All names: PSO J026.9326-27.1945, Gaia DR2 5025127443016406144, NLTT 6004, LEHPM 1883, LEHPM 1884, J0147-2711, LP 884-35, GALEX J014743.8-271139, WDJ014743.94-271136.93, TIC 33524869, HE 0145-2726, Gaia DR3 5025127443016406144, G 274-95, 2MASS J01474394-2711366, Gaia EDR3 5025127443016406144
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 47 43.81 (0.03) | 01 47 43.81 (0.04) | 01 47 43.81 | 01 47 43.94 (0.03) | 01 47 43.81 | ||||||||
| Declination | -27 11 41.54 (0.03) | -27 11 41.39 (0.03) | -27 11 41.54 | -27 11 36.93 (0.03) | -27 11 41.39 | ||||||||
| Spectral type | DA | DA | DA | DA | DA | ||||||||
| Effective temperature | [K] | 6764.0 (50) | 6811.0 (28) | 6760.0 (50) | 6800.0 | 6547.0 | 6842.0 (26) | ||||||
| log(g) | [cgs] | 7.99 (0.02) | 8.02 (0.008) | 8.00 (0.02) | 8.01 | 7.89 | 8.02 (0.007) | ||||||
| Mass | [M☉] | 0.584 (0.01) | 0.601 (0.007) | 0.593 (0.01) | 0.598 | 0.508 | 0.602 (0.006) | ||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 1.7200 | 1.6660 (0.06) | 1.6620 | 1.5990 | ||||||||
| 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] | 28.29 (0.05) | 28.29 (0.05) | 28.31 (0.06) | 28.31 (0.06) | 28.31 (0.06) | 28.29 | 28.29 (0.05) | 28.31 (0.06) | ||||
| Distance | [pc] | 35.35 (0.06) | 35.35 (0.06) | 35.32 (0.07) | 35.32 (0.07) | 35.32 (0.07) | 35.35 | 35.35 (0.06) | 35.32 (0.07) | ||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -108.0625771 (0.06) | -107.927 (0.1) | -108.063 (0.06) | -107.926622 | ||||||||
| Proper motion (declination) | [mas/yr] | -287.9818375 (0.03) | -287.976 (0.06) | -287.982 (0.03) | -287.9761802 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 16.30 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 15.60 (0.06) | 15.60 (0.06) | 15.60 (0.06) | ||||||||||
| H magnitude | 15.39 (0.1) | 15.39 (0.1) | 15.39 (0.1) | ||||||||||
| K magnitude | 15.25 (0.2) | 15.25 (0.2) | 15.25 (0.2) | ||||||||||
| u magnitude | |||||||||||||
| g magnitude | 16.51 (0.004) | ||||||||||||
| r magnitude | 16.31 (0.003) | ||||||||||||
| i magnitude | 16.26 (0.003) | ||||||||||||
| z magnitude | 16.29 (0.005) | ||||||||||||
| G magnitude | 16.28 (0.003) | 16.29 | 16.28 | 16.28 (0.003) | 16.29 | ||||||||
| BP magnitude | 16.49 (0.003) | 16.49 | 16.49 | ||||||||||
| RP magnitude | 15.92 (0.002) | 15.93 | 15.93 | ||||||||||
| Pan g magnitude | 16.51 (0.005) | 16.51 (0.003) | 16.50 (0.003) | ||||||||||
| Pan r magnitude | 16.31 (0.002) | 16.31 (0.003) | 16.31 (0.003) | ||||||||||
| Pan i magnitude | 16.26 (0.003) | 16.26 (0.003) | 16.26 (0.003) | ||||||||||
| Pan z magnitude | 16.29 (0.004) | 16.29 (0.005) | 16.29 (0.005) | ||||||||||
| Pan y magnitude | 16.34 (0.009) | 16.34 (0.01) | 16.34 (0.01) | ||||||||||
| 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.