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Mercury retrograde 2009: exact dates and times

Station instants computed with Swiss Ephemeris to the minute, in UTC. Mercury is retrograde about 3.3 times a year for 19–24 days.

Mercury is retrograde 4 times in 2009: from Jan 11, 2009, 16:44 UTC at 7°46′ Aquarius until Feb 1, 2009, 07:11 UTC at 21°45′ Capricorn; from May 7, 2009, 05:01 UTC at 1°44′ Gemini until May 31, 2009, 01:22 UTC at 22°52′ Taurus; from Sep 7, 2009, 04:45 UTC at 6°13′ Libra until Sep 29, 2009, 13:13 UTC at 21°37′ Virgo; from Dec 26, 2009, 14:38 UTC at 21°48′ Capricorn until Jan 15, 2010, 16:52 UTC at 5°33′ Capricorn.

Mercury retrograde periods in 2009

All instants UTC. Arc = degrees travelled backwards between the two stations.

Stations retrograde	At	Stations direct	At	Days	Arc	Pre-shadow from	Post-shadow to
Jan 11, 2009, 16:44 UTC	7°46′ Aquarius	Feb 1, 2009, 07:11 UTC	21°45′ Capricorn	20.6	16.01°	21°45′ Capricorn	7°46′ Aquarius
May 7, 2009, 05:01 UTC	1°44′ Gemini	May 31, 2009, 01:22 UTC	22°52′ Taurus	23.85	8.87°	22°52′ Taurus	1°44′ Gemini
Sep 7, 2009, 04:45 UTC	6°13′ Libra	Sep 29, 2009, 13:13 UTC	21°37′ Virgo	22.35	14.61°	21°37′ Virgo	6°13′ Libra
Dec 26, 2009, 14:38 UTC *	21°48′ Capricorn	Jan 15, 2010, 16:52 UTC	5°33′ Capricorn	20.09	16.24°	5°33′ Capricorn	21°48′ Capricorn

* period crosses a year boundary and is listed in both years.

Sign changes during retrograde

Instant (UTC)	From	To
Jan 21, 2009, 05:36 UTC	Aquarius	Capricorn
May 13, 2009, 23:53 UTC	Gemini	Taurus
Sep 18, 2009, 03:26 UTC	Libra	Virgo

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How Mercury retrograde hits your chart

Your natal chart shows which house the retrograde falls in and which of your planets it aspects.

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