`cone_search`

Pack: simbad · Endpoint: https://gateway.pipeworx.io/simbad/mcp

Objects within a radius of (RA, Dec) decimal degrees.

Parameters

Name	Type	Required	Description
`ra`	number	yes
`dec`	number	yes
`radius_deg`	number	yes
`max`	number	no	Top-N rows to return (default 100).

Example call

Arguments

{
  "ra": 83.633,
  "dec": 22.145,
  "radius_deg": 0.5
}

curl

curl -X POST https://gateway.pipeworx.io/simbad/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"cone_search","arguments":{"ra":83.633,"dec":22.145,"radius_deg":0.5}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('cone_search', {
  "ra": 83.633,
  "dec": 22.145,
  "radius_deg": 0.5
});

More examples

{
  "ra": 210.8,
  "dec": -60.8,
  "radius_deg": 1,
  "max": 50
}

Response shape

Full JSON Schema

{
  "oneOf": [
    {
      "type": "object",
      "description": "Parsed JSON response from TAP cone search query"
    },
    {
      "type": "object",
      "properties": {
        "format": {
          "type": "string",
          "description": "Response format (json)"
        },
        "body": {
          "type": "string",
          "description": "Raw text response body when JSON parsing fails"
        }
      },
      "required": [
        "format",
        "body"
      ]
    }
  ]
}

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "simbad": {
      "url": "https://gateway.pipeworx.io/simbad/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

cone_search