All names: SDSS J075525.00+281521.9, TIC 171371110, Gaia DR2 875536406210589568, Gaia EDR3 875536406210589568, 2MASS J07552498+2815221, SDSS J075525.00+281522.0, Gaia DR3 875536406210589568
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 55 25.00 (0.06) | 07 55 25.00 | 07 55 25.00 (0.07) | 07 55 25.00 (0.06) | 07 55 25.00 | |||
| Declination | 28 15 21.97 (0.04) | 28 15 22.03 | 28 15 21.97 (0.05) | 28 15 21.98 (0.04) | 28 15 21.99 | |||
| Spectral type | sd | SD_auto | ||||||
| Effective temperature | [K] | 11856.0 (42) | ||||||
| log(g) | [cgs] | 5.00 (0.001) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.14 (0.07) | 0.06 (0.09) | 0.14 (0.07) | ||||
| Distance | [pc] | 7207.07 (3413) | 16793.59 (24657) | 7204.61 (3410) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -0.124958336 (0.07) | -0.353774251 (0.1) | -0.125 (0.07) | 3.9 | |||
| Proper motion (declination) | [mas/yr] | -0.37910805 (0.05) | -0.281319629 (0.09) | -0.379 (0.04) | -1.3 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 16.89 (0.1) | |||||||
| H magnitude | 16.68 (0.3) | |||||||
| K magnitude | ||||||||
| u magnitude | 17.81 (0.01) | 17.81 (0.01) | 17.82 (0.02) | |||||
| g magnitude | 16.78 (0.004) | 16.78 (0.004) | 16.80 (0.01) | |||||
| r magnitude | 17.02 (0.005) | 17.02 (0.005) | 17.03 (0.01) | |||||
| i magnitude | 17.20 (0.006) | 17.20 (0.006) | 17.19 (0.02) | |||||
| z magnitude | 17.32 (0.01) | 17.34 (0.01) | 17.34 (0.02) | |||||
| G magnitude | 16.91 (0.006) | 16.93 | 16.91 (0.003) | |||||
| BP magnitude | 16.93 (0.006) | 16.93 | ||||||
| RP magnitude | 16.89 (0.009) | 16.87 | ||||||
| Pan g magnitude | 16.81 (0.003) | |||||||
| Pan r magnitude | 17.02 (0.003) | |||||||
| Pan i magnitude | 17.22 (0.003) | |||||||
| Pan z magnitude | 17.37 (0.007) | |||||||
| Pan y magnitude | 17.38 (0.01) | |||||||
| E(B-V) | 0.035 | |||||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.