http://www.0800-horoscope.com/birthchart.html Check birth cirtificate for exact hour, minutes, am or pm. As I'm sure brothers and sister here know. A real astrological birth chart is based on exact time of birth, hour, minute, am or pm and location based on logitude and latitude. For the most accuate chart enter your exact TIME of BIRTH. Check your birth cirtificate for the hour, minutes, am or pm; and sometimes mom will remember so maybe ask her.