Common Natal Chart Fields
Field table
| Field | Source | Use |
|---|---|---|
| Birth UTC / time zone | Time normalization | Auditable |
| Coordinates | Place | Ascendant and house division |
| Zodiac | Option | Sign mapping |
| House system | Option | House assignment |
| Planet longitude / sign / house | Ephemeris + houses | Core symbolism |
| Retrograde flag | Apparent motion | Expression modifier |
| ASC / MC, etc. | Horizon calculation | Axes |
| Cusp table | House algorithm | Domain boundaries |
| Aspect table | Angular distance + orbs | Dynamic relations |
Full calculation steps: Natal chart casting; reading approach: Reading order.