All names: OMHR J125926.10+272123.4, LAMOST J125926.08+272123.5, KUV 494-5, Gaia DR2 1460632997716192000, [BCF91] 274, SDSS J125926.03+272122.7, FAUST 3617, PB 3188, [BOA98] 38, LAMOSTJ125926.03+272122.7, US 96, [BGK2006] J125926.03+272122.7, KUV 12570+2738, HZ 47, CBS 329, TIC 371856018, SDSS J125926.02+272122.7, Gaia DR3 1460632997716192000, FB 117, PG 1257+276, BPS BS 15622-0034, LAMOST J125926.03+272122.7, [S78c] SA 57 286, 2MASS J12592603+2721228, GALEX J125926.0+272123
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 12 59 26.03 | 12 59 26.03 (0.03) | ||
| Declination | 27 21 22.70 | 27 21 22.81 (0.03) | ||
| Spectral type | sdB | sdOA | ||
| Effective temperature | [K] | 18430.0 (390) | ||
| log(g) | [cgs] | 4.88 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.25 (0.08) | 0.35 (0.05) | |
| Distance | [pc] | 3924.65 (1218) | 2865.33 (420) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -12.686 (0.09) | -12.692 (0.04) | |
| Proper motion (declination) | [mas/yr] | -11.908 (0.08) | -11.806 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.70 | |||
| V magnitude | 15.43 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.69 (0.07) | |||
| H magnitude | 16.20 (0.2) | |||
| K magnitude | 15.56 (0.2) | |||
| u magnitude | 15.24 (0.004) | 15.24 (0.004) | ||
| g magnitude | 15.13 (0.003) | 15.13 (0.003) | ||
| r magnitude | 15.56 (0.004) | 15.56 (0.004) | ||
| i magnitude | 15.84 (0.004) | 15.84 (0.004) | ||
| z magnitude | 16.15 (0.007) | 16.15 (0.007) | ||
| G magnitude | 15.38 (0.0005) | 15.37 (0.003) | ||
| BP magnitude | 15.23 (0.003) | |||
| RP magnitude | 15.55 (0.002) | |||
| Pan g magnitude | 15.21 (0.001) | |||
| Pan r magnitude | 15.57 (0.002) | |||
| Pan i magnitude | 15.89 (0.003) | |||
| Pan z magnitude | 16.14 (0.004) | |||
| Pan y magnitude | 16.26 (0.004) | |||
| E(B-V) | 0.014 | |||
* 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.