Panchanga
Links
Panchangam -- Vedic calendar
Indian calendar uses phases of the Moon and the positions of planets, and identifies auspicious times and days for various activities.
Panchanga/Ephemeris at IndianAstrology.com
http://www.indianastrology.com/panchang/index.asp
Vara (day), Tithi, Nakshatra, Yoga and Karana, and Ephemeris (planet positions) of a particular day.
Vedic Calendar: Kadavul Hindu Panchangam
http://www.hindu.org/sciences/panchangam.html
Vedic Calendar is a calendar based on the ancient science of Jyotish -- Vedic Astrology.
Panchang Online at Astrogyan
http://www.astrogyan.com/eng/panchang.htm
Online Panchanga: Paksh, Samvat, Tithi, Moon sign, Nakshatra, Yog, Rahukalam, Chogadia (good and bad time of the day).