Kumbha (month) calculates the duration of the Kumbha month to be 29 days, 19 hours, 24 minutes and 0 seconds. Kumbha is also an astrological sign in Indian horoscope systems, corresponding to Aquarius (astrology). Kumbha (month) Kumbha is a month in Indian solar calendar. It corresponds to the zodiacal sign of Aquarius, and overlaps with about the second half of February and about the first half of March in the Gregorian calendar. In Vedic texts, the Kumbha month is called Tapas (IAST: Tapas), but in these ancient texts it has no zodiacal associations. The solar month of Kumbha overlaps with its lunar
Lunar month The nodes of the Moon's orbit precesses 360° in about 6,798 days (18.6 years). A draconic month is shorter than a sidereal month because the nodes precess in the opposite direction to that in which the Moon is orbiting Earth, one rotation every 18.6 years. Therefore, the Moon returns to the same node slightly earlier than it returns to meet the same reference star. Regardless of the culture, all lunar months approximate the mean length of the synodic month, the average period the Moon takes to cycle through its phases (new, first quarter, full, last quarter) and back again: 29–30