All names: LTT 880, TIC 29862344, Gaia DR2 2450585266810809216, Gaia DR3 2450585266810809216, WDJ013715.16-172722.72, Gaia EDR3 2450585266810809216, EC 01348-1742, PHL 3499, WD 0134-177, G 272-55, LP 768-192, 2MASS J01371516-1727222, NLTT 5424, GALEX J013715.1-172724, L 726-7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Subasavage et al. 2008 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 37 15.10 (0.02) | 01 37 15.10 (0.04) | 01 37 15.16 | 01 37 15.10 | 01 37 15.16 (0.02) | 01 37 15.10 | 01 37 15.14 | |||
| Declination | -17 27 27.82 (0.02) | -17 27 27.66 (0.03) | -17 27 22.60 | -17 27 27.82 | -17 27 22.73 (0.02) | -17 27 27.66 | -17 27 20.16 | |||
| Spectral type | DA4.5 | DA | DA4.5 | DA4.5 | ||||||
| Effective temperature | [K] | 11329.0 (560) | 10895.0 (61) | |||||||
| log(g) | [cgs] | 8.01 (0.007) | ||||||||
| Mass | [M☉] | 0.61 (0.006) | ||||||||
| 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] | 21.82 (0.03) | 21.68 (0.05) | 21.82 | 21.82 (0.03) | 21.68 (0.05) | 20.90 | |||
| Distance | [pc] | 45.83 (0.07) | 46.13 (0.1) | 47.70 | 45.83 | 45.83 (0.07) | 46.13 (0.1) | 47.85 | ||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -59.85539896 (0.03) | -59.97944243 (0.1) | -59.855 (0.03) | -59.97944243 | |||||
| Proper motion (declination) | [mas/yr] | -318.3505108 (0.03) | -318.4163666 (0.05) | -318.351 (0.03) | -318.4163666 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 15.90 | |||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.34 (0.04) | 15.34 (0.04) | ||||||||
| H magnitude | 15.26 (0.07) | 15.26 (0.07) | ||||||||
| K magnitude | 15.20 (0.1) | 15.20 (0.1) | ||||||||
| u magnitude | ||||||||||
| g magnitude | ||||||||||
| r magnitude | ||||||||||
| i magnitude | ||||||||||
| z magnitude | ||||||||||
| G magnitude | 15.23 (0.003) | 15.25 | 15.23 | 15.23 (0.003) | 15.25 | |||||
| BP magnitude | 15.25 (0.003) | 15.26 | 15.26 | |||||||
| RP magnitude | 15.20 (0.002) | 15.21 | 15.21 | |||||||
| Pan g magnitude | 15.19 (0.006) | |||||||||
| Pan r magnitude | 15.33 (0.006) | |||||||||
| Pan i magnitude | 15.52 (0.007) | |||||||||
| Pan z magnitude | 15.72 (0.008) | |||||||||
| Pan y magnitude | 15.82 (0.005) | |||||||||
| E(B-V) | 0.001 | |||||||||
* 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.