All names: PPMX J045839.2+620907, Gaia EDR3 477633967143589760, 04586+6209, UCAC4 761-031496, PM J04586+6209, USNO-B1.0 1521-00151702, TIC 66567904, Gaia DR3 477633967143589760, 2MASS J04583924+6209080, Gaia DR2 477633967143589760, PM J, UCAC3 305-69581, WD 0454+620, GALEX J045839.3+620907, GSC2 N3121113639
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Sion et al. 2014 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 58 39.48 (0.1) | 04 58 39.48 (0.2) | 01 38 39.12 | 04 58 39.25 (0.1) | 04 58 39.14 | ||||
| Declination | 62 09 06.53 (0.1) | 62 09 06.57 (0.1) | 62 09 07.20 | 62 09 07.95 (0.1) | 62 09 04.68 | ||||
| Spectral type | DA | DA+dM | DA4.3 | DA+dM | DA d | ||||
| Effective temperature | [K] | 11347.0 (967) | 10960.0 (704) | 11610.0 | |||||
| log(g) | [cgs] | 8.67 (0.1) | 8.88 (0.1) | ||||||
| Mass | [M☉] | 1.02 (0.07) | 1.14 (0.07) | ||||||
| log(Luminosity) | [L☉] | -3.27 | |||||||
| Cooling age | [Gyr] | 1.3000 | |||||||
| 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] | 12.51 (0.2) | 11.36 (0.2) | 12.51 (0.2) | |||||
| Distance | [pc] | 79.97 (1) | 88.05 (2) | 21.60 (0.9) | 21.60 (0.9) | 24.90 | 79.97 (1) | ||
| Composition | H | H | |||||||
| Proper motion (right ascension) | [mas/yr] | 100.0019315 (0.1) | 100.0505987 (0.3) | 100.002 (0.1) | |||||
| Proper motion (declination) | [mas/yr] | -88.86589953 (0.1) | -89.10378043 (0.3) | -88.866 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | 15.30 (0.08) | ||||||||
| V magnitude | 14.48 | 14.48 (0.05) | |||||||
| R magnitude | 14.21 (0.09) | ||||||||
| I magnitude | 12.64 (0.4) | ||||||||
| J magnitude | 11.31 | 11.31 (0.02) | |||||||
| H magnitude | 10.76 | 10.76 (0.02) | |||||||
| K magnitude | 10.55 | 10.54 (0.02) | |||||||
| u magnitude | |||||||||
| g magnitude | 14.88 (0.1) | ||||||||
| r magnitude | 14.07 (0.06) | ||||||||
| i magnitude | 13.12 (0.08) | ||||||||
| z magnitude | |||||||||
| G magnitude | 13.88 (0.002) | 13.80 | 13.88 (0.003) | ||||||
| BP magnitude | 14.65 (0.002) | 14.68 | |||||||
| RP magnitude | 12.73 (0.001) | 12.75 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.002 | ||||||||
* 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.