Starmap1991

Every Celestial Event Mapped to the Millisecond

Swiss Ephemeris (DE441) resolves every event to the millisecond.

Engine cross-checked against NASA JPL HORIZONS - The model that flies spacecraft.

Every other almanac stops at the minute. We get it EXACT.

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1991 had 12 full moons and 6 eclipses. The eclipses fell: an annular solar eclipse in Capricorn on January 15, a penumbral lunar eclipse in Leo on January 30, a penumbral lunar eclipse in Capricorn on June 26, a total solar eclipse in Cancer on July 11, a penumbral lunar eclipse in Aquarius on July 26, and a partial lunar eclipse in Gemini on December 21. Mercury turned retrograde three times (Apr 4 to Apr 28; Aug 7 to Aug 31; Nov 28 to Dec 18). The first full moon rose in Leo on January 30. Every full moon, new moon, solar and lunar eclipse, equinox, solstice, planetary ingress, and retrograde station below is computed to the millisecond with the NASA-cross-checked Swiss Ephemeris engine and shown in Eastern Time - Choose your location on the page for your own sky.

January 1991

February 1991

March 1991

April 1991

May 1991

June 1991

July 1991

August 1991

September 1991

October 1991

November 1991

December 1991

Browse Every Year - 1900 to 2099

Two full centuries of the sky, each year computed to the millisecond - every full moon, eclipse, equinox, solstice, ingress, and retrograde station. Look up the sky on any birthday.

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1991 Celestial Events - Frequently Asked Questions

STARMAP is the most precise 1991 astrology calendar on the web - Every event of the year to the millisecond, in your own timezone and your own sky. The answers below come straight from the data.

What were the 1991 eclipse dates and times?

1991 had 6 eclipses: Annular Solar Eclipse on ; Penumbral Lunar Eclipse on ; Penumbral Lunar Eclipse on ; Total Solar Eclipse on ; Penumbral Lunar Eclipse on ; Partial Lunar Eclipse on . Every instant lands on the millisecond - Times mark the exact lunation instant of each eclipse.

When were the 1991 solstices and equinoxes?

Spring Equinox: ; Summer Solstice: ; Autumn Equinox: ; Winter Solstice: .

When was Mercury retrograde in 1991?

Mercury stationed retrograde 3 times in 1991: , , . The exact station instants are on the calendar above.

How many full moons were there in 1991?

1991 had 12 full moons. The first was the Lunar Eclipse (Full Moon) in Leo on .

How accurate are these celestial event times?

Every event is computed with the Swiss Ephemeris (DE441) and resolved to the millisecond. The engine is verified against NASA JPL HORIZONS - The model that flies spacecraft - On the 2026 major events. Almanacs stop at the minute. Starmap does not.