Vṛścik‌‌‌a preceded by the solar month of Tulā, and followed by the solar month of Dhanu. The Vrschika month is called "Kartigai" in the Tamil Hindu calendar. The ancient and medieval era Sanskrit texts of India vary in their calculations about the duration of Vrschika, just like they do with other months. For example, the "Surya Siddhanta" calculates the duration of Vrschika to be 29 days, 11 hours, 46 minutes and 0 seconds. In contrast, the "Arya Siddhanta" calculates the duration of the Vrschika month to be 29 days, 12 hours, 12 minutes and 24 seconds. The Indian solar month names
Mithuna (month) solar month of Karkaṭa. The Mithuna month is called "Ani" in the Tamil Hindu calendar. The ancient and medieval era Sanskrit texts of India vary in their calculations about the duration of Mithuna, just like they do with other months. For example, the "Surya Siddhanta" calculates the duration of Mithuna to be 31 days, 15 hours, 28 minutes and 24 seconds. In contrast, the "Arya Siddhanta" calculates the duration of the Mithuna month to be 31 days, 14 hours, 34 minutes and 24 seconds. Mithuna is also an astrological sign in Indian horoscope systems, corresponding to Gemini (astrology). Mithuna (month)