All names: 2RE J233401-471354, RX J2334.0-4714, 2EUVE J2334-47.2, uvby98 600001526, 2RXP J233401.6-471421, Gaia DR2 6528109879126984960, LB 1526, RE J2334-47, TIC 402027326, GSC 08456-00125, PLX 5697.01, GALEX J233402.3-471424, UBV M 42236, 2RE J2334-471, GEN# +6.00001526, WD 2331-475, RE J2334-471, Gaia DR3 6528109879126984960, EUVE J2334-47.2, 2MASS J23340220-4714264, USNO-B1.0 0427-00993078, Gaia EDR3 6528109879126984960, MCT 2331-4731, RE J233401-471351, UCAC4 214-191636
| Parameter | Unit | Gaia EDR3 | Bergeron et al. 2021 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 34 02.18 (0.04) | 23 34 02.18 (0.07) | 23 34 02.19 (0.04) | 23 34 01.42 | |||||
| Declination | -47 14 27.05 (0.05) | -47 14 27.03 (0.08) | -47 14 26.65 (0.05) | -47 14 24.72 | |||||
| Spectral type | DA | DA | DA.9 | DA | |||||
| Effective temperature | [K] | 54354.0 (1145) | 58290.0 (1019) | 51573.0 (94) | |||||
| log(g) | [cgs] | 7.74 (0.07) | 7.63 (0.06) | 7.88 (0.006) | |||||
| Mass | [M☉] | 0.579 (0.03) | 0.56 (0.02) | ||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | 0.0015 | |||||||
| 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] | 9.35 (0.07) | 8.77 (0.1) | 9.35 (0.07) | 10.90 (15) | ||||
| Distance | [pc] | 106.93 (0.8) | 106.00 | 114.06 (2) | 112.00 | 106.93 (0.8) | 91.74 (126) | ||
| Composition | H | H | |||||||
| Proper motion (right ascension) | [mas/yr] | -8.596557168 (0.05) | -8.381952571 (0.1) | -8.597 (0.05) | |||||
| Proper motion (declination) | [mas/yr] | -25.05587612 (0.07) | -24.75924727 (0.2) | -25.056 (0.07) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 13.13 (0.01) | ||||||||
| V magnitude | 13.42 | 13.42 (0.04) | |||||||
| R magnitude | 13.76 (0.06) | ||||||||
| I magnitude | |||||||||
| J magnitude | 14.13 (0.03) | ||||||||
| H magnitude | 14.25 (0.06) | ||||||||
| K magnitude | 14.30 (0.07) | ||||||||
| u magnitude | |||||||||
| g magnitude | 13.16 (0.01) | ||||||||
| r magnitude | 13.66 (0.01) | ||||||||
| i magnitude | 14.06 (0.04) | ||||||||
| z magnitude | |||||||||
| G magnitude | 13.44 (0.001) | 13.43 | 13.44 (0.003) | ||||||
| BP magnitude | 13.22 (0.001) | 13.13 | |||||||
| RP magnitude | 13.72 (0.0009) | 13.71 | |||||||
| 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.