All names: WG 18, 2MASS J10551353-5519051, Gaia DR2 5353122722363361920, Gaia EDR3 5353122722363361920, L 250-52, WDJ105513.54-551905.16, TIC 459887002, LAWD 33, Gaia DR3 5353122722363361920, NLTT 25749, WD 1053-55, GCRV 27458, LTT 4013, GEN# +9.86250052, WD 1053-550, BPM 20383
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 55 12.89 (0.02) | 10 55 12.91 (0.03) | 10 55 12.89 | 10 55 13.54 (0.02) | 10 55 12.91 | 10 55 24.58 | |||||
| Declination | -55 19 01.16 (0.02) | -55 19 01.28 (0.02) | -55 19 01.16 | -55 19 05.16 (0.02) | -55 19 01.28 | -55 20 01.68 | |||||
| Spectral type | DA | DA | DA | DA3.4 | DA5 | ||||||
| Effective temperature | [K] | 14227.0 (202) | 14770.0 (229) | 14621.0 (20) | 14815.0 (87) | ||||||
| log(g) | [cgs] | 7.99 (0.02) | 8.00 (0.04) | 7.86 (0.004) | 8.04 (0.005) | ||||||
| Mass | [M☉] | 0.606 (0.01) | 0.61 (0.03) | 0.638 (0.004) | |||||||
| 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] | 28.29 (0.02) | 28.29 (0.02) | 28.22 (0.03) | 28.29 | 28.29 (0.02) | 28.22 (0.03) | ||||
| Distance | [pc] | 35.35 (0.03) | 35.35 (0.02) | 35.44 (0.04) | 40.00 | 35.35 | 35.35 (0.03) | 35.44 (0.04) | |||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -347.1046489 (0.03) | -347.1306626 (0.05) | -347.105 (0.03) | -347.1306626 | ||||||
| Proper motion (declination) | [mas/yr] | 250.0972604 (0.02) | 250.1830217 (0.05) | 250.097 (0.03) | 250.1830217 | ||||||
| Variability | NOV | ||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 14.22 | ||||||||||
| V magnitude | 14.32 | 14.32 | |||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 14.43 (0.03) | ||||||||||
| H magnitude | 14.50 (0.05) | ||||||||||
| K magnitude | 14.43 (0.09) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 14.15 (0.0009) | 14.17 | 14.15 | 14.15 (0.003) | 14.17 | ||||||
| BP magnitude | 14.12 (0.0009) | 14.11 | 14.11 | ||||||||
| RP magnitude | 14.24 (0.001) | 14.24 | 14.24 | ||||||||
| 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.