All names: TIC 17882663, SDSS J080259.79+411438.0, SDSS J080259.80+411438.0, KUV07596+4123, FBS B 247, KUV 07596+4123, FBS 0759+413, 2MASS J08025980+4114380, UCAC4 657-049751, GALEX J080259.8+411437, Gaia DR3 921531554580422016, Gaia DR2 921531554580422016, KUV 343-10, LAMOST J080259.80+411437.1, LAMOST J080259.80+411437.9, Gaia EDR3 921531554580422016
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 02 59.80 (0.04) | 08 02 59.81 | 08 02 59.83 | 08 02 59.80 (0.05) | 08 02 59.81 (0.04) | 08 02 59.79 | |||
| Declination | 41 14 38.03 (0.03) | 41 14 38.07 | 41 14 38.15 | 41 14 38.03 (0.04) | 41 14 38.04 (0.03) | 41 14 38.03 | |||
| Spectral type | sdO | sdOBHe+F8V | SDO | ||||||
| Effective temperature | [K] | 45319.0 (2000) | 12236.0 (68) | ||||||
| log(g) | [cgs] | 5.77 (0.2) | 7.22 (0.1) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.57 (0.05) | 0.34 (0.07) | 0.34 (0.07) | 0.57 (0.05) | ||||
| Distance | [pc] | 1762.46 (155) | 2906.13 (550) | 2906.41 (550) | 1762.43 (155) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -3.781816514 (0.05) | -4.0 (0.09) | -4.000033717 (0.09) | -3.782 (0.05) | -7.3 | |||
| Proper motion (declination) | [mas/yr] | -1.067150966 (0.03) | -0.903 (0.06) | -0.902879981 (0.06) | -1.067 (0.03) | -2.3 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.16 (0.09) | ||||||||
| V magnitude | 15.37 (0.05) | ||||||||
| R magnitude | 15.75 (0.1) | ||||||||
| I magnitude | |||||||||
| J magnitude | 15.61 (0.07) | 15.61 (0.07) | |||||||
| H magnitude | 15.69 (0.2) | 15.69 (0.2) | |||||||
| K magnitude | 15.30 (0.2) | 15.30 (0.2) | |||||||
| u magnitude | 14.67 (0.003) | 14.67 (0.003) | 14.67 (0.003) | 14.65 (0.03) | |||||
| g magnitude | 15.05 (0.003) | 15.05 (0.003) | 15.22 (0.1) | 15.04 (0.01) | |||||
| r magnitude | 15.47 (0.004) | 15.47 (0.004) | 15.51 (0.06) | 15.50 (0.01) | |||||
| i magnitude | 15.77 (0.004) | 15.77 (0.004) | 15.72 (0.06) | 15.79 (0.01) | |||||
| z magnitude | 16.02 (0.006) | 16.02 (0.006) | 16.02 (0.006) | 16.04 (0.02) | |||||
| G magnitude | 15.25 (0.003) | 15.27 (0.0008) | 15.27 | 15.25 (0.003) | |||||
| BP magnitude | 15.13 (0.003) | 15.06 (0.01) | 15.06 | ||||||
| RP magnitude | 15.45 (0.002) | 15.45 (0.004) | 15.45 | ||||||
| Pan g magnitude | 15.12 (0.003) | 15.12 (0.003) | |||||||
| Pan r magnitude | 15.49 (0.002) | 15.49 (0.002) | |||||||
| Pan i magnitude | 15.78 (0.002) | 15.79 (0.002) | |||||||
| Pan z magnitude | 16.03 (0.007) | 16.03 (0.007) | |||||||
| Pan y magnitude | 16.13 (0.004) | 16.13 (0.004) | |||||||
| E(B-V) | 0.040 | ||||||||
* 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.