All names: Gaia DR2 4451443434313859200, SDSS J161044.77+082152.0, SDSS J161044.76+082152.2, SDSS J161044.77+082152.1, Gaia EDR3 4451443434313859200, GALEX J161044.8+082152, Gaia DR3 4451443434313859200
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 10 44.77 (0.1) | 16 10 44.77 | 16 10 44.77 (0.2) | 16 10 44.77 (0.1) | 16 10 44.77 | ||||
| Declination | 08 21 51.95 (0.1) | 08 21 52.21 | 08 21 51.96 (0.1) | 08 21 52.25 (0.1) | 08 21 52.09 | ||||
| Spectral type | DA | DA0 | DA0 | ||||||
| Effective temperature | [K] | 81702.0 (8006) | 76947.0 (5051) | ||||||
| log(g) | [cgs] | 7.48 (0.3) | 7.47 (0.2) | ||||||
| Mass | [M☉] | 0.57 (0.08) | |||||||
| log(Luminosity) | [L☉] | 1.32 (0.3) | |||||||
| Cooling age | [Gyr] | 0.0002 (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] | 0.72 (0.2) | 0.23 (0.2) | 0.72 (0.2) | |||||
| Distance | [pc] | 1395.31 (327) | 4341.58 (4161) | 1395.28 (327) | |||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -3.440952071 (0.2) | -2.756628265 (0.3) | -3.441 (0.2) | |||||
| Proper motion (declination) | [mas/yr] | -18.36718383 (0.1) | -18.19731332 (0.2) | -18.367 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 17.95 (0.01) | 17.95 (0.01) | 17.94 (0.02) | ||||||
| g magnitude | 18.36 (0.007) | 18.36 (0.007) | 18.38 (0.01) | ||||||
| r magnitude | 18.84 (0.01) | 18.84 (0.01) | 18.89 (0.02) | ||||||
| i magnitude | 19.10 (0.01) | 19.10 (0.01) | 19.07 (0.02) | ||||||
| z magnitude | 19.20 (0.05) | 19.20 (0.05) | 19.18 (0.06) | ||||||
| G magnitude | 18.58 (0.02) | 18.60 | 18.58 (0.003) | ||||||
| BP magnitude | 18.49 (0.02) | 18.43 | |||||||
| RP magnitude | 18.77 (0.03) | 18.71 | |||||||
| Pan g magnitude | 18.42 (0.006) | ||||||||
| Pan r magnitude | 18.85 (0.004) | ||||||||
| Pan i magnitude | 19.08 (0.005) | ||||||||
| Pan z magnitude | 19.13 (0.02) | ||||||||
| Pan y magnitude | 19.09 (0.03) | ||||||||
| E(B-V) | 0.042 | ||||||||
* 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.