All names: Gaia DR3 3843806377696869888, SDSS J091033.79+020211.2, Gaia EDR3 3843806377696869888, Gaia DR2 3843806377696869888, SDSS J091033.79+020211.3, TIC 270708855, 2MASS J09103379+0202113
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Sayres et al. 2012 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 09 10 33.81 (0.06) | 09 10 33.81 (0.1) | 09 10 33.79 | 09 10 33.79 (0.06) | ||
| Declination | 02 02 10.36 (0.05) | 02 02 10.40 (0.08) | 02 02 11.30 | 02 02 11.42 (0.05) | ||
| Spectral type | sd | 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] | 0.94 (0.07) | 0.74 (0.1) | 0.94 (0.07) | ||
| Distance | [pc] | 1065.37 (79) | 1345.90 (199) | 1065.42 (79) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 21.48229043 (0.08) | 21.27 (0.2) | 21.482 (0.08) | ||
| Proper motion (declination) | [mas/yr] | -65.89110384 (0.06) | -65.668 (0.2) | -65.891 (0.06) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 15.15 (0.005) | 15.11 (0.05) | ||||
| H magnitude | 14.70 (0.005) | 14.81 (0.05) | ||||
| K magnitude | 14.60 (0.008) | 14.89 (0.1) | ||||
| u magnitude | 15.86 (0.005) | 18.25 (0.01) | ||||
| g magnitude | 14.90 (0.003) | 16.96 (0.004) | ||||
| r magnitude | (0.003) | 16.39 (0.004) | ||||
| i magnitude | 14.39 (0.004) | 16.18 (0.004) | ||||
| z magnitude | 14.33 (0.004) | 16.02 (0.008) | ||||
| G magnitude | 16.41 (0.004) | 16.43 | 16.41 (0.003) | |||
| BP magnitude | 16.83 (0.004) | 16.85 | ||||
| RP magnitude | 15.83 (0.003) | 15.84 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.038 | |||||
* 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.