ephemeris

Calculate antiscia and contra-antiscia

Calculate antiscia (mirror points across the Cancer/Capricorn solstice axis) and contra-antiscia for a set of planetary longitudes. Detects hidden conjunctions where one planet's antiscion falls on another planet's natal position. Central to Hellenistic and traditional Western astrology. 🤖 AI-optimized output available — add format=llm to reduce payload ~60%.

post/ephemeris/antiscia

Request

  • Base URL: https://api.openephemeris.com
  • URL: https://api.openephemeris.com/ephemeris/antiscia
  • Auth: one of:
    • HTTP bearer
    • API key in header X-OpenEphemeris-API-Key
    • API key in header X-API-Key
    • API key in header X-Service-Key

Query parameters

output_modestring nullable

Deprecated: use preset+format. Accepts full|simple|llm.

formatstring

Headers

authorizationstring nullable
X-API-Keystring nullable
X-OpenEphemeris-API-Keystring nullable
apikeystring nullable

Request body

orbnumber

Orb in degrees for contact detection (default 2.0)

Example request

{
  "bodies": [
    {
      "id": 0,
      "longitude": 15
    },
    {
      "id": 1,
      "longitude": 165
    },
    {
      "id": 4,
      "longitude": 225
    }
  ],
  "orb": 2
}

Response

Successful Response

calculation_metadataobject required

Metadata about the calculation

successboolean

Calculation success status

Changes

No recorded changes to this operation across all 1 revision of this API.