All names: FBS B 627, GALEXJ23025+3542, Gaia DR2 1915346403727521408, 2MASS J23023278+3542266, TIC 44223583, GALEX J230232.7+354226, FBS 2300+354, Gaia DR3 1915346403727521408
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 02 32.79 | 23 02 32.78 (0.02) | ||
| Declination | 35 42 26.90 | 35 42 26.57 (0.02) | ||
| 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] | 1.08 (0.05) | 1.10 (0.03) | |
| Distance | [pc] | 925.33 (43) | 911.00 (28) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.275 (0.05) | -1.165 (0.03) | |
| Proper motion (declination) | [mas/yr] | -5.954 (0.06) | -5.905 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.90 | |||
| V magnitude | 13.90 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.67 (0.04) | 14.67 (0.04) | ||
| H magnitude | 14.81 (0.07) | 14.81 (0.07) | ||
| K magnitude | 15.17 (0.2) | 15.17 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 14.25 (0.0004) | 14.23 (0.003) | ||
| BP magnitude | 14.09 (0.003) | |||
| RP magnitude | 14.42 (0.001) | |||
| Pan g magnitude | 14.10 (0.004) | |||
| Pan r magnitude | 14.45 (0.004) | |||
| Pan i magnitude | 14.77 (0.002) | |||
| Pan z magnitude | 15.00 (0.005) | |||
| Pan y magnitude | 15.14 (0.003) | |||
| E(B-V) | 0.090 | |||
* 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.