All names: GALEX J015306.6+395545, GSC2.3 NC0D007930, FBS 0150+396, TIC 82391625, USNO-B1.0 1299-00035516, WISEA J015306.74+395545.2, FBS B 20, UCAC3 260-16042, UVQS J015306.74+395545.2, Gaia DR2 344084609066804480, FBS0150+396, Gaia DR3 344084609066804480, NVSS J015306+395542, 2MASS J01530673+3955452, UCAC2 45607578, WISE J015306.74+395545.3, UCAC4 650-007241
| Parameter | Unit | Geier 2020 | Simbad |
|---|---|---|---|
| Right ascension | 01 53 06.50 | 01 53 06.74 (0.03) | |
| Declination | 39 55 48.40 | 39 55 45.30 (0.03) | |
| Spectral type | sd | ||
| 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] | -0.08 (0.06) | 0.05 (0.04) |
| Distance | [pc] | 19305.02 (13417) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -0.067 (0.1) | -0.029 (0.04) |
| Proper motion (declination) | [mas/yr] | -0.454 (0.1) | -0.107 (0.04) |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 15.49 (0.05) | ||
| V magnitude | 15.27 (0.04) | ||
| R magnitude | 15.46 (0.07) | ||
| I magnitude | 14.18 (0.4) | ||
| J magnitude | 14.02 (0.03) | 14.02 (0.03) | |
| H magnitude | 13.31 (0.03) | 13.31 (0.03) | |
| K magnitude | 12.43 (0.02) | 12.43 (0.02) | |
| u magnitude | |||
| g magnitude | 15.34 (0.1) | ||
| r magnitude | 15.15 (0.08) | ||
| i magnitude | 15.16 (0.1) | ||
| z magnitude | |||
| G magnitude | 15.37 (0.001) | 15.43 (0.004) | |
| BP magnitude | 15.45 (0.009) | ||
| RP magnitude | 14.95 (0.003) | ||
| Pan g magnitude | 15.45 (0.004) | ||
| Pan r magnitude | 15.35 (0.01) | ||
| Pan i magnitude | 15.19 (0.003) | ||
| Pan z magnitude | 15.30 (0.002) | ||
| Pan y magnitude | 15.19 (0.01) | ||
| E(B-V) | |||
* 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.