All names: LSPM J1459+0851, Gaia DR3 1161820298887863424, WDS J14595+0851A, ** DAY 2A, SDSS J145932.02+085125.7, USNO-B1.0 0988-00251407, J1459+0851, WISE J145931.95+085123.8, WDJ145932.07+085125.85, Gaia EDR3 1161820298887863424, WISEA J145931.94+085123.9, Gaia DR2 1161820298887863424, ULAS J145931.97+085125.5, SDSS J145932.03+085125.7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Gaia DR2 | Stilism | Ferrario et al. 2015 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 59 31.88 (0.2) | 14 59 31.88 (0.3) | 14 59 32.07 (0.2) | 14 59 31.88 | ||||||
| Declination | 08 51 25.15 (0.2) | 08 51 25.17 (0.3) | 08 51 25.86 (0.2) | 08 51 25.17 | ||||||
| Spectral type | DA | DA | DA | |||||||
| Effective temperature | [K] | 5436.0 (35) | 5433.0 (34) | 5535.0 (45) | ||||||
| log(g) | [cgs] | 8.12 (0.03) | 8.18 (0.03) | 8.00 (0) | ||||||
| Mass | [M☉] | 0.661 (0.02) | 0.695 (0.03) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 5.3800 | ||||||||
| 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] | 13.47 (0.3) | 13.79 (0.3) | 13.79 (0.3) | 13.47 (0.3) | 13.79 (0.3) | ||||
| Distance | [pc] | 74.24 (2) | 72.52 (2) | 72.51 (2) | 74.24 (2) | 72.51 (2) | ||||
| Composition | H | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -175.3101101 (0.3) | -175.258805 (0.6) | -175.31 (0.3) | -175.258805 | |||||
| Proper motion (declination) | [mas/yr] | -44.517693 (0.2) | -43.84091423 (0.6) | -44.518 (0.2) | -43.84091423 | |||||
| Variability | ||||||||||
| Magnetic | yes | |||||||||
| Bd | [MG] | 2 | ||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 19.80 | |||||||||
| V magnitude | ||||||||||
| R magnitude | 18.80 | |||||||||
| I magnitude | ||||||||||
| J magnitude | 17.91 (0.03) | 17.91 (0.03) | ||||||||
| H magnitude | 17.65 (0.04) | 17.65 (0.04) | ||||||||
| K magnitude | 17.60 (0.07) | 17.60 (0.07) | ||||||||
| u magnitude | 20.99 (0.1) | 20.76 (0.07) | 20.76 (0.07) | |||||||
| g magnitude | 19.50 (0.01) | 19.50 (0.01) | ||||||||
| r magnitude | 18.99 (0.01) | 18.99 (0.01) | ||||||||
| i magnitude | 18.75 (0.01) | 18.75 (0.01) | ||||||||
| z magnitude | 18.70 (0.03) | 18.70 (0.03) | ||||||||
| G magnitude | 19.00 (0.06) | 19.04 | 19.00 (0.004) | 19.04 | ||||||
| BP magnitude | 19.45 (0.06) | 19.47 | 19.47 | |||||||
| RP magnitude | 18.50 (0.08) | 18.50 | 18.50 | |||||||
| Pan g magnitude | 19.44 (0.01) | 19.44 (0.009) | ||||||||
| Pan r magnitude | 18.98 (0.03) | 18.98 (0.02) | ||||||||
| Pan i magnitude | 18.78 (0.04) | 18.78 (0.03) | ||||||||
| Pan z magnitude | 18.73 (0.009) | 18.73 (0.01) | ||||||||
| Pan y magnitude | 18.66 (0.01) | 18.66 (0.01) | ||||||||
| E(B-V) | 0.007 | |||||||||
* 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.