Western astrology starts the zodiac at the March equinox, Vedic astrology at the stars, and the two sit about 24° apart. So the Sun reaches Aquarius about 24 days later in the Vedic zodiac, and most people with a Western Aquarius Sun have a Vedic Capricorn Sun.
When the Sun is in Aquarius
Western Aquarius
20 Jan – 17 Feb
Vedic Aquarius
12 Feb – 13 Mar
Western Aquarius: your Vedic Sun
Born 20 Jan – 11 Feb
Vedic Sun in Capricorn
Born 12 Feb – 17 Feb
Aquarius in both zodiacs
Dates for someone born around 1990, in UTC. They move a day either way with the birth year and time; a chart in Unseen Signs is exact to the minute.
The nakshatras of Vedic Aquarius
Vedic astrology also divides the sky into 27 nakshatras, the lunar mansions. Vedic Aquarius holds:
The same 24° shift applies to every planet and to the rising sign, so most charts change in several places at once. Your birth date, time and place show your Sun, Moon and rising sign in both zodiacs.