All names: Gaia DR2 1427697672366300544, SDSS J161143.45+520355.0, SDSS J161143.46+520355.0, GALEX J161143.4+520355, SDSS J161143.43+520355.0, Gaia DR3 1427697672366300544, Gaia EDR3 1427697672366300544, SDSS J161143.43+520355.08
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 11 43.42 (0.1) | 16 11 43.46 | 16 11 43.42 (0.2) | 16 11 43.46 (0.1) | |||||
| Declination | 52 03 55.16 (0.1) | 52 03 55.04 | 52 03 55.16 (0.2) | 52 03 55.06 (0.1) | |||||
| Spectral type | DA+M | DA+M | DA+M | ||||||
| Effective temperature | [K] | 50167.0 (4849) | 87641.0 (9999) | ||||||
| log(g) | [cgs] | 7.88 (0.4) | 5.87 (0.3) | ||||||
| Mass | [M☉] | 0.63 (0.2) | 0.408 (0.02) | ||||||
| log(Luminosity) | [L☉] | 0.11 (0.3) | |||||||
| Cooling age | [Gyr] | 0.0020 (0.0009) | |||||||
| 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] | 0.63 (0.1) | 0.39 (0.2) | 0.63 (0.1) | |||||
| Distance | [pc] | 1584.40 (365) | 2537.76 (1211) | 1584.28 (365) | |||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -25.86414888 (0.2) | -25.68945377 (0.4) | -25.864 (0.2) | |||||
| Proper motion (declination) | [mas/yr] | 6.676478788 (0.2) | 6.870719771 (0.4) | 6.676 (0.2) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 19.08 (0.02) | 19.06 (0.03) | 19.07 (0.02) | ||||||
| g magnitude | 19.22 (0.01) | 19.22 (0.02) | 19.21 (0.01) | ||||||
| r magnitude | 18.91 (0.01) | 18.89 (0.01) | 18.90 (0.01) | ||||||
| i magnitude | 18.41 (0.01) | 18.41 (0.01) | 18.41 (0.01) | ||||||
| z magnitude | 18.08 (0.02) | 18.07 (0.03) | 18.08 (0.03) | ||||||
| G magnitude | 18.69 (0.03) | 18.71 | 18.69 (0.003) | ||||||
| BP magnitude | 19.13 (0.03) | 19.09 | |||||||
| RP magnitude | 18.00 (0.02) | 17.98 | |||||||
| Pan g magnitude | 19.19 (0.006) | ||||||||
| Pan r magnitude | 18.88 (0.006) | ||||||||
| Pan i magnitude | 18.37 (0.004) | ||||||||
| Pan z magnitude | 18.08 (0.005) | ||||||||
| Pan y magnitude | 17.91 (0.02) | ||||||||
| E(B-V) | 0.020 | ||||||||
* 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.