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Mercury retrograde 2100: 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 3 times in 2100: from Jan 30, 2100, 06:29 UTC at 25°58′ Aquarius until Feb 20, 2100, 13:39 UTC at 10°26′ Aquarius; from May 29, 2100, 05:06 UTC at 23°49′ Gemini until Jun 22, 2100, 04:02 UTC at 15°14′ Gemini; from Sep 26, 2100, 18:08 UTC at 24°58′ Libra until Oct 18, 2100, 06:11 UTC at 9°40′ Libra.

Mercury retrograde periods in 2100

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 30, 2100, 06:29 UTC	25°58′ Aquarius	Feb 20, 2100, 13:39 UTC	10°26′ Aquarius	21.3	15.54°	10°26′ Aquarius	25°58′ Aquarius
May 29, 2100, 05:06 UTC	23°49′ Gemini	Jun 22, 2100, 04:02 UTC	15°14′ Gemini	23.96	8.57°	15°14′ Gemini	23°49′ Gemini
Sep 26, 2100, 18:08 UTC	24°58′ Libra	Oct 18, 2100, 06:11 UTC	9°40′ Libra	21.5	15.29°	9°40′ Libra	24°58′ Libra

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How Mercury retrograde hits your chart

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