All names: LTT 632, V* AX Phe, WD 0104-464, WG 5, Gaia EDR3 4933533142262051968, LEHPM 1239, 2MASS J01065369-4608537, BPM 30551, Gaia DR2 4933533142262051968, WD 0104-46, JL 228, uvby98 600100632, GEN# +6.20022228, L 292-41, USNO-B1.0 0438-00008541, WISE J010653.89-460852.9, Gaia DR3 4933533142262051968, GALEX J010653.7-460853, GEN# +6.00230551, GEN# +9.86292041, WDJ010653.71-460853.67, WISEA J010653.92-460852.8, UCAC4 220-001052, NLTT 3709, GCRV 27421, TIC 102048288
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Hesser et al. 1976 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Research Corporation | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 06 54.04 (0.02) | 01 06 54.03 (0.02) | 01 06 54.04 | 01 06 53.71 (0.02) | 01 06 54.03 | 01 06 55.94 | |||||
| Declination | -46 08 52.58 (0.02) | -46 08 52.61 (0.02) | -46 08 52.58 | -46 08 53.67 (0.02) | -46 08 52.61 | -46 09 58.68 | |||||
| Spectral type | DA | DA | DA4.4 | DAV | DA6 | ||||||
| Effective temperature | [K] | 11550.0 (169) | 11240.0 | 11097.0 (55) | 11260.0 | ||||||
| log(g) | [cgs] | 8.29 (0.05) | 8.16 | 8.08 (0.006) | 8.23 | ||||||
| Mass | [M☉] | 0.79 (0.03) | 0.649 (0.005) | ||||||||
| 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] | 20.06 (0.03) | 20.03 (0.03) | 20.06 | 20.06 (0.03) | 20.03 (0.03) | |||||
| Distance | [pc] | 49.85 (0.07) | 49.93 (0.08) | 41.00 | 49.85 | 49.85 (0.07) | 49.93 (0.08) | ||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 213.3780445 (0.02) | 213.3024522 (0.04) | 213.378 (0.02) | 213.3024522 | ||||||
| Proper motion (declination) | [mas/yr] | 68.54320872 (0.03) | 68.57859439 (0.04) | 68.543 (0.03) | 68.57859439 | ||||||
| Variability | VAR | VAR | VAR | ||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 15.59 (0.03) | ||||||||||
| V magnitude | 15.40 | 15.39 (0) | 15.26 | ||||||||
| R magnitude | 15.66 (0.04) | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.51 (0.04) | ||||||||||
| H magnitude | 15.51 (0.1) | ||||||||||
| K magnitude | |||||||||||
| u magnitude | |||||||||||
| g magnitude | 15.41 (0.03) | ||||||||||
| r magnitude | 15.54 (0.02) | ||||||||||
| i magnitude | 15.42 (0.01) | ||||||||||
| z magnitude | |||||||||||
| G magnitude | 15.46 (0.003) | 15.48 | 15.46 | 15.46 (0.003) | 15.48 | ||||||
| BP magnitude | 15.48 (0.003) | 15.46 | 15.46 | ||||||||
| RP magnitude | 15.44 (0.002) | 15.44 | 15.44 | ||||||||
| Pan g magnitude | |||||||||||
| Pan r magnitude | |||||||||||
| Pan i magnitude | |||||||||||
| Pan z magnitude | |||||||||||
| Pan y magnitude | |||||||||||
| E(B-V) | 0.001 | ||||||||||
| Period #1 | [s] | 606.8 | |||||||||
| Amplitude #1 | [mma] | ||||||||||
| Period #2 | [s] | 682.7 | |||||||||
| Amplitude #2 | [mma] | ||||||||||
| Period #3 | [s] | 744.7 | |||||||||
| Amplitude #3 | [mma] | ||||||||||
| Period #4 | [s] | 840.2 | |||||||||
| Amplitude #4 | [mma] | ||||||||||
* 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.