To look up the phase of the moon for any date,
just fill out the form below, then hit "Find Phase."

The new moon.

At 00:59:39 UT Tuesday 15 May 2018
the moon’s phase was

NEW

Time Zone:   

Some factors that go into this equation:

Universal Time is 1.01083333333333 in decimal hours.
The Julian date was 2458253.50291419.
The sun’s ecliptic longitude was 54.190809129868 degrees.
Its mean anomaly was 129.9543014281 degrees.
The moon’s true longitude was 3648.0017209345 degrees.

These calculations incorporate the switch to the English New Style (N.S.)—i.e., Gregorian— calendar after Wednesday, 02 September 1752; the next day became Thursday, 14 September, skipping eleven days. (Please also note that, while fairly accurate, these calculations remain a bit buggy.)

 Send comments to info@moonpage.com.

© 1997–2018 by 3IP.