Natal Chart Calculator
Swiss Ephemeris · IANA historical time zones · GeoNames · no estimated positions
Birth data
Date
Local time
Birth time unknown
Birthplace
Manual overrides
Latitude
Longitude
IANA timezone
Fixed UTC offset
Coordinates override the searched place; a fixed UTC offset bypasses all timezone/DST rules.
Repeated local time
Ask me
Earlier (1st)
Later (2nd)
Skipped local time
Ask me
Pre-change offset
Post-change offset
Before standard time
Birthplace LMT
Zone city LMT
Calendar
Gregorian
Julian (Old Style)
Chart settings
Zodiac
Tropical
Sidereal
Ayanamsa
House system
Polar fallback
None (report error)
Porphyry
Whole Sign
Equal
Lunar node
True node
Mean node
Lilith
Mean
Osculating (true)
Interpolated
Part of Fortune
Day/night (sect) formula
Always day formula
Orbs (°) — ☌ ☍ □ △ ⚹
Calculate chart
Enter birth data to calculate a chart.
The example is the reference test case: 7 July 1987, 00:30, Cairo (30°04′N, 31°15′E).