All names: Gaia DR3 2507305841871897216, PG 0207+005, PB 6710, FBS 0207+005, UCAC2 31971841, GALEX J021014.9+004503, TIC 270379095, WISEA J021014.92+004501.9, SDSS J021014.98+004502.3, Gaia DR2 2507305841871897216, 2MASS J02101498+0045022, HE 0207+0030, UCAC4 454-002639, WISE J021014.92+004501.9, Gaia EDR3 2507305841871897216, PG0207+005, SDSS J021014.98+004502.2
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 10 14.98 (0.05) | 02 10 14.98 | 02 10 14.97 | 02 10 14.98 (0.06) | 02 10 14.98 (0.05) | 02 10 14.98 | |||
| Declination | 00 45 02.23 (0.04) | 00 45 02.30 | 00 45 02.09 | 00 45 02.23 (0.05) | 00 45 02.23 (0.04) | 00 45 02.23 | |||
| Spectral type | sdB | sdB | SDO | ||||||
| Effective temperature | [K] | 31414.0 (500) | 30638.0 (168) | ||||||
| log(g) | [cgs] | 5.83 (0.05) | 5.49 (0.03) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.64 (0.05) | 0.55 (0.07) | 0.55 (0.07) | 0.64 (0.05) | ||||
| Distance | [pc] | 1564.48 (133) | 1832.84 (243) | 1832.84 (243) | 1564.46 (133) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -4.122881454 (0.06) | -4.012 (0.2) | -4.012 (0.2) | -4.123 (0.06) | 4.8 | |||
| Proper motion (declination) | [mas/yr] | -0.24240414 (0.05) | -0.425 (0.1) | -0.425 (0.1) | -0.242 (0.05) | -1.0 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.27 (0.09) | ||||||||
| V magnitude | 15.43 (0.05) | ||||||||
| R magnitude | 15.91 (0.1) | ||||||||
| I magnitude | |||||||||
| J magnitude | 16.10 (0.08) | 16.10 (0.08) | |||||||
| H magnitude | 15.74 (0.2) | 15.74 (0.2) | |||||||
| K magnitude | 16.23 (0.4) | 16.23 (0.4) | |||||||
| u magnitude | 14.91 (0.005) | 14.91 (0.005) | 14.91 (0.005) | 14.90 (0.02) | |||||
| g magnitude | 15.13 (0.004) | 15.13 (0.004) | 15.13 (0.004) | 15.14 (0.02) | |||||
| r magnitude | 15.60 (0.005) | 15.60 (0.005) | 15.60 (0.005) | 15.63 (0.01) | |||||
| i magnitude | 15.97 (0.005) | 15.97 (0.005) | 15.97 (0.005) | 15.98 (0.02) | |||||
| z magnitude | 16.29 (0.008) | 16.29 (0.008) | 16.29 (0.008) | 16.35 (0.02) | |||||
| G magnitude | 15.39 (0.002) | 15.41 (0.001) | 15.41 | 15.39 (0.003) | |||||
| BP magnitude | 15.24 (0.002) | 15.19 (0.01) | 15.19 | ||||||
| RP magnitude | 15.67 (0.002) | 15.67 (0.002) | 15.67 | ||||||
| Pan g magnitude | 15.19 (0.003) | 15.19 (0.003) | |||||||
| Pan r magnitude | 15.65 (0.006) | 15.65 (0.006) | |||||||
| Pan i magnitude | 16.00 (0.005) | 16.00 (0.005) | |||||||
| Pan z magnitude | 16.28 (0.004) | 16.28 (0.004) | |||||||
| Pan y magnitude | 16.46 (0.005) | 16.46 (0.005) | |||||||
| E(B-V) | 0.029 | ||||||||
* 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.