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New moon dates 2012

Key facts
  • 2012: 12 × new moon — 23 January 2012, 22 February 2012, 22 March 2012, 21 April 2012, 21 May 2012, 19 June 2012, 19 July 2012, 17 August 2012, 16 September 2012, 15 October 2012, 14 November 2012, 13 December 2012.

New moon dates 2012

DateTime (UTC)
Mon 23 Jan07:39passed
Wed 22 Feb22:34passed
Thu 22 Mar14:37passed
Sat 21 Apr07:18passed
Mon 21 May23:47passed
Tue 19 Jun15:02passed
Thu 19 Jul04:24passed
Fri 17 Aug15:54passed
Sun 16 Sep02:10passed
Mon 15 Oct12:02passed
Wed 14 Nov22:07passed
Thu 13 Dec08:41passed

Questions people ask

What is a moon day?

A moon day counts the days since the last new moon: the first moon day starts at the new moon, the fifteenth around the full moon. The count on this page is the whole number of days since the last new moon plus one.

Is the moon waxing or waning?

Waxing means the lit part is growing (from new moon to full moon); waning means it is shrinking (from full moon to new moon). In the northern hemisphere a waxing moon is lit on the right.

How are the phase times calculated?

With the algorithms published by Jean Meeus in Astronomical Algorithms (1998), including the periodic terms, which give the phase instants to about one minute.

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