venus-cycles

Venus phase and visibility

Compute current visibility and cycle phase for Venus. 🤖 AI-optimized output available — add format=llm to reduce payload ~60%.

post/ephemeris/venus-star-points/phase

Request

Base URL: https://api.openephemeris.com
URL: https://api.openephemeris.com/ephemeris/venus-star-points/phase
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

formatstring nullable

Response format: json | llm.

Headers

authorizationstring nullable

X-API-Keystring nullable

X-OpenEphemeris-API-Keystring nullable

apikeystring nullable

Request body

datestring required

ISO-8601 date or datetime. A clock time must carry its own zone ('Z' or ±HH:MM); a zone-less clock time is rejected with 400 ambiguous_datetime. A date-only value resolves to 12:00 UTC.

Response

Successful Response

successboolean

Status of the calculation

Example response

{
  "calculation_metadata": {
    "technique_id": "natal",
    "technique_label": "Composite (Davison)",
    "technique_method": "davidson",
    "technique_version": "v1"
  }
}

Changes

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