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Table 2.
Description of catalogue columns for our 111 million classified objects.
| Column name | Description |
|---|---|
| objid | SDSS object ID from the PhotoPrimary table |
| ra | Right Ascension |
| dec | Declination |
| psf_u | SDSS PSF magnitude in the u-band |
| psf_g | SDSS PSF magnitude in the g-band |
| psf_r | SDSS PSF magnitude in the r-band |
| psf_i | SDSS PSF magnitude in the i-band |
| psf_z | SDSS PSF magnitude in the z-band |
| w1 | WISE band 1 magnitude |
| w2 | WISE band 2 magnitude |
| w3 | WISE band 3 magnitude |
| w4 | WISE band 4 magnitude |
| resolvedr | A measure of how extended a source is: |psfr − cmodr| |
| class_pred | Predicted class |
| class_prob_galaxy | Probability of prediction as a galaxy |
| class_prob_quasar | Probability of prediction as a quasar |
| class_prob_star | Probability of prediction as a star |
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