IRSA ObsCore ivo://irsa.ipac/TAP/ivoa.obscore NASA/IPAC Infrared Science Archive creator 2026-03-05T00:00:00Z IRSA Support Team irsasupport@ipac.caltech.edu observational-astronomy List of observations curated by IRSA in the IVOA ObsCore data model: Beta release containing a subset of IRSA data collections http://irsa.ipac.caltech.edu isServedBy IRSA TAP SERVICE https://irsa/ipac/caltech.edu/TAP ivoa List of observations curated by IRSA in the IVOA ObsCore data model: Beta release ivoa.obscoreList of observations curated by IRSA in the IVOA ObsCore data model: Beta release obs_collection Data collection char facility_name Telescope name char instrument_name Instrument name char dataproduct_type Data product type (e.g. spectrum, image, cube, measurements) char obs_id Observation ID char s_ra Central right ascension, ICRS double s_dec Central declination, ICRS double energy_bandpassname Bandpass name char em_min Minimum wavelength (in meters) double em_max Maximum wavelength (in meters) double t_min Observation start time (in MJD) double t_max Observation end time (in MJD) double t_exptime Exposure time double access_url Data access URL char access_format MIME type of access_url char calib_level Calibration level (0, 1, 2, 3, 4) short target_name Name of intended target char obs_title Description of the observation char obs_creation_date Data product creation date char obs_creator_name Data product creator char obs_release_date Public release date char obs_publisher_did IVOA id for the dataset, assigned by the publisher (IRSA) char publisher_id IVOA ID for the publisher (IRSA) char bib_reference Bibliographic reference char data_rights Data Rights (Public, Secure, Proprietary) char s_fov Field of view double s_region Sky region covered by the data product char s_resolution Spatial resolution double s_xel1 Number of pixels along first spatial axis long s_xel2 Number of pixels along second spatial axis long s_ucd UCD for s_xel1, s_xel2 (pos or u,v data) char s_unit Unit used for spatial axis char s_resolution_min Minimum spatial resolution double s_resolution_max Maximum spatial resolution double s_calib_status Astrometric calibration status char s_pixel_scale Pixel scale double t_xel Number of pixels along the time axis long t_resolution Resolution on the time axis double em_xel Number of pixels along the energy axis long em_calib_status Type of spectral coord calibration char em_res_power Spectral resolving power (R) double pol_xel Dimensions Number of pixels along the polarization axis long proposal_id Proposal identifier char proposal_project Project that created/acquired the observation char proposal_pi Proposal principal investigator char energy_emband Energy band as defined by IVOA (Radio, Millimeter, Infrared, Optical, ...) char position_timedependent Position is time-dependent (0=false, 1=true) boolean obs_intent Intended purpose of data (science, calibration) char algorithm_name Algorithm (e.g. mosaic, exposure) char facility_keywords Telescope keywords formatted as a JSON string char instrument_keywords Instrument keywords formatted as a JSON string char environment_photometric Conditions were photometric (0=false, 1=true) boolean target_type Classification of intended target ('object' or 'field') char target_standard Intended target is a standard (0=false, 1=true) boolean target_moving Intended target is moving (0=false, 1=true) boolean target_keywords Target keywords formatted as a JSON string char o_ucd UCD of the observable (e.g. phot.flux.density, phot.count) char access_estsize Estimated size of the download at access_url long pt IRSA IRSA column: spatial index char poly IRSA IRSA column: spatial index char ipac_gid Internal IRSA column: group id int ipac_pub_date Internal IRSA column: public release date char