All names: Gaia EDR3 2569277680172652928, PHL 1213, USNO-B1.0 0991-00016740, WDJ015309.76+091133.43, J0153+0911, WD 0150+085, ** SKF 299B, SDSS J015309.81+091132.0, WD 0150+08, Gaia DR2 2569277680172652928, Gaia DR3 2569277680172652928, LSPM J0153+0911W, CSI+08-01505, UCAC3 199-5779, WDS J01532+0911B, UCAC4 496-002691, WD 0150+089, EGGR 14, G 71-B5B, UBV 1884, GALEX J015309.7+091132
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 53 09.85 (0.07) | 01 53 09.85 (0.09) | 01 53 09.85 | 01 53 09.76 (0.07) | 01 53 09.85 | 01 53 09.74 | |||||
| Declination | 09 11 30.90 (0.07) | 09 11 30.98 (0.09) | 09 11 30.90 | 09 11 33.42 (0.07) | 09 11 30.98 | 09 11 27.24 | |||||
| Spectral type | DZ: | DZ: | DC | DZ | DZ: | ||||||
| Effective temperature | [K] | 9139.0 (61) | 9343.0 | 8964.0 (147) | |||||||
| log(g) | [cgs] | 7.99 (0.01) | 8.18 | 8.00 (0.03) | |||||||
| Mass | [M☉] | 0.571 (0.01) | 0.707 | 0.576 (0.02) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.8200 | 0.9295 | ||||||||
| log(H/He) | -4.2 | ||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| log(Li/He) | |||||||||||
| log(Be/He) | |||||||||||
| log(B/He) | |||||||||||
| log(N/He) | |||||||||||
| log(O/He) | |||||||||||
| log(Na/He) | |||||||||||
| log(Mg/He) | |||||||||||
| log(Al/He) | |||||||||||
| log(Si/He) | |||||||||||
| log(P/He) | |||||||||||
| log(S/He) | |||||||||||
| log(Cl/He) | |||||||||||
| log(K/He) | |||||||||||
| log(Sc/He) | |||||||||||
| log(Ti/He) | |||||||||||
| log(V/He) | |||||||||||
| log(Cr/He) | |||||||||||
| log(Mn/He) | |||||||||||
| log(Fe/He) | |||||||||||
| log(Co/He) | |||||||||||
| log(Ni/He) | |||||||||||
| log(Cu/He) | |||||||||||
| log(Zn/He) | |||||||||||
| log(Ga/He) | |||||||||||
| log(Ge/He) | |||||||||||
| log(Sr/He) | |||||||||||
| Parallax | [mas] | 12.74 (0.08) | 12.87 (0.1) | 12.87 (0.1) | 12.74 | 12.74 (0.08) | 12.87 (0.1) | ||||
| Distance | [pc] | 78.46 (0.5) | 77.70 (0.6) | 77.68 (0.6) | 78.46 | 78.46 (0.5) | 77.68 (0.6) | ||||
| Composition | He | He | |||||||||
| Proper motion (right ascension) | [mas/yr] | 88.21233211 (0.1) | 88.05244617 (0.2) | 88.212 (0.1) | 88.05244617 | ||||||
| Proper motion (declination) | [mas/yr] | -157.8567865 (0.08) | -158.083407 (0.2) | -157.857 (0.09) | -158.083407 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | yes | ||||||||||
| B magnitude | 17.37 | ||||||||||
| V magnitude | 17.16 | ||||||||||
| R magnitude | 16.50 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 17.25 (0.01) | 17.25 (0.01) | 17.25 (0.01) | ||||||||
| g magnitude | 17.13 (0.005) | 17.13 (0.005) | |||||||||
| r magnitude | 17.18 (0.005) | 17.18 (0.005) | |||||||||
| i magnitude | 17.28 (0.006) | 17.28 (0.006) | |||||||||
| z magnitude | 17.44 (0.02) | 17.44 (0.02) | |||||||||
| G magnitude | 17.11 (0.007) | 17.14 | 17.11 | 17.11 (0.003) | 17.14 | ||||||
| BP magnitude | 17.17 (0.007) | 17.13 | 17.13 | ||||||||
| RP magnitude | 17.01 (0.009) | 16.99 | 16.99 | ||||||||
| Pan g magnitude | 17.14 (0.006) | 17.14 (0.006) | |||||||||
| Pan r magnitude | 17.19 (0.003) | 17.19 (0.003) | |||||||||
| Pan i magnitude | 17.31 (0.006) | 17.31 (0.006) | |||||||||
| Pan z magnitude | 17.45 (0.005) | 17.45 (0.006) | |||||||||
| Pan y magnitude | 17.50 (0.006) | 17.50 (0.006) | |||||||||
| E(B-V) | 0.008 | ||||||||||
* 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.