All names: [K37] 1-12, EGGR 111, LSPM J1450+0733, Gaia EDR3 1161215296909017728, USNO-B1.0 0975-00294517, G 136-22, TIC 349673322, LTT 14394, GEN# +9.80066032, WD1448+077, G 66-32, CSI+07-14484, LP 561-13, USNO 154, 2MASS J14504936+0733336, WD 1448+077, L 1126-68, NLTT 38538, SDSS J145049.19+073332.4, LAWD 56, SDSS J145049.19+073332.3, J1450+0733, WDJ145049.38+073333.87, WD 1448+07, Gaia DR2 1161215296909017728, LHS 2984, PG 1448+078, PLX 3353.01, UBV M 42629, Gaia DR3 1161215296909017728, LFT 1146
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Kilic et al. 2020 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Koester et al. 2001 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 50 48.50 (0.03) | 14 50 48.53 (0.05) | 14 50 49.50 | 14 50 48.50 | 14 50 49.38 (0.03) | 14 50 48.53 | 14 50 51.70 | |||||||
| Declination | 07 33 26.70 (0.04) | 07 33 26.92 (0.05) | 07 33 33.00 | 07 33 26.70 | 07 33 33.87 (0.04) | 07 33 26.92 | 07 33 52.20 | |||||||
| Spectral type | DA | DA | DA | DA | DA | DA3.4 | DA4 | |||||||
| Effective temperature | [K] | 14862.0 (118) | 14859.0 (118) | 14870.0 (241) | 14921.0 (30) | 14459.0 (59) | 15334.0 (203) | |||||||
| log(g) | [cgs] | 7.87 (0.008) | 7.87 (0.009) | 7.88 (0.05) | 7.69 (0.006) | 7.66 (0.01) | 7.90 (0.01) | |||||||
| Mass | [M☉] | 0.539 (0.006) | 0.543 (0.007) | 0.55 (0.03) | 0.44 | 0.556 (0.009) | ||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | |||||||||||||
| 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] | 13.26 (0.04) | 13.33 (0.06) | 13.26 | 13.26 (0.04) | 13.33 (0.06) | 28.00 (11) | |||||||
| Distance | [pc] | 75.43 (0.2) | 75.04 (0.3) | 74.00 | 75.43 | 75.43 (0.2) | 75.04 (0.3) | 35.71 (14) | ||||||
| Composition | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -813.4151348 (0.05) | -813.5918262 (0.1) | -813.415 (0.05) | -813.5918262 | |||||||||
| Proper motion (declination) | [mas/yr] | -447.9150546 (0.05) | -447.9323306 (0.1) | -447.915 (0.05) | -447.9323306 | |||||||||
| Variability | NOV | |||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 15.50 | |||||||||||||
| V magnitude | 15.46 | 15.46 | ||||||||||||
| R magnitude | 15.40 | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 15.89 (0.07) | |||||||||||||
| H magnitude | 16.13 (0.2) | |||||||||||||
| K magnitude | 15.73 (0.3) | |||||||||||||
| u magnitude | 15.69 (0.005) | 15.69 (0.005) | 15.63 | |||||||||||
| g magnitude | 15.34 (0.004) | 15.34 (0.004) | 15.35 | |||||||||||
| r magnitude | 15.64 (0.005) | 15.64 (0.005) | 15.63 | |||||||||||
| i magnitude | 15.91 (0.005) | 15.91 (0.005) | 15.92 | |||||||||||
| z magnitude | 16.18 (0.008) | 16.18 (0.008) | 16.14 | |||||||||||
| G magnitude | 15.51 (0.003) | 15.53 | 15.51 | 15.51 (0.003) | 15.53 | |||||||||
| BP magnitude | 15.48 (0.003) | 15.47 | 15.47 | |||||||||||
| RP magnitude | 15.62 (0.003) | 15.62 | 15.62 | |||||||||||
| Pan g magnitude | 15.46 (0.001) | |||||||||||||
| Pan r magnitude | 15.66 (0.006) | |||||||||||||
| Pan i magnitude | 15.93 (0.006) | |||||||||||||
| Pan z magnitude | 16.17 (0.004) | |||||||||||||
| Pan y magnitude | 16.33 (0.007) | |||||||||||||
| E(B-V) | 0.006 | |||||||||||||
* 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.