All names: USNO-B1.0 1215-00580101, Gaia DR2 1889826159028244608, Gaia DR3 1889826159028244608, ** LDS 5032A, WDS J22587+3135A, LP 345-27, WD 2256+313, LSPM J2258+3134, TIC 44100045, Gaia EDR3 1889826159028244608, UCAC4 608-137889, 2MASS J22583944+3134489
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 22 58 39.65 (0.01) | 22 58 39.64 (0.04) | 22 58 39.46 (0.01) | 22 58 40.75 | ||
| Declination | 31 34 49.57 (0.01) | 31 34 49.55 (0.04) | 31 34 49.00 (0.01) | 31 35 04.92 | ||
| Spectral type | ? | |||||
| 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] | 15.63 (0.02) | 15.48 (0.07) | 15.63 (0.02) | ||
| Distance | [pc] | 64.00 (0.07) | 64.61 (0.3) | 64.00 (0.07) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 148.2013155 (0.02) | 148.248 (0.09) | 148.201 (0.01) | ||
| Proper motion (declination) | [mas/yr] | 36.03960752 (0.02) | 36.129 (0.1) | 36.04 (0.01) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 15.48 (0.09) | |||||
| V magnitude | 13.93 (0.07) | |||||
| R magnitude | 13.52 (0.06) | |||||
| I magnitude | ||||||
| J magnitude | 10.59 (0.02) | |||||
| H magnitude | 9.97 (0.02) | |||||
| K magnitude | 9.74 (0.01) | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 13.02 (0.001) | 13.03 | 13.02 (0.003) | |||
| BP magnitude | 14.16 (0.001) | 14.18 | ||||
| RP magnitude | 11.96 (0.0008) | 11.98 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| 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.