All names: MCT 0049-2928, Gaia DR2 5032132191078791296, PHL 872, Gaia DR3 5032132191078791296, HBQS 0049-2928, Gaia EDR3 5032132191078791296, RGO 12495, MCT0049-2928, 2MASS J00515770-2912078, [CT83] 153, HE 0049-2928, GALEX J005157.7-291207, TIC 63920211, UCAC4 304-000871, BPS CS 29509-0033
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 00 51 57.77 (0.04) | 00 51 57.73 | 00 51 57.75 (0.04) | ||
| Declination | -29 12 07.71 (0.03) | -29 12 07.49 | -29 12 07.57 (0.03) | ||
| Spectral type | sdB+F/G | sdBHe0+F/G | |||
| 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] | 0.47 (0.05) | 0.43 (0.07) | 0.47 (0.05) | |
| Distance | [pc] | 2113.72 (217) | 2314.28 (390) | 2113.72 (217) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 19.859 (0.04) | 20.065 (0.1) | 19.859 (0.04) | |
| Proper motion (declination) | [mas/yr] | -8.422 (0.05) | -8.347 (0.09) | -8.422 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.61 (0.05) | ||||
| V magnitude | 15.79 (0.07) | ||||
| R magnitude | 16.10 | ||||
| I magnitude | |||||
| J magnitude | 16.20 (0.1) | 16.20 (0.1) | |||
| H magnitude | 16.08 (0.2) | 16.08 (0.2) | |||
| K magnitude | 16.09 | ||||
| u magnitude | |||||
| g magnitude | 15.64 (0.03) | ||||
| r magnitude | 16.11 (0.2) | ||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.79 (0.003) | 15.80 (0.001) | 15.79 (0.003) | ||
| BP magnitude | 15.66 (0.003) | 15.60 (0.006) | |||
| RP magnitude | 16.05 (0.005) | 16.04 (0.004) | |||
| Pan g magnitude | 15.62 (0.005) | ||||
| Pan r magnitude | 16.02 (0.002) | ||||
| Pan i magnitude | 16.37 (0.002) | ||||
| Pan z magnitude | 16.65 (0.004) | ||||
| Pan y magnitude | 16.80 (0.004) | ||||
| E(B-V) | 0.007 | ||||
* 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.