All names: GALEX J071415.6+395937, SDSS J071415.56+395937.3, Gaia EDR3 948364203848400896, Gaia DR2 948364203848400896, SDSS J071415.57+395937.3, Gaia DR3 948364203848400896
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 14 15.57 (2) | 07 14 15.57 | 07 14 15.57 (12) | 07 14 15.57 (2) | 07 14 15.57 | |||
| Declination | 39 59 37.28 (1) | 39 59 37.36 | 39 59 37.28 (14) | 39 59 37.28 (1) | 39 59 37.34 | |||
| Spectral type | DA | DA | DA | |||||
| Effective temperature | [K] | 52475.0 (7336) | 52775.0 (5195) | |||||
| log(g) | [cgs] | 8.13 (0.5) | 8.19 (0.4) | |||||
| Mass | [M☉] | 0.76 (0.3) | 0.776 (0.2) | |||||
| log(Luminosity) | [L☉] | 0.02 (0.5) | ||||||
| Cooling age | [Gyr] | 0.0016 (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] | |||||||
| Distance | [pc] | |||||||
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | |||||||
| Proper motion (declination) | [mas/yr] | |||||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.17 (0.05) | 20.07 (0.04) | 20.07 (0.04) | |||||
| g magnitude | 20.43 (0.02) | 20.40 (0.02) | 20.40 (0.02) | |||||
| r magnitude | 20.84 (0.05) | 20.89 (0.03) | 20.89 (0.03) | |||||
| i magnitude | 21.15 (0.08) | 21.23 (0.06) | 21.23 (0.06) | |||||
| z magnitude | 21.62 (0.5) | 21.41 (0.3) | 21.41 (0.3) | |||||
| G magnitude | 20.64 (0.1) | 20.73 | 20.64 (0.01) | |||||
| BP magnitude | 20.47 (0.1) | 20.41 | ||||||
| RP magnitude | 20.38 (0.1) | 20.57 | ||||||
| Pan g magnitude | 20.48 (0.01) | |||||||
| Pan r magnitude | 20.86 (0.03) | |||||||
| Pan i magnitude | 21.22 (0.03) | |||||||
| Pan z magnitude | 21.26 (0.2) | |||||||
| Pan y magnitude | ||||||||
| E(B-V) | ||||||||
* 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.