Missing payments. If you don't see a recent payment you've made, make sure you've allowed enough time for the payment to post to your account: Payments made by electronic check, by credit card, at a T-Mobile store, or over the phone usually post to your account right away, but it can take up to three hours.
Nothing in-game uses Kerbin days/years as far as I can tell. A day is defined as 86400 seconds, and a year as 365 days.
How many Hours are in a Year? Hours in a year calculation Gregorian calendar year. One calendar common year has 365 days: 1 common year = 365 days = (365 days) Ã (24 hours/day) = 8760 hours. One calendar leap year has 366 days - occures every 4 years, when February has 29 days: 1 leap year = 366 days = (366 days) / (24 hours/day) = 8784 hours. One mean calendar year has 8765.82 hours: 1 mean year = (365+1/4-1/100+1/400) days = (365.2425 days) Ã (24 hours/day) = 8765.82 hours. Julian year