TABLE  vmcMLClassificationCatalogue

Contains a catalogue of classified sources using a PRF method

The catalogue contains 132 million sources classified through a
probabilistic random forest supervised machine learning algorithm.
This will be published in Pennock et al. 2025, MNRAS, submitted

Required constraints:
  • Primary key is (uniqueID)

NameTypeLengthUnitDescriptionDefault ValueUnified Content Descriptor
uniqueIDbigint8 UID of star in the ML classification catalogue meta.id;meta.main
rafloat8degRA in degrees (J2000) from the VMC catalogue {catalogue TType keyword: VMC_RA} pos.eq.ra;meta.main
decfloat8degDEC in degrees (J2000) from the VMC catalogue {catalogue TType keyword: VMC_DEC} pos.eq.dec;meta.main
cxfloat8 unit vector of spherical co-ordinates pos.cartesian.x;pos.eq
cyfloat8 unit vector of spherical co-ordinates pos.cartesian.y;pos.eq
czfloat8 unit vector of spherical co-ordinates pos.cartesian.z;pos.eq
htmIDbigint8 Hierarchical Triangular Mesh (HTM) index, 20 deep, for equatorial co-ordinates pos.HTM
lfloat8DegreesGalactic longitude pos.galactic.lon
bfloat8DegreesGalactic latitude pos.galactic.lat
pAGNfloat8 Probability of the source being an AGN. {catalogue TType keyword: AGN} stats.probability
pAGNErrfloat8 Error on probability of the source being an AGN. {catalogue TType keyword: AGN_err} stats.probability;stats.error
pGalaxyfloat8 Probability of the source being an Galaxy. {catalogue TType keyword: Galaxy} stats.probability
pGalaxyErrfloat8 Error on probability of the source being an Galaxy. {catalogue TType keyword: Galaxy_err} stats.probability;stats.error
pOBfloat8 Probability of the source being a star of type O or B. {catalogue TType keyword: OB} stats.probability
pOBErrfloat8 Error on probability of the source being a star of type O or B. {catalogue TType keyword: OB_err} stats.probability;stats.error
pRGBfloat8 Probability of the source being an RGB star. {catalogue TType keyword: RGB} stats.probability
pRGBErrfloat8 Error on probability of the source being an RGB star. {catalogue TType keyword: RGB_err} stats.probability;stats.error
pAGBfloat8 Probability of the source being an AGB star. {catalogue TType keyword: AGB} stats.probability
pAGBErrfloat8 Error on probability of the source being an AGB star. {catalogue TType keyword: AGB_err} stats.probability;stats.error
pHIIorYSOfloat8 Probability of the source being a compact HII region or a YSO. {catalogue TType keyword: HII/YSO} stats.probability
pHIIorYSOErrfloat8 Error on probability of the source being a compact HII region or a YSO. {catalogue TType keyword: HII/YSO_err} stats.probability;stats.error
pPNefloat8 Probability of the source being an PNe. {catalogue TType keyword: PNe} stats.probability
pPNeErrfloat8 Error on probability of the source being an PNe. {catalogue TType keyword: PNe_err} stats.probability;stats.error
pAGBorRGBfloat8 Probability of the source being a post-AGB or post-RGB star. {catalogue TType keyword: pAGB/pRGB} stats.probability
pAGBorRGBErrfloat8 Error on probability of the source being a post-AGB or post-RGB star. {catalogue TType keyword: pAGB/pRGB_err} stats.probability;stats.error
pRSGfloat8 Probability of the source being an RSG star. {catalogue TType keyword: RSG} stats.probability
pRSGErrfloat8 Error on probability of the source being an RSG star. {catalogue TType keyword: RSG_err} stats.probability;stats.error
pHighPMfloat8 Probability of the source being a foreground (high proper-motion) star. {catalogue TType keyword: PM} stats.probability
pHighPMErrfloat8 Error on probability of the source being a foreground star. {catalogue TType keyword: PM_err} stats.probability;stats.error
pUnkfloat8 Probability of the source being classed as Unknown. {catalogue TType keyword: Unk} stats.probability
pUnkErrfloat8 Error on probability of the source being classed as Unknown. {catalogue TType keyword: Unk_err} stats.probability;stats.error
prfClassvarchar16 Class predicted by the PRF. The class with the highest probability. {catalogue TType keyword: PRF_Class} mode.code.class
pPrfClassfloat8 Probability of the source being the predicted class. {catalogue TType keyword: PRF_P_class} stats.probability
pPrfExGalfloat8 Probability of the source being extragalactic. {catalogue TType keyword: PRF_P_extragalactic} stats.probability
catFlagvarchar1 Flag indicating which catalogue the source belongs to. 'H' = High-confidence (>80%), 'M' = Mid-confidence (>60%, <80%) and 'L' = Low-confidence (<60%). {catalogue TType keyword: Cat_flag} meta.code.qual
isXRayRadiovarchar1 States whether there is an X-ray or Radio detected source within the positional error indicated by 'N" (neither), ‘X’ X-Ray, 'R' radio, 'B', both. meta.code.class
cuEventIDint4 UID of curation event giving rise to this record meta.id
Total length286