Retrograde periods for Mercury, Venus, Mars, Jupiter and Saturn. Rahu and Ketu are always retrograde by convention.
1 retrograde period in 2072
79 days in मिथुन
1 retrograde period in 2072
140 days in तुला
3 retrograde periods in 2072
23 days in कुम्भ
24 days in मिथुन
20 days in तुला
Rahu and Ketu are the lunar nodes and are always Vakri (retrograde). They move backwards through the zodiac at roughly 1.5° per month and change Rashi only once every ~18 months.
