All names: GSC 04153-00613, LB 2112, PG 1144+615, GALEX J114714.3+611533, uvby98 600002112, V* KL UMa, 2MASS J11471449+6115317, Feige 48, GEN# +6.00002112, PG1144+615, FBS 1144+615, FBS B 697, CSI+61-11445, TIC 138618727, Gaia DR3 859683853719128192, uvby98 620001048, FB 78, Gaia DR2 859683853719128192
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 11 47 14.65 | 11 47 14.50 (0.02) | ||
| Declination | 61 15 31.92 | 61 15 31.79 (0.02) | ||
| Spectral type | sdBV+dM | sdB | ||
| Effective temperature | [K] | 29500.0 | ||
| log(g) | [cgs] | 5.54 | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.22 (0.04) | 1.26 (0.03) | |
| Distance | [pc] | 822.23 (27) | 791.08 (18) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -25.921 (0.06) | -25.951 (0.03) | |
| Proper motion (declination) | [mas/yr] | -7.395 (0.06) | -7.321 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.12 | |||
| V magnitude | 13.28 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.98 (0.03) | 13.98 (0.03) | ||
| H magnitude | 14.14 (0.04) | 14.14 (0.04) | ||
| K magnitude | 14.24 (0.07) | 14.24 (0.07) | ||
| u magnitude | 12.98 (0.003) | |||
| g magnitude | ||||
| r magnitude | 13.68 (0.003) | |||
| i magnitude | 13.97 (0.003) | |||
| z magnitude | 14.30 (0.004) | |||
| G magnitude | 13.43 (0.001) | 13.41 (0.003) | ||
| BP magnitude | 13.24 (0.009) | |||
| RP magnitude | 13.67 (0.005) | |||
| Pan g magnitude | 13.18 | |||
| Pan r magnitude | 13.65 (0.001) | |||
| Pan i magnitude | 14.04 (0.01) | |||
| Pan z magnitude | 14.31 (0.003) | |||
| Pan y magnitude | 14.46 (0.007) | |||
| E(B-V) | 0.020 | |||
* 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.