All names: Gaia DR2 1460730407575030656, KUV 13003+2757, FAUST 3652, OMHR J130241.78+274042.3, BSD 57-23, HIDDEN NAME PG 1300+278, LAMOST J130241.76+274041.9, 2MASS J13024176+2740419, [BOA98] 44, [TFW97] J130241.77+274042.01, KUV 494-4, PB 3251, BPS BS 15622-0036, [S78c] SA 57 282, US 177, Gaia EDR3 1460730407575030656, CBS 335, Weis 64217, Balloon 113031005, uvby98 600000027, GALEX J130241.7+274041, [BCF91] 450, PG 1300+279, LB 27, Gaia DR3 1460730407575030656, TIC 156423894, PG1300+278
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 02 41.75 (0.03) | 13 02 41.78 | 13 02 41.76 (0.03) | ||
| Declination | 27 40 42.08 (0.02) | 27 40 42.44 | 27 40 42.17 (0.02) | ||
| Spectral type | sdB+WD | sdO6.5VIIpHe35 | |||
| Effective temperature | [K] | 29600.0 (1000) | |||
| log(g) | [cgs] | 5.65 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.86 (0.04) | 0.87 (0.06) | 0.86 (0.04) | |
| Distance | [pc] | 1157.94 (58) | 1146.66 (73) | 1157.94 (58) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -5.712 (0.04) | -5.396 (0.08) | -5.712 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.477 (0.05) | -5.667 (0.07) | -5.477 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.93 | ||||
| V magnitude | 11.97 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 14.83 (0.03) | 14.83 (0.03) | |||
| H magnitude | 14.99 (0.06) | 14.99 (0.06) | |||
| K magnitude | 15.05 (0.1) | 15.05 (0.1) | |||
| u magnitude | 14.14 (0.004) | ||||
| g magnitude | 14.33 (0.004) | ||||
| r magnitude | |||||
| i magnitude | 14.99 (0.005) | ||||
| z magnitude | 15.12 (0.006) | ||||
| G magnitude | 14.20 (0.003) | 14.21 (0.0003) | 14.20 (0.003) | ||
| BP magnitude | 14.05 (0.003) | 13.98 (0.004) | |||
| RP magnitude | 14.49 (0.004) | 14.48 (0.001) | |||
| Pan g magnitude | 14.01 (0.002) | ||||
| Pan r magnitude | 14.47 (0.005) | ||||
| Pan i magnitude | 14.84 (0.004) | ||||
| Pan z magnitude | 15.11 (0.003) | ||||
| Pan y magnitude | 15.28 (0.006) | ||||
| 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.