Api Endpoint

561-group-astronomy-positions

Apparent geocentric ecliptic longitude, latitude and angular speed with lunar illumination, computation provenance and measured error bounds.

Open interactive test console

Offering

Provider: market.561.group
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Science And Education
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://market.561.group/v1/astronomy/positions/2026-07-21T00:00:00Z
MIME type: application/json
First seen: 2026-10-16T01:50:38.788Z
Last seen: 2026-11-02T11:54:49.872Z
Tags: ephemeris, positional-astronomy, planetary-positions

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.04 USDC
Atomic price: 40000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "40000",
    "payTo": "0x32886F6F361C1d570255c2762967A2e41D0E9B1a"
  }
]

Observed health

Status: Healthy
Latest latency: 1417 ms
Average latency: 1427 ms
HTTP status: 402
Last checked: 2026-11-02T11:54:49.867Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {}
    },
    "pathParams": {
      "type": "object",
      "properties": {
        "date": {
          "type": "string",
          "description": "Exact ISO-8601 UTC date or instant, e.g. 2026-07-21T00:00:00Z."
        }
      },
      "required": [
        "date"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "required": [
        "tier",
        "time",
        "frame",
        "bodies",
        "lunarPhase",
        "provenance",
        "accuracy"
      ],
      "properties": {
        "tier": {
          "const": "astronomy-positions"
        },
        "time": {
          "type": "string"
        },
        "frame": {
          "type": "string"
        },
        "bodies": {
          "type": "object"
        },
        "lunarPhase": {
          "type": "object"
        },
        "provenance": {
          "type": "object"
        },
        "accuracy": {
          "type": "object"
        }
      }
    }
  },
  "required": [
    "type"
  ]
}