All names: 2MASS J07525736+0559093, WISEA J075257.38+055909.5, UCAC4 480-040545, UCAC2 33741490, TIC 468912698, WISE J075257.37+055909.3, GALEXJ07529+0559, Gaia EDR3 3143746568381405056, Gaia DR3 3143746568381405056, GALEX J075257.2+055911, Gaia DR2 3143746568381405056
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 52 57.37 (0.03) | 07 52 57.29 | 07 52 57.38 (0.03) | ||
| Declination | 05 59 09.37 (0.03) | 05 59 11.51 | 05 59 09.36 (0.03) | ||
| Spectral type | sdB | sdB | |||
| 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] | 0.80 (0.04) | 0.68 (0.05) | 0.80 (0.04) | |
| Distance | [pc] | 1246.42 (62) | 1465.42 (108) | 1246.42 (62) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -3.786 (0.04) | -3.836 (0.1) | -3.786 (0.04) | |
| Proper motion (declination) | [mas/yr] | 0.522 (0.03) | 0.534 (0.06) | 0.522 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.66 (0.06) | ||||
| V magnitude | 14.79 (0.02) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.36 (0.05) | 15.36 (0.05) | |||
| H magnitude | 15.61 (0.1) | 15.61 (0.1) | |||
| K magnitude | 15.45 (0.1) | 15.45 (0.1) | |||
| u magnitude | |||||
| g magnitude | 14.60 (0.02) | ||||
| r magnitude | 14.99 (0.05) | ||||
| i magnitude | 15.31 (0.1) | ||||
| z magnitude | |||||
| G magnitude | 14.78 (0.003) | 14.80 (0.0006) | 14.78 (0.003) | ||
| BP magnitude | 14.65 (0.003) | 14.61 (0.007) | |||
| RP magnitude | 15.03 (0.004) | 15.03 (0.002) | |||
| Pan g magnitude | 14.62 (0.004) | ||||
| Pan r magnitude | 15.03 (0.001) | ||||
| Pan i magnitude | 15.37 (0.007) | ||||
| Pan z magnitude | 15.64 (0.006) | ||||
| Pan y magnitude | 15.81 (0.006) | ||||
| E(B-V) | 0.032 | ||||
* 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.