DiaObject

Properties of time-varying astronomical objects based on association of data from one or more spatially-related DiaSource detections on individual single-epoch difference images.

Columns

name datatype description unit nullable ivoa:ucd tap:principal
diaObjectId primary key indexed long Unique identifier of this DiaObject. false meta.id;src;meta.main 1
ra double Right Ascension coordinate of the position of the DiaObject. deg false pos.eq.ra;meta.main 1
dec double Declination coordinate of the position of the DiaObject. deg false pos.eq.dec;meta.main 1
nDiaSources long Total number of DiaSources associated with this DiaObject. false meta.number;src 1
u_psfFluxMean double Weighted mean point-source model magnitude for u filter. nJy true phot.flux;stat.mean 1
u_psfFluxMeanErr double Standard error of u_psfFluxMean. nJy true stat.error;phot.flux 1
u_psfFluxSigma double Standard deviation of the distribution of u_psfFlux. nJy true stat.stdev;phot.flux 0
u_psfFluxNdata int The number of u-band data points. false meta.number;src;instr.filter 1
g_psfFluxMean double Weighted mean point-source model magnitude for g filter. nJy true phot.flux;stat.mean 1
g_psfFluxMeanErr double Standard error of g_psfFluxMean. nJy true stat.error;phot.flux 1
g_psfFluxSigma double Standard deviation of the distribution of g_psfFlux. nJy true stat.stdev;phot.flux 0
g_psfFluxNdata int The number of g-band data points. false meta.number;src;instr.filter 1
r_psfFluxMean double Weighted mean point-source model magnitude for r filter. nJy true phot.flux;stat.mean 1
r_psfFluxMeanErr double Standard error of r_psfFluxMean. nJy true stat.error;phot.flux 1
r_psfFluxSigma double Standard deviation of the distribution of r_psfFlux. nJy true stat.stdev;phot.flux 0
r_psfFluxNdata int The number of r-band data points. false meta.number;src;instr.filter 1
i_psfFluxMean double Weighted mean point-source model magnitude for i filter. nJy true phot.flux;stat.mean 1
i_psfFluxMeanErr double Standard error of i_psfFluxMean. nJy true stat.error;phot.flux 1
i_psfFluxSigma double Standard deviation of the distribution of i_psfFlux. nJy true stat.stdev;phot.flux 0
i_psfFluxNdata int The number of i-band data points. false meta.number;src;instr.filter 1
z_psfFluxMean double Weighted mean point-source model magnitude for z filter. nJy true phot.flux;stat.mean 1
z_psfFluxMeanErr double Standard error of z_psfFluxMean. nJy true stat.error;phot.flux 1
z_psfFluxSigma double Standard deviation of the distribution of z_psfFlux. nJy true stat.stdev;phot.flux 0
z_psfFluxNdata int The number of z-band data points. false meta.number;src;instr.filter 1
y_psfFluxMean double Weighted mean point-source model magnitude for y filter. nJy true phot.flux;stat.mean 1
y_psfFluxMeanErr double Standard error of y_psfFluxMean. nJy true stat.error;phot.flux 1
y_psfFluxSigma double Standard deviation of the distribution of y_psfFlux. nJy true stat.stdev;phot.flux 0
y_psfFluxNdata int The number of y-band data points. false meta.number;src;instr.filter 1
u_scienceFluxMean double Weighted mean forced photometry flux for u filter. nJy true phot.flux;stat.mean 0
u_scienceFluxMeanErr double Standard error of u_scienceFluxMean. nJy true stat.error;phot.flux 0
g_scienceFluxMean double Weighted mean forced photometry flux for g filter. nJy true phot.flux;stat.mean 0
g_scienceFluxMeanErr double Standard error of g_scienceFluxMean. nJy true stat.error;phot.flux 0
r_scienceFluxMean double Weighted mean forced photometry flux for r filter. nJy true phot.flux;stat.mean 0
r_scienceFluxMeanErr double Standard error of r_scienceFluxMean. nJy true stat.error;phot.flux 0
i_scienceFluxMean double Weighted mean forced photometry flux for i filter. nJy true phot.flux;stat.mean 0
i_scienceFluxMeanErr double Standard error of i_scienceFluxMean. nJy true stat.error;phot.flux 0
z_scienceFluxMean double Weighted mean forced photometry flux for z filter. nJy true phot.flux;stat.mean 0
z_scienceFluxMeanErr double Standard error of z_scienceFluxMean. nJy true stat.error;phot.flux 0
y_scienceFluxMean double Weighted mean forced photometry flux for y filter. nJy true phot.flux;stat.mean 0
y_scienceFluxMeanErr double Standard error of y_scienceFluxMean. nJy true stat.error;phot.flux 0
u_psfFluxMin double Minimum observed u band fluxes. nJy true phot.flux;stat.min 0
u_psfFluxMax double Maximum observed u band fluxes. nJy true phot.flux;stat.max 0
u_psfFluxMaxSlope double Maximum slope between u band flux obsevations max(delta_flux/delta_time). nJy/d true 0
u_psfFluxErrMean float Mean of the u band flux errors. nJy true 0
g_psfFluxMin double Minimum observed g band fluxes. nJy true phot.flux;stat.min 0
g_psfFluxMax double Maximum observed g band fluxes. nJy true phot.flux;stat.max 0
g_psfFluxMaxSlope double Maximum slope between g band flux obsevations max(delta_flux/delta_time). nJy/d true 0
g_psfFluxErrMean float Mean of the g band flux errors. nJy true 0
r_psfFluxMin double Minimum observed r band fluxes. nJy true phot.flux;stat.min 0
r_psfFluxMax double Maximum observed r band fluxes. nJy true phot.flux;stat.max 0
r_psfFluxMaxSlope double Maximum slope between r band flux obsevations max(delta_flux/delta_time). nJy/d true 0
r_psfFluxErrMean float Mean of the r band flux errors. nJy true 0
i_psfFluxMin double Minimum observed i band fluxes. nJy true phot.flux;stat.min 0
i_psfFluxMax double Maximum observed i band fluxes. nJy true phot.flux;stat.max 0
i_psfFluxMaxSlope double Maximum slope between i band flux obsevations max(delta_flux/delta_time). nJy/d true 0
i_psfFluxErrMean float Mean of the i band flux errors. nJy true 0
z_psfFluxMin double Minimum observed z band fluxes. nJy true phot.flux;stat.min 0
z_psfFluxMax double Maximum observed z band fluxes. nJy true phot.flux;stat.max 0
z_psfFluxMaxSlope double Maximum slope between z band flux obsevations max(delta_flux/delta_time). nJy/d true 0
z_psfFluxErrMean float Mean of the z band flux errors. nJy true 0
y_psfFluxMin double Minimum observed y band fluxes. nJy true phot.flux;stat.min 0
y_psfFluxMax double Maximum observed y band fluxes. nJy true phot.flux;stat.max 0
y_psfFluxMaxSlope double Maximum slope between y band flux obsevations max(delta_flux/delta_time). nJy/d true 0
y_psfFluxErrMean float Mean of the y band flux errors. nJy true 0

Indexes

Index Definition Description
idx_DiaObject_diaObjectId diaObjectId Unique index on the diaObjectId column.