All names: SDSS J075405.35+132708.6, Gaia DR2 3152201434840407680, GALEX J075405.3+132709, SDSS J075405.35+132708.7, Gaia EDR3 3152201434840407680, SDSS J075405.34+132708.6, LAMOST J075405.34+132708.5, Gaia DR3 3152201434840407680
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 54 05.35 (0.06) | 07 54 05.35 | 07 54 05.35 (0.08) | 07 54 05.35 | 07 54 05.34 (0.06) | 07 54 05.35 | |||||
| Declination | 13 27 08.55 (0.05) | 13 27 08.64 | 13 27 08.56 (0.04) | 13 27 08.55 | 13 27 08.71 (0.05) | 13 27 08.66 | |||||
| Spectral type | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 74783.0 (2080) | 82353.0 (2018) | ||||||||
| log(g) | [cgs] | 7.79 (0.08) | 7.81 (0.07) | ||||||||
| Mass | [M☉] | 0.65 (0.03) | 0.662 (0.02) | ||||||||
| log(Luminosity) | [L☉] | 0.91 (0.08) | |||||||||
| Cooling age | [Gyr] | 0.0006 (0.0001) | |||||||||
| 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] | 2.50 (0.07) | 2.45 (0.09) | 2.50 | 2.50 (0.07) | ||||||
| Distance | [pc] | 400.00 (12) | 407.85 (15) | 400.00 | 400.00 (12) | ||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 2.173511399 (0.08) | 2.126622667 (0.2) | 2.174 (0.08) | |||||||
| Proper motion (declination) | [mas/yr] | -9.63484769 (0.05) | -9.564453036 (0.09) | -9.635 (0.05) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 15.66 (0.005) | 15.66 (0.005) | 15.68 (0.02) | ||||||||
| g magnitude | 16.11 (0.004) | 16.11 (0.004) | 16.11 (0.01) | ||||||||
| r magnitude | 16.66 (0.005) | 16.66 (0.005) | 16.67 (0.01) | ||||||||
| i magnitude | 17.03 (0.006) | 17.03 (0.006) | 17.03 (0.01) | ||||||||
| z magnitude | 17.36 (0.01) | 17.36 (0.01) | 17.37 (0.02) | ||||||||
| G magnitude | 16.38 (0.003) | 16.41 | 16.38 | 16.38 (0.003) | |||||||
| BP magnitude | 16.20 (0.003) | 16.12 | |||||||||
| RP magnitude | 16.71 (0.005) | 16.70 | |||||||||
| Pan g magnitude | 16.20 (0.004) | ||||||||||
| Pan r magnitude | 16.66 (0.002) | ||||||||||
| Pan i magnitude | 17.05 (0.005) | ||||||||||
| Pan z magnitude | 17.35 (0.006) | ||||||||||
| Pan y magnitude | 17.54 (0.006) | ||||||||||
| E(B-V) | 0.019 | ||||||||||
* 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.