In 1958, Mercury has four retrograde periods: in Capricorn, Sagittarius, Taurus, Aries, Virgo and Leo. The year opens with a retrograde carried over from the year before; it ends on January 5. The last ends on December 19.
Retrograde periods in 1958
December 16, 1957 – January 5, 1958
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Capricorn into Sagittarius
- Length
- 20 days
April 6 – April 30
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Taurus into Aries
- Length
- 24 days
August 9 – September 2
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Virgo into Leo
- Length
- 24 days
November 30 – December 19
Over
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- Sagittarius
- Length
- 19 days