All names: WISEA J121259.65+460946.1, 2MASS J12125961+4609467, UCAC4 681-053531, Gaia DR2 1539092566925754240, WD 1210+464, PG 1210+464, ** FAR 63, SDSS J121259.64+460946.4, PG, WDS J12130+4610AB, Gaia EDR3 1539092566925754240, USNO-B1.0 1361-00222911, CBS 458, AP J12125961+4609467, TIC 138180529, WISE J121259.65+460946.2
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Liebert et al. 2005 | Zuckerman et al. 2003 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 12 59.77 (0.04) | 12 12 59.77 (0.04) | 12 12 59.64 (30) | 12 12 58.18 | |||||
| Declination | 46 09 45.89 (0.2) | 46 09 45.92 (0.2) | 46 09 46.69 (36) | 46 09 43.20 | |||||
| Spectral type | DA | DA2.4 | DA | ||||||
| Effective temperature | [K] | 21360.0 (600) | 27670.0 (665) | 27000.0 | |||||
| log(g) | [cgs] | 7.91 (0.09) | 7.85 (0.1) | 8.00 | |||||
| Mass | [M☉] | 0.58 (0.04) | 0.57 (0.05) | ||||||
| log(Luminosity) | [L☉] | -0.93 | |||||||
| Cooling age | [Gyr] | 0.0148 | |||||||
| 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] | 7.64 (0.1) | 7.62 (0.1) | ||||||
| Distance | [pc] | 130.86 (2) | 131.29 (2) | 113.00 | 153.00 | ||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 27.21212226 (0.06) | 27.2420461 (0.09) | 16.9 (3) | |||||
| Proper motion (declination) | [mas/yr] | -52.75100063 (0.2) | -53.31277247 (0.3) | -51.7 (3) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | yes | |||||||
| B magnitude | 15.65 (0.05) | ||||||||
| V magnitude | 15.79 | 14.89 (0.07) | |||||||
| R magnitude | 14.72 (0.1) | ||||||||
| I magnitude | |||||||||
| J magnitude | 12.04 | 12.04 (0.02) | |||||||
| H magnitude | 11.41 | 11.40 (0.02) | |||||||
| K magnitude | 11.19 | 11.16 (0.02) | |||||||
| u magnitude | 15.82 (0.005) | ||||||||
| g magnitude | 15.32 (0.003) | ||||||||
| r magnitude | 14.49 (0.003) | ||||||||
| i magnitude | 13.73 (0.003) | ||||||||
| z magnitude | 13.26 (0.003) | ||||||||
| G magnitude | 16.22 | 16.21 | |||||||
| BP magnitude | |||||||||
| RP magnitude | |||||||||
| 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.