All names: Gaia DR2 1058284412796260480, 2MASS J11505233+6831161, SDSS J115052.32+683115.9, TIC 142905656, SDSS J115052.32+683116.0, SDSS J115052.33+683116.0, WDJ115052.33+683115.97, SDSS J115052.31+683116.0, SDSS, WIRED J115052.31+683116.0, PM J11508+6831, Gaia DR3 1058284412796260480, CNS5 2904, 11508+6831, SDSS J115052.32+683116.1, WD 1148+687, GALEX J115052.3+683115, SDSS J115052.35+683115.7, Gaia EDR3 1058284412796260480, PSO J177.7182+68.5209, J1150+6831
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | O'Brien et al. 2024 | Caron et al. 2023 | Kilic et al. 2020 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Sion et al. 2014 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 50 52.40 (0.02) | 11 50 52.33 | 11 50 52.40 (0.02) | 11 50 52.40 (0.02) | 11 50 52.08 | 11 50 52.40 | 11 50 52.33 (0.02) | 11 50 52.40 | 11 50 51.58 | 11 50 52.32 | 11 50 52.32 | ||||||||||||
| Declination | 68 31 15.31 (0.02) | 68 31 15.97 | 68 31 15.34 (0.02) | 68 31 15.34 (0.02) | 68 31 15.60 | 68 31 15.31 | 68 31 15.97 (0.02) | 68 31 15.34 | 68 31 13.08 | 68 31 16.05 | 68 31 16.07 | ||||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA9.0 | DA | DA7 | DA | DA | DA | DA | |||||||
| Effective temperature | [K] | 6709.0 (14) | 6696.0 (41) | 6783.0 (11) | 6709.0 (14) | 6679.2 (23) | 6695.0 (40) | 6681.0 | 6620.0 (13) | 6650.0 (95) | 5640.0 | 6755.0 (19) | 6619.0 (13) | ||||||||||
| log(g) | [cgs] | 8.27 (0.003) | 8.26 (0.02) | 8.30 (0.003) | 8.27 (0.003) | 8.26 (0.009) | 8.28 (0.01) | 8.26 | 8.24 (0.02) | 8.17 (0.05) | 8.28 (0.005) | 8.27 (0.02) | |||||||||||
| Mass | [M☉] | 0.762 (0.003) | 0.754 (0.01) | 0.781 (0.003) | 0.762 (0.003) | 0.765 (0.009) | 0.756 | 0.75 (0.01) | 0.69 (0.04) | 0.767 (0.004) | 0.754 (0.01) | ||||||||||||
| log(Luminosity) | [L☉] | -3.64 | |||||||||||||||||||||
| Cooling age | [Gyr] | 3.2300 | 3.0510 (0.1) | 2.9720 | 2.9600 | ||||||||||||||||||
| 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] | 58.51 (0.02) | 58.51 (0.02) | 58.51 (0.03) | 58.51 (0.03) | 58.51 (0.03) | 58.51 (0.03) | 58.51 | 58.51 (0.02) | 58.51 (0.03) | |||||||||||||
| Distance | [pc] | 17.09 (0.006) | 17.09 (0.006) | 17.09 (0.009) | 17.09 (0.008) | 17.09 (0.008) | 17.09 (0.008) | 16.96 (0.1) | 18.00 (0.6) | 13.20 | 17.09 | 17.09 (0.006) | 17.09 (0.008) | ||||||||||
| Composition | H | H | H | H | H | H | H | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 23.39590669 (0.02) | 23.39154245 (0.05) | 23.396 (0.02) | 23.392 | 16.0 | |||||||||||||||||
| Proper motion (declination) | [mas/yr] | -41.04559835 (0.03) | -41.16561173 (0.05) | -41.046 (0.03) | -41.166 | -38.0 | |||||||||||||||||
| Variability | |||||||||||||||||||||||
| Magnetic | |||||||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||||||
| Binarity | |||||||||||||||||||||||
| B magnitude | |||||||||||||||||||||||
| V magnitude | 15.25 | ||||||||||||||||||||||
| R magnitude | |||||||||||||||||||||||
| I magnitude | |||||||||||||||||||||||
| J magnitude | 14.46 (0.03) | 14.46 (0.03) | 14.46 (0.03) | ||||||||||||||||||||
| H magnitude | 14.22 (0.04) | 14.22 (0.04) | 14.22 (0.04) | ||||||||||||||||||||
| K magnitude | 14.22 (0.06) | 14.22 (0.06) | 14.22 (0.06) | ||||||||||||||||||||
| u magnitude | 16.01 (0.005) | 15.98 (0.005) | 16.01 (0.005) | 15.98 (0.005) | 15.97 | 15.99 (0.02) | 15.97 (0.02) | ||||||||||||||||
| g magnitude | 15.37 (0.003) | 15.37 (0.002) | 15.36 (0.003) | 15.40 | 15.40 (0.02) | 15.40 (0.02) | |||||||||||||||||
| r magnitude | 15.16 (0.004) | 15.15 (0.006) | 15.15 (0.004) | 15.14 | 15.15 (0.02) | 15.14 (0.02) | |||||||||||||||||
| i magnitude | 15.07 (0.004) | 15.11 (0.004) | 15.08 (0.004) | 15.05 | 15.06 (0.02) | 15.05 (0.02) | |||||||||||||||||
| z magnitude | 15.10 (0.005) | 15.13 (0.002) | 15.11 (0.005) | 15.10 | 15.11 (0.01) | 15.10 (0.01) | |||||||||||||||||
| G magnitude | 15.13 (0.002) | 15.14 | 15.14 | 15.13 | 15.13 (0.003) | 15.14 | |||||||||||||||||
| BP magnitude | 15.34 (0.002) | 15.35 | 15.35 | ||||||||||||||||||||
| RP magnitude | 14.76 (0.002) | 14.77 | 14.77 | ||||||||||||||||||||
| Pan g magnitude | 15.37 (0.003) | 15.37 (0.002) | 15.37 (0.002) | ||||||||||||||||||||
| Pan r magnitude | 15.15 (0.008) | 15.15 (0.006) | 15.15 (0.006) | ||||||||||||||||||||
| Pan i magnitude | 15.11 (0.004) | 15.11 (0.004) | 15.11 (0.004) | ||||||||||||||||||||
| Pan z magnitude | 15.13 (0.002) | 15.13 (0.002) | 15.13 (0.002) | ||||||||||||||||||||
| Pan y magnitude | 15.15 (0.003) | 15.15 (0.003) | 15.15 (0.003) | ||||||||||||||||||||
| E(B-V) | 0.000 | ||||||||||||||||||||||
* 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.