All names: LAMOST J230536.42+344154.1, CRTS J230536.5+344154, Gaia DR2 1914301803258669440, GALEX J230536.2+344155, TIC 369581468, FBS 2303+344, GALEXJ23056+3441, ZTF J230536.41+344154.3, CRTS J230536.3+344154, LAMOST J230536.40+344154.0, Gaia DR2 1914301798963843712, 2MASS J23053642+3441540, ATO J346.4018+34.6984, UCAC4 624-126597, Gaia DR3 1914301803258669440, FBS B 628, SDSS J230536.41+344154.1
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 05 36.27 | 23 05 36.42 (0.02) | ||
| Declination | 34 41 55.20 | 34 41 54.14 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 28260.0 (160) | ||
| log(g) | [cgs] | 5.50 (0.01) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.11 (0.2) | 1.73 (0.03) | |
| Distance | [pc] | 8826.13 (15292) | 578.87 (10) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.567 (0.3) | -6.739 (0.03) | |
| Proper motion (declination) | [mas/yr] | -5.107 (0.3) | 3.877 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.19 (0.06) | |||
| V magnitude | 13.30 (0.06) | |||
| R magnitude | 13.53 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.54 (0.03) | 13.54 (0.03) | ||
| H magnitude | 13.62 (0.05) | 13.62 (0.05) | ||
| K magnitude | 13.54 (0.05) | 13.54 (0.05) | ||
| u magnitude | 18.18 (0.03) | 13.06 (0.003) | ||
| g magnitude | 17.66 (0.006) | 13.14 (0.08) | ||
| r magnitude | 17.98 (0.009) | 13.48 (0.08) | ||
| i magnitude | 17.36 (0.006) | 13.78 (0.1) | ||
| z magnitude | 17.47 (0.02) | 14.12 (0.004) | ||
| G magnitude | 17.38 (0.002) | 13.27 (0.004) | ||
| BP magnitude | 17.38 (0.03) | |||
| RP magnitude | 16.81 (0.02) | |||
| Pan g magnitude | ||||
| Pan r magnitude | 17.30 (0.01) | |||
| Pan i magnitude | 17.19 (0.007) | |||
| Pan z magnitude | 17.21 (0.008) | |||
| Pan y magnitude | 17.13 (0.01) | |||
| E(B-V) | 0.084 | |||
* 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.