All names: Gaia EDR3 2858607022491460096, UCAC4 605-001827, Gaia DR3 2858607022491460096, TIC 267652618, Gaia DR2 2858607022491460096, HS 0035+3034, 2MASS J00383873+3050422, HS0035+3034, GALEX J003838.7+305042
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 00 38 38.74 (0.05) | 00 38 38.74 | 00 38 38.74 (0.05) | ||
| Declination | 30 50 42.11 (0.04) | 30 50 42.74 | 30 50 42.19 (0.04) | ||
| Spectral type | sdOB | sdOB | |||
| Effective temperature | [K] | 36900.0 (900) | |||
| log(g) | [cgs] | 5.75 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.65 (0.06) | 0.54 (0.1) | 0.65 (0.06) | |
| Distance | [pc] | 1548.23 (149) | 1866.37 (374) | 1548.23 (149) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -0.744 (0.07) | -0.774 (0.3) | -0.744 (0.07) | |
| Proper motion (declination) | [mas/yr] | -4.719 (0.05) | -4.999 (0.1) | -4.719 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.84 (0.1) | ||||
| V magnitude | 16.07 (0.06) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.71 (0.2) | 16.71 (0.1) | |||
| H magnitude | 15.93 | ||||
| K magnitude | 16.11 | ||||
| u magnitude | |||||
| g magnitude | 15.91 (0.04) | ||||
| r magnitude | 16.31 (0.1) | ||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 16.09 (0.003) | 16.11 (0.002) | 16.09 (0.003) | ||
| BP magnitude | 15.96 (0.005) | 15.91 (0.008) | |||
| RP magnitude | 16.34 (0.006) | 16.34 (0.005) | |||
| Pan g magnitude | 15.92 (0.002) | ||||
| Pan r magnitude | 16.33 (0.005) | ||||
| Pan i magnitude | 16.68 (0.004) | ||||
| Pan z magnitude | 16.95 (0.005) | ||||
| Pan y magnitude | 17.11 (0.01) | ||||
| E(B-V) | 0.056 | ||||
* 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.