All names: UBV 5996, G 105-2, WDJ055353.91+122414.42, G 102-39, Gaia DR2 3343243985350681728, TIC 91690158, BD+12 937B, LSPM J0553+1224, NLTT 15768, EGGR 44, CSI+12-05511, IDS 05484+1224 B, UCAC4 513-016476, WD 0551+122, PLX 1353.13, HD 39570B, Gaia EDR3 3343243985350681728, USNO-B1.0 1024-00088578, CCDM J05540+1225B, Gaia DR3 3343243985350681728, 2MASS J05535390+1224147, UBV M 53737, GEN# +9.80102039, USNO 125, ** LDS 891B, WDS J05540+1225B, WD 0551+123, WD 0551+12
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Tremblay et al. 2017 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 05 53 53.90 (0.04) | 05 53 53.90 (0.06) | 05 53 53.90 | 05 53 53.91 (0.04) | 05 53 53.90 | 05 53 53.42 | ||||
| Declination | 12 24 10.25 (0.03) | 12 24 10.38 (0.05) | 12 24 10.25 | 12 24 14.42 (0.03) | 12 24 10.38 | 12 24 20.88 | ||||
| Spectral type | DB | DB | DC5 | DC5 | ||||||
| Effective temperature | [K] | 13200.0 (900) | 11132.0 (96) | |||||||
| log(g) | [cgs] | 8.03 (0.01) | ||||||||
| Mass | [M☉] | 0.602 (0.01) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 17.94 (0.04) | 17.99 (0.06) | 8.68 (0.8) | 17.94 | 17.94 (0.04) | 17.99 (0.06) | 14.00 (5) | ||
| Distance | [pc] | 55.74 (0.1) | 55.60 (0.2) | 115.21 (11) | 55.74 | 55.74 (0.1) | 55.60 (0.2) | 71.43 (26) | ||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -11.39770161 (0.05) | -11.56831045 (0.1) | -11.398 (0.05) | -11.56831045 | |||||
| Proper motion (declination) | [mas/yr] | -260.6512866 (0.04) | -260.5353704 (0.1) | -260.651 (0.04) | -260.5353704 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 14.59 (0.07) | |||||||||
| V magnitude | 15.87 (0.05) | 14.17 (0.05) | ||||||||
| R magnitude | 16.04 (0.2) | |||||||||
| I magnitude | ||||||||||
| J magnitude | 15.40 (0.05) | |||||||||
| H magnitude | 15.59 (0.1) | |||||||||
| K magnitude | ||||||||||
| u magnitude | ||||||||||
| g magnitude | 14.33 (0.08) | |||||||||
| r magnitude | 14.06 (0.02) | |||||||||
| i magnitude | 13.97 (0.03) | |||||||||
| z magnitude | ||||||||||
| G magnitude | 15.74 (0.002) | 15.76 | 15.76 (0.002) | 15.74 | 15.74 (0.003) | 15.76 | ||||
| BP magnitude | 15.74 (0.002) | 15.71 | 15.71 | |||||||
| RP magnitude | 15.71 (0.005) | 15.71 | 15.71 | |||||||
| Pan g magnitude | 15.72 (0.0006) | |||||||||
| Pan r magnitude | 15.87 (0.003) | |||||||||
| Pan i magnitude | 16.06 (0.006) | |||||||||
| Pan z magnitude | 16.23 (0.002) | |||||||||
| Pan y magnitude | 16.34 (0.006) | |||||||||
| E(B-V) | 0.001 | |||||||||
* 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.