All names: 2MASS J23515323+0028176, uvby98 601105562, PB 5562, GSC 00587-00489, GALEX J235153.3+002820, Gaia EDR3 2642341469085008000, FBS 2349+002, UCAC2 31967221, Gaia DR2 2642341469085008000, Gaia DR3 2642341469085008000, PG2349+002, CHSS 1617, TIC 422728423, PG 2349+002
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 23 51 53.22 (0.03) | 23 51 53.26 | 23 51 53.23 (0.03) | ||
| Declination | 00 28 17.37 (0.02) | 00 28 18.00 | 00 28 17.66 (0.02) | ||
| Spectral type | sdB | sdB2VIIHe0 | |||
| Effective temperature | [K] | 28000.0 (500) | |||
| log(g) | [cgs] | 5.73 (0.05) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 2.15 (0.03) | 2.10 (0.06) | 2.15 (0.03) | |
| Distance | [pc] | 466.20 (8) | 475.87 (14) | 466.20 (8) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -10.769 (0.04) | -10.686 (0.1) | -10.769 (0.04) | |
| Proper motion (declination) | [mas/yr] | -18.109 (0.02) | -17.896 (0.06) | -18.109 (0.02) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.09 (0.009) | ||||
| V magnitude | 13.28 (0.006) | ||||
| R magnitude | 13.38 (0.006) | ||||
| I magnitude | 13.50 (0.006) | ||||
| J magnitude | 13.74 (0.03) | 13.74 (0.03) | |||
| H magnitude | 13.89 (0.03) | 13.89 (0.03) | |||
| K magnitude | 13.92 (0.05) | 13.92 (0.05) | |||
| u magnitude | 15.07 (0.02) | ||||
| g magnitude | 13.19 (0.002) | ||||
| r magnitude | 13.51 (0.002) | ||||
| i magnitude | 14.83 (0.009) | ||||
| z magnitude | 14.79 (0.008) | ||||
| G magnitude | 13.26 (0.003) | 13.27 (0.0003) | 13.26 (0.003) | ||
| BP magnitude | 13.14 (0.003) | 13.10 (0.004) | |||
| RP magnitude | 13.48 (0.004) | 13.48 (0.002) | |||
| Pan g magnitude | 13.06 | ||||
| Pan r magnitude | 13.47 | ||||
| Pan i magnitude | 13.81 (0) | ||||
| Pan z magnitude | 14.04 (0.003) | ||||
| Pan y magnitude | 14.21 (0.003) | ||||
| E(B-V) | 0.034 | ||||
* 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.