All names: BD-03 2179, DENIS J080214.8-035816, UCAC4 431-043590, HIC 39309, WISE J080214.89-035816.4, Gaia DR3 3068744791442939904, TYC 4854-2034-1, TD1 31063, 2MASS J08021488-0358162, UCAC2 30521803, ALS 9311, LAMOST J080214.98-035814.9, GSC 04854-02034, WISEA J080214.89-035816.5, uvby98 -000302179, TIC 73185296, LS VI -03 19, GEN# -0.00302179, HIP 39309, Gaia DR2 3068744791442939904, BD-32179, LAMOST J080214.88-035816.2, UCAC3 173-97038
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 02 14.88 | 08 02 14.89 (0.04) | ||
| Declination | -03 58 16.20 | -03 58 16.34 (0.03) | ||
| Spectral type | sdO | sdO | ||
| Effective temperature | [K] | 62000.0 (5000) | ||
| log(g) | [cgs] | 4.50 (0.5) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.18 (0.07) | 0.99 (0.07) | |
| Distance | [pc] | 847.82 (54) | 1011.94 (68) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 3.25 (0.1) | 3.139 (0.06) | |
| Proper motion (declination) | [mas/yr] | -18.07 (0.09) | -17.977 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 10.04 (0.03) | |||
| V magnitude | 10.29 (0.04) | |||
| R magnitude | 10.64 (0.04) | |||
| I magnitude | 10.60 (0.02) | |||
| J magnitude | 10.95 (0.02) | 10.95 (0.02) | ||
| H magnitude | 11.13 (0.02) | 11.13 (0.02) | ||
| K magnitude | 11.18 (0.02) | 11.18 (0.02) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 10.29 (0.0008) | 10.28 (0.003) | ||
| BP magnitude | 10.13 (0.002) | |||
| RP magnitude | 10.57 (0.001) | |||
| Pan g magnitude | 10.08 | |||
| Pan r magnitude | 10.56 | |||
| Pan i magnitude | 10.93 | |||
| Pan z magnitude | 11.22 | |||
| Pan y magnitude | 11.46 | |||
| E(B-V) | 0.042 | |||
* 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.