All names: WDJ145523.48-311706.63, Gaia DR3 6205780035329630208, Gaia EDR3 6205780035329630208, TIC 323409805, LEHPM 2-4029, Gaia DR2 6205780035329630208, WD 1452-310, 2MASS J14552347-3117063
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Subasavage et al. 2007 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 55 23.50 (0.05) | 14 55 23.50 (0.07) | 14 55 23.47 | 14 55 23.50 | 14 55 23.48 (0.05) | 14 55 23.50 | 14 55 23.59 | |||
| Declination | -31 17 09.28 (0.05) | -31 17 09.20 (0.05) | -31 17 06.40 | -31 17 09.28 | -31 17 06.64 (0.05) | -31 17 09.20 | -31 17 07.44 | |||
| Spectral type | DA | DA5.5 | DA | DA5.4 | DA5.5 | |||||
| Effective temperature | [K] | 9310.0 (133) | 9206.0 (375) | 9166.0 (72) | ||||||
| log(g) | [cgs] | 8.14 (0.05) | 7.97 (0.01) | |||||||
| Mass | [M☉] | 0.68 (0.03) | 0.584 (0.01) | |||||||
| 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] | 20.85 (0.06) | 20.74 (0.08) | 20.85 | 20.85 (0.06) | 20.74 (0.08) | ||||
| Distance | [pc] | 47.97 (0.1) | 48.21 (0.2) | 43.00 | 46.80 | 47.97 | 47.97 (0.1) | 48.21 (0.2) | ||
| Composition | H | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | 13.65085562 (0.06) | 13.50154899 (0.1) | 13.651 (0.06) | 13.50154899 | |||||
| Proper motion (declination) | [mas/yr] | -165.3919197 (0.07) | -165.4768126 (0.1) | -165.392 (0.07) | -165.4768126 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | 15.85 | |||||||||
| R magnitude | 15.77 | |||||||||
| I magnitude | 15.63 | |||||||||
| J magnitude | 15.58 (0.06) | 15.58 (0.06) | ||||||||
| H magnitude | 15.54 (0.09) | 15.54 (0.09) | ||||||||
| K magnitude | 15.50 (0.2) | 15.50 (0.2) | ||||||||
| u magnitude | ||||||||||
| g magnitude | ||||||||||
| r magnitude | ||||||||||
| i magnitude | ||||||||||
| z magnitude | ||||||||||
| G magnitude | 15.83 (0.002) | 15.85 | 15.83 | 15.83 (0.003) | 15.85 | |||||
| BP magnitude | 15.91 (0.002) | 15.91 | 15.91 | |||||||
| RP magnitude | 15.68 (0.003) | 15.69 | 15.69 | |||||||
| Pan g magnitude | ||||||||||
| Pan r magnitude | ||||||||||
| Pan i magnitude | ||||||||||
| Pan z magnitude | ||||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.002 | |||||||||
* 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.