All names: TIC 276252961, V* BH Lyn, SDSS J082236.05+510524.5, 2MASS J08223605+5105246, LAMOST J082236.03+510524.9, LAMOST J082236.05+510524.5, LINEAR 549204, PG 0818+513, Gaia DR3 1028258463932870656, AAVSO 0815+51, SV* SVS 2865, SDSS J082236.04+510524.5, SBSS 0818+512, Gaia DR2 1028258463932870656, SDSS J082236.05+510524.6
| Parameter | Unit | Guo et al. 2015 | Simbad |
|---|---|---|---|
| Right ascension | 08 22 36.05 (0.02) | ||
| Declination | 51 05 24.56 (0.02) | ||
| Spectral type | CV | ||
| Effective temperature | [K] | ||
| log(g) | [cgs] | ||
| Mass | [M☉] | ||
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 1.33 (0.03) | |
| Distance | [pc] | 752.67 (18) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -9.476 (0.03) | |
| Proper motion (declination) | [mas/yr] | -11.907 (0.03) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 15.73 | ||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | 14.81 (0.03) | ||
| H magnitude | 14.60 (0.06) | ||
| K magnitude | 14.43 (0.09) | ||
| u magnitude | 15.38 (0.004) | ||
| g magnitude | 15.32 (0.003) | ||
| r magnitude | 15.19 (0.003) | ||
| i magnitude | 15.18 (0.003) | ||
| z magnitude | 15.25 (0.005) | ||
| G magnitude | 15.17 (0.02) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | |||
* 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.