BEGIN:VEVENT
SUMMARY:7,000 days
DESCRIPTION:7,000 days (7000 days)
DTSTART:20320210
DTEND:20320211
END:VEVENT

BEGIN:VEVENT
SUMMARY:80 Mercury years
DESCRIPTION:80 Mercury years (7037 days)
DTSTART:20320318
DTEND:20320319
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:20320512
DTEND:20320513
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:20320927
DTEND:20320928
END:VEVENT

BEGIN:VEVENT
SUMMARY:20 Earth years
DESCRIPTION:20 Earth years (7305 days)
DTSTART:20321211
DTEND:20321212
END:VEVENT

BEGIN:VEVENT
SUMMARY:11 Mars years
DESCRIPTION:11 Mars years (7557 days)
DTSTART:20330820
DTEND:20330821
END:VEVENT

BEGIN:VEVENT
SUMMARY:11,000,000 minutes
DESCRIPTION:11,000,000 minutes (7639 days)
DTSTART:20331110
DTEND:20331111
END:VEVENT

BEGIN:VEVENT
SUMMARY:21 Earth years
DESCRIPTION:21 Earth years (7670 days)
DTSTART:20331211
DTEND:20331212
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:20331224
DTEND:20331225
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:20340110
DTEND:20340111
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:20340226
DTEND:20340227
END:VEVENT

BEGIN:VEVENT
SUMMARY:7777 days
DESCRIPTION:7777 days (7777 days)
DTSTART:20340328
DTEND:20340329
END:VEVENT

BEGIN:VEVENT
SUMMARY:90 Mercury years
DESCRIPTION:90 Mercury years (7916 days)
DTSTART:20340814
DTEND:20340815
END:VEVENT

BEGIN:VEVENT
SUMMARY:8 e years
DESCRIPTION:8 e years (7942 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20340909
DTEND:20340910
END:VEVENT

BEGIN:VEVENT
SUMMARY:8,000 days
DESCRIPTION:8,000 days (8000 days)
DTSTART:20341106
DTEND:20341107
END:VEVENT

BEGIN:VEVENT
SUMMARY:7 Pi years
DESCRIPTION:7 Pi years (8032 days) (see http://en.wikipedia.org/wiki/Pi)
DTSTART:20341208
DTEND:20341209
END:VEVENT

BEGIN:VEVENT
SUMMARY:22 Earth years
DESCRIPTION:22 Earth years (8035 days)
DTSTART:20341211
DTEND:20341212
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:20350314
DTEND:20350315
END:VEVENT

BEGIN:VEVENT
SUMMARY:300 lunar orbits
DESCRIPTION:300 lunar orbits (8190 days)
DTSTART:20350515
DTEND:20350516
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:20350630
DTEND:20350701
END:VEVENT

BEGIN:VEVENT
SUMMARY:12 Mars years
DESCRIPTION:12 Mars years (8244 days)
DTSTART:20350708
DTEND:20350709
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:20350727
DTEND:20350728
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:20350807
DTEND:20350808
END:VEVENT

BEGIN:VEVENT
SUMMARY:12,000,000 minutes
DESCRIPTION:12,000,000 minutes (8333 days)
DTSTART:20351005
DTEND:20351006
END:VEVENT

BEGIN:VEVENT
SUMMARY:200,000 hours
DESCRIPTION:200,000 hours (8333 days)
DTSTART:20351005
DTEND:20351006
END:VEVENT

BEGIN:VEVENT
SUMMARY:23 Earth years
DESCRIPTION:23 Earth years (8400 days)
DTSTART:20351211
DTEND:20351212
END:VEVENT

BEGIN:VEVENT
SUMMARY:1234 weeks
DESCRIPTION:1234 weeks (8638 days)
DTSTART:20360805
DTEND:20360806
END:VEVENT

BEGIN:VEVENT
SUMMARY:2 Jupiter years
DESCRIPTION:2 Jupiter years (8665 days)
DTSTART:20360901
DTEND:20360902
END:VEVENT

BEGIN:VEVENT
SUMMARY:24 Earth years
DESCRIPTION:24 Earth years (8766 days)
DTSTART:20361211
DTEND:20361212
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:20361225
DTEND:20361226
END:VEVENT

BEGIN:VEVENT
SUMMARY:100 Mercury years
DESCRIPTION:100 Mercury years (8796 days)
DTSTART:20370110
DTEND:20370111
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:20370320
DTEND:20370321
END:VEVENT

BEGIN:VEVENT
SUMMARY:8888 days
DESCRIPTION:8888 days (8888 days)
DTSTART:20370412
DTEND:20370413
END:VEVENT

BEGIN:VEVENT
SUMMARY:13 Mars years
DESCRIPTION:13 Mars years (8931 days)
DTSTART:20370525
DTEND:20370526
END:VEVENT

BEGIN:VEVENT
SUMMARY:9 e years
DESCRIPTION:9 e years (8935 days) (see http://en.wikipedia.org/wiki/E_(mathematical_constant))
DTSTART:20370529
DTEND:20370530
END:VEVENT

BEGIN:VEVENT
SUMMARY:40 Venus years
DESCRIPTION:40 Venus years (8988 days)
DTSTART:20370721
DTEND:20370722
END:VEVENT

BEGIN:VEVENT
SUMMARY:9,000 days
DESCRIPTION:9,000 days (9000 days)
DTSTART:20370802
DTEND:20370803
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:20370806
DTEND:20370807
END:VEVENT

BEGIN:VEVENT
SUMMARY:13,000,000 minutes
DESCRIPTION:13,000,000 minutes (9028 days)
DTSTART:20370830
DTEND:20370831
END:VEVENT

BEGIN:VEVENT
SUMMARY:25 Earth years
DESCRIPTION:25 Earth years (9131 days)
DTSTART:20371211
DTEND:20371212
END:VEVENT

END:VCALENDAR