All names: J0910+2156, LP 369-11, Gaia DR3 685295640197734528, Gaia EDR3 685295640197734528, 2MASS J09103718+2156165, WD 0907+221, TIC 85911356, SDSS J091037.30+215614.9, PSO J137.6560+21.9369, USNO-B1.0 1119-00190589, GALEX J091037.3+215614, LSPM J0910+2156, 09106+2156, Gaia DR2 685295640197734528, NLTT 21118, PM J09106+2156, WDJ091037.22+215615.96, SDSS J091037.29+215614.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Kilic et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Limoges et al. 2015 | Sayres et al. 2012 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 10 37.47 (0.08) | 09 10 37.46 (0.1) | 09 10 37.21 | 09 10 37.47 | 09 10 37.22 (0.08) | 09 10 37.46 | 09 10 37.08 | ||||||||
| Declination | 21 56 12.71 (0.05) | 21 56 12.81 (0.08) | 21 56 15.90 | 21 56 12.71 | 21 56 15.96 (0.05) | 21 56 12.81 | 21 56 13.56 | ||||||||
| Spectral type | DA | DA | DA | DA | DA | DA7.5 | DA | DA7.5 | DA | ||||||
| Effective temperature | [K] | 5739.0 (21) | 5707.0 (24) | 5740.0 (50) | 5726.0 | 5640.0 (90) | 5830.0 (80) | 5646.0 (40) | |||||||
| log(g) | [cgs] | 7.64 (0.01) | 7.61 (0.01) | 7.64 (0.03) | 7.62 | 8.00 (0) | 7.56 (0.02) | ||||||||
| Mass | [M☉] | 0.393 (0.008) | 0.382 (0.008) | 0.395 (0.01) | 0.387 | 0.59 (0.1) | 0.357 (0.01) | ||||||||
| log(Luminosity) | [L☉] | -3.83 | |||||||||||||
| Cooling age | [Gyr] | 1.6200 | 1.5470 (0.06) | 1.5280 | |||||||||||
| 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] | 19.83 (0.1) | 19.96 (0.1) | 19.96 (0.1) | 19.96 (0.1) | 19.83 | 19.83 (0.1) | 19.96 (0.1) | |||||||
| Distance | [pc] | 50.44 (0.2) | 50.10 (0.3) | 50.09 (0.3) | 50.09 (0.3) | 37.50 (0.7) | 40.30 | 50.44 | 50.44 (0.2) | 50.09 (0.3) | |||||
| Composition | H | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 219.266784 (0.1) | 219.4139368 (0.2) | 219.267 (0.1) | 219.4139368 | ||||||||||
| Proper motion (declination) | [mas/yr] | -203.1128778 (0.08) | -203.3340673 (0.1) | -203.113 (0.08) | -203.3340673 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 17.70 | ||||||||||||||
| V magnitude | |||||||||||||||
| R magnitude | 17.10 | ||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 16.22 (0.01) | 16.31 (0.09) | 16.31 | 16.26 (0.1) | 16.31 (0.09) | ||||||||||
| H magnitude | 16.11 (0.1) | 16.11 (0.1) | 16.11 | 16.13 (0.2) | 16.11 (0.1) | ||||||||||
| K magnitude | 16.03 (0.2) | 16.03 (0.2) | 16.03 | 16.02 (0.2) | 16.03 (0.2) | ||||||||||
| u magnitude | 18.66 (0.02) | 18.65 | 18.68 (0.02) | 18.65 (0.02) | 18.65 (0.02) | ||||||||||
| g magnitude | 17.66 | 17.67 (0.02) | 17.61 (0.009) | 17.66 (0.005) | |||||||||||
| r magnitude | 17.22 | (0.01) | 17.24 (0.009) | 17.22 (0.005) | |||||||||||
| i magnitude | 17.06 | 17.06 (0.02) | 17.08 (0.004) | 17.05 (0.006) | |||||||||||
| z magnitude | 17.00 | 17.02 (0.02) | 17.05 (0.005) | 17.01 (0.01) | |||||||||||
| G magnitude | 17.24 (0.008) | 17.26 | 17.24 | 17.24 (0.003) | 17.26 | ||||||||||
| BP magnitude | 17.58 (0.008) | 17.58 | 17.58 | ||||||||||||
| RP magnitude | 16.74 (0.009) | 16.72 | 16.72 | ||||||||||||
| Pan g magnitude | 17.61 (0.009) | 17.61 (0.009) | 17.61 (0.009) | ||||||||||||
| Pan r magnitude | 17.24 (0.007) | 17.24 (0.009) | 17.24 (0.009) | ||||||||||||
| Pan i magnitude | 17.08 (0.004) | 17.08 (0.004) | 17.07 (0.004) | ||||||||||||
| Pan z magnitude | 17.05 (0.005) | 17.05 (0.005) | 17.05 (0.005) | ||||||||||||
| Pan y magnitude | 17.02 (0.02) | 17.02 (0.02) | 17.02 (0.02) | ||||||||||||
| E(B-V) | 0.001 | ||||||||||||||
* 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.