All names: SDSSJ104551.61+092051.9, SDSS J104551.60+092052.0, Gaia EDR3 3869284703517765888, GALEX J104551.6+092052, Gaia DR3 3869284669158029824, Gaia DR2 3869284669158029824
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 10 45 46.35 (0.3) | 10 45 51.61 | 10 45 51.61 (0.7) | ||
| Declination | 09 20 28.08 (0.2) | 09 20 51.90 | 09 20 51.96 (0.6) | ||
| Spectral type | sdB | sdB | |||
| 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] | 7.95 (0.3) | 0.43 (1) | 0.72 (0.8) | |
| Distance | [pc] | 125.80 (5) | 2306.81 (6002) | 1388.31 (1562) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 15.489 (0.3) | -0.932 (2) | -1.938 (0.8) | |
| Proper motion (declination) | [mas/yr] | 8.353 (0.2) | -3.87 (1) | -4.177 (0.6) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 20.01 (0.04) | 20.01 (0.04) | |||
| g magnitude | 20.24 (0.02) | 20.24 (0.02) | |||
| r magnitude | 20.48 (0.03) | 20.48 (0.03) | |||
| i magnitude | 20.66 (0.05) | 20.66 (0.05) | |||
| z magnitude | 21.24 (0.3) | 21.24 (0.3) | |||
| G magnitude | 19.30 (0.005) | 20.39 (0.01) | 20.31 (0.009) | ||
| BP magnitude | 19.52 (0.04) | 20.15 (0.1) | |||
| RP magnitude | 19.02 (0.04) | 20.11 (0.2) | |||
| Pan g magnitude | 20.26 (0.01) | ||||
| Pan r magnitude | 20.50 (0.03) | ||||
| Pan i magnitude | 20.70 (0.03) | ||||
| Pan z magnitude | 20.78 (0.02) | ||||
| Pan y magnitude | |||||
| E(B-V) | 0.026 | ||||
* 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.