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Astronomy
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Lucian's user avatar
Lucian's user avatar
Lucian
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Forty-nine months are one fortnight short of a Julian cycle.

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Score Newest
question
3
Numbers 80 to 85 in Ancient Astronomy
Sep 7, 2016
answer
2
What was the length of the solar day 73 million years ago?
Oct 12, 2018
answer
1
Why Earth's perihelion occurs 3rd January rather than 1st?
Aug 2, 2018
answer
0
Moon is a planet by "Clearing the neighborhood" condition?
Nov 26, 2018
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86
What function can be differentiated twice, but not 3 times?
64
When were 'time zones' (or at least time difference) discovered?
62
Does $\lfloor \sqrt{p} \rfloor$ generate all natural numbers?
61
Closed Form for $~\int_0^1\frac{\text{arctanh }x}{\tan\left(\frac\pi2~x\right)}~dx$
60
Interesting and unexpected applications of $\pi$

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