In 1970, Mercury has four retrograde periods: in Aquarius, Capricorn, Taurus, Virgo and Sagittarius. The first begins on January 4. The last begins on December 19 and runs into the new year.
Retrograde periods in 1970
January 4 – January 24
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Aquarius into Capricorn
- Length
- 20 days
April 28 – May 22
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- Taurus
- Length
- 24 days
August 30 – September 21
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- Virgo
- Length
- 22 days
December 19, 1970 – January 7, 1971
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Capricorn into Sagittarius
- Length
- 19 days