Length of Year: 11.86 Earth years
Sidereal orbit period (days) 4,332.589
5 KB (518 words) - 04:07, 23 March 2008
...to be used. In the 25th century, four leap seconds will be required every year, so the current quarterly options will be insufficient. Thereafter there w
...hat results from the calendar year not precisely matching the astronomical year length. This would be a major practical change in civil timekeeping, but w
20 KB (3,170 words) - 16:36, 6 December 2006
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76 bytes (11 words) - 15:54, 16 April 2011
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77 bytes (11 words) - 15:56, 16 April 2011
This started out as an attempt to track down a 30 year old memory,
11-year-old deaf boy, who had not had the benefit of sign language
594 KB (95,507 words) - 17:36, 14 July 2017