All names: TIC 349233389, 2MASS J14391264-2150138, Gaia DR2 6278962983814509184, Gaia DR3 6278962983814509184, GALEX J143912.7-215012, WD 1436-216, USNO-B1.0 0681-00358896, EC 14363-2137, Gaia EDR3 6278962983814509184, HE 1436-2137
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Zuckerman et al. 2003 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 39 12.66 (0.04) | 14 39 12.66 (0.06) | 14 39 12.65 (0.04) | 14 39 11.69 | |||||
| Declination | -21 50 14.20 (0.04) | -21 50 14.19 (0.1) | -21 50 13.89 (0.04) | -21 50 12.12 | |||||
| Spectral type | DA | DA2+dM | DA6 | ||||||
| Effective temperature | [K] | 23690.0 (577) | |||||||
| log(g) | [cgs] | 7.91 (0.08) | |||||||
| Mass | [M☉] | 0.58 (0.04) | |||||||
| 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] | 5.95 (0.06) | 5.67 (0.1) | 5.95 (0.06) | |||||
| Distance | [pc] | 168.04 (2) | 176.38 (4) | 133.00 | 168.04 (2) | ||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 7.795977628 (0.05) | 7.618460783 (0.1) | 7.796 (0.05) | |||||
| Proper motion (declination) | [mas/yr] | -19.54902285 (0.05) | -19.35069578 (0.1) | -19.549 (0.05) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | 16.30 | ||||||||
| V magnitude | 15.94 | ||||||||
| R magnitude | 15.50 | ||||||||
| I magnitude | |||||||||
| J magnitude | 13.31 (0.03) | ||||||||
| H magnitude | 12.77 (0.02) | ||||||||
| K magnitude | 12.52 (0.03) | ||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 15.48 (0.004) | 15.50 | 15.48 (0.003) | ||||||
| BP magnitude | 16.01 (0.004) | 16.00 | |||||||
| RP magnitude | 14.68 (0.003) | 14.71 | |||||||
| Pan g magnitude | 16.10 (0.002) | ||||||||
| Pan r magnitude | 15.79 (0.001) | ||||||||
| Pan i magnitude | 15.13 (0.0008) | ||||||||
| Pan z magnitude | 14.71 (0.002) | ||||||||
| Pan y magnitude | 14.50 (0.004) | ||||||||
| E(B-V) | 0.047 | ||||||||
* 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.