Birth year (Gregorian calendar)
Birth month (1-12)
Birth day (1-31)
Birth hour in local time (0-23)
Birth minute (0-59)
OptionalsecondBirth second (0-59), defaults to 0
Timezone offset from UTC in hours. Positive = east of Greenwich, negative = west. Examples: -5 (EST), +1 (CET), +5.5 (IST)
Geographic latitude (-90 to +90, positive = north)
Geographic longitude (-180 to +180, positive = east)
Birth data required to calculate a chart.
Remarks
All times should be in local time; timezone offset handles conversion to UTC.