MAST API
Tools for programmatically querying the MAST Portal.
Products Field Descriptions
Column Name Column Label Description Examples/Valid Values Data Type Units
dataURI URI Data access URI or URL mast:HST/product/obqu05070_flt.fits, http://galex.stsci.edu/data/GR6/pipe/01-vsn/06915-QSOGRP_05/d/01-main/0001-img/07-try/QSOGRP_05-fd-flags.fits.gz string
dataproduct_type Product Type Data product type Valid values: IMAGE, SPECTRUM, SED, TIMESERIES, VISIBILITY, EVENTLIST, CUBE, CATALOG, ENGINEERING, NULL string
description Description File description DADS ASN file - Association ACS/WFC3/STIS, Artifact Flag image (J2000) string
obsID Product Group ID Database identifier for obs_id Long integer, e.g. 2007590987 integer
obs_collection Mission Mission identifier HST, HLA, SWIFT, GALEX, Kepler, K2... string
obs_id Observation ID Observation identifier, given by mission U24Z0101T, N4QF18030 string
parent_obsid Parent Product Group ID Product group ID for the parent observation. For HST data this may be the association obsid. integer
productDocumentationURL Product Documentation Product documentation url string
productFilename Filename Product filename obqu05070_flt.fits, QSOGRP_05-nd-flags.fits.gz string
productGroupDescription Product Group Product group, primarily whether a product is a 'minimum recommended product' or not Valid values: Reuse, Minimum Recommended Products, OTFR, Pointer to service string
productSubGroupDescription Product Subgroup Product Subgroup E.g. Q2F, RAMP, RAW, UNCAL, TRM string
productType Product Category Valid values: SCIENCE, CALIBRATION, BIAS, DARK, FLAT, WAVECAL, NOISE, WEIGHT, AUXILIARY, INFO, CATALOG, LIGHTCURVE, TARGETPIXELS, PREVIEW, PREVIEW_FULL, PREVIEW_1D, PREVIEW_2D, THUMBNAIL, PREVIEW_THUMB, MINIMUM_SET, RECOMMENDED_SET, COMPLETE_SET, WEBSERVICE string
project Project Processing project E.g. HST, HLA, EUVE, hlsp_legus string, multi-value separator ';'
proposal_id Proposal ID Proposal ID string
prvversion Calibration Version
size File Size File size in bytes integer bytes
type Type Observation type Valid values: C (composite), S (simple) char