NraoClass

class astroquery.nrao.NraoClass

Bases: BaseVOQuery

Create an instance of BaseVOQuery.

Parameters:

extra_user_agentsstr | list(str)

Extra user agents to be added to the ones already provided by astroquery.

Attributes Summary

TIMEOUT
USERNAME
archive_url
tap
tap_url

Methods Summary

help()	Return the valid query parameters
query(payload, *[, public, ...])	Perform a generic query with user-specified payload
query_object(object_name, *[, payload])	Query the archive for a source name.
query_region(coordinates, radius, *[, ...])	Query the NRAO archive with a source name and radius
query_tap(query, *[, maxrec])	Send query to the NRAO TAP.

Attributes Documentation

TIMEOUT = 120

USERNAME = ''

archive_url = 'https://data.nrao.edu'

tap

tap_url

Methods Documentation

help()

Return the valid query parameters

query(payload, *, public=None, get_query_payload=False, maxrec=None, **kwargs)

Perform a generic query with user-specified payload

Parameters:

payloaddictionary

Please consult the help method

publicbool

True to return only public datasets, False to return private only, None to return both

get_query_payloadbool

Flag to indicate whether to simply return the payload.

maxrecinteger

Cap on the amount of records returned. Default is no limit. [ we don’t know for sure that this is implemented for NRAO ]

Returns:

Table with results.

query_object(object_name, *, payload=None, **kwargs)

Query the archive for a source name.

Parameters:

object_namestr

The object name. Will be resolved by astropy.coord.SkyCoord

payloaddict

Dictionary of additional keywords. See help.

query_region(coordinates, radius, *, public=None, get_query_payload=False, payload=None, **kwargs)

Query the NRAO archive with a source name and radius

Parameters:

coordinatesstr / astropy.coordinates

the identifier or coordinates around which to query. (vector queries are not supported)

radiusstr / Quantity

the radius of the region

publicbool

True to return only public datasets, False to return private only, None to return both

payloaddict

Dictionary of additional keywords. See help.

query_tap(query, *, maxrec=None)

Send query to the NRAO TAP. Results in pyvo.dal.TapResult format. result.table in Astropy table format

Parameters:

maxrecint

maximum number of records to return