To look up the phase of the moon for any date,
just fill out the form below, then hit "Find Phase."
At 06:19:52 UT Sunday 13 October 2019
the moon’s phase was
is 6.34777777777778 in decimal hours.
The Julian date was 2458770.49634531.
The sun’s ecliptic longitude was 199.643150534145 degrees.
Its mean anomaly was 278.7675183728 degrees.
The moon’s mean longitude was 318.351648 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.)