All names: Gaia DR3 6571754443436630272, BPS CS 22881-0031, TIC 197735254, EUVE J2202-41.2, USNO-B1.0 0487-00781321, 2MASS J22022855-4114320, Gaia DR2 6571754443436630272, UCAC4 244-184881, 2RXP J220229.0-411438, Gaia EDR3 6571754443436630272, GALEX J220228.6-411431, MCT 2159-4129, WD 2159-414, WD2159-414
| Parameter | Unit | Gaia EDR3 | Bergeron et al. 2021 | Gaia DR2 | Stilism | Koester et al. 2009 | Koester et al. 2001 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 02 28.60 (0.04) | 22 02 28.60 (0.06) | 22 02 28.60 | 22 02 28.60 | 22 02 28.58 (0.04) | 22 02 27.98 | ||||
| Declination | -41 14 32.35 (0.04) | -41 14 32.32 (0.06) | -41 14 31.00 | -41 14 32.35 | -41 14 31.56 (0.04) | -41 14 29.76 | ||||
| Spectral type | DA | DA | DA | DA | DA | |||||
| Effective temperature | [K] | 60985.0 (3219) | 54343.0 (219) | 57173.0 (354) | 61363.0 (5994) | |||||
| log(g) | [cgs] | 7.54 (0.2) | 7.71 (0.01) | 7.39 (0.02) | 7.84 (0.04) | |||||
| Mass | [M☉] | 0.532 (0.06) | 0.49 | 0.646 (0.04) | ||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 0.0005 | ||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| log(C/H) | ||||||||||
| log(N/H) | ||||||||||
| log(O/H) | ||||||||||
| log(Na/H) | ||||||||||
| log(Mg/H) | ||||||||||
| log(Al/H) | ||||||||||
| log(Si/H) | ||||||||||
| log(P/H) | ||||||||||
| log(S/H) | ||||||||||
| log(Sc/H) | ||||||||||
| log(Ti/H) | ||||||||||
| log(Cr/H) | ||||||||||
| log(Mn/H) | ||||||||||
| log(Fe/H) | ||||||||||
| log(Ni/H) | ||||||||||
| Parallax | [mas] | 3.70 (0.06) | 3.53 (0.1) | 3.70 | 3.70 (0.06) | |||||
| Distance | [pc] | 270.37 (5) | 270.00 | 283.19 (9) | 270.37 | 270.37 (5) | ||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 18.13262969 (0.05) | 18.16689743 (0.1) | 18.133 (0.05) | ||||||
| Proper motion (declination) | [mas/yr] | -49.22017042 (0.05) | -49.32545879 (0.1) | -49.22 (0.05) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 15.57 (0.02) | |||||||||
| V magnitude | 15.88 | 15.88 | 15.81 (0.04) | |||||||
| R magnitude | 15.97 (0.2) | |||||||||
| I magnitude | ||||||||||
| J magnitude | 16.63 (0.1) | |||||||||
| H magnitude | 16.45 (0.2) | |||||||||
| K magnitude | ||||||||||
| u magnitude | ||||||||||
| g magnitude | ||||||||||
| r magnitude | ||||||||||
| i magnitude | ||||||||||
| z magnitude | ||||||||||
| G magnitude | 15.78 (0.002) | 15.79 | 15.78 | 15.78 (0.003) | ||||||
| BP magnitude | 15.61 (0.002) | 15.52 | ||||||||
| RP magnitude | 16.12 (0.004) | 16.11 | ||||||||
| Pan g magnitude | ||||||||||
| Pan r magnitude | ||||||||||
| Pan i magnitude | ||||||||||
| Pan z magnitude | ||||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.009 | |||||||||
* 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.