All names: ADS 3093 B, GJ 166 B, WD 0413-074, * 40 Eri B, PMSC 04107-0748B, SAO 131065, 40 Eri B, LHS 24, EGGR 33, NLTT 12868, WD 0413-07, G 160-60, GEN# +1.00026976B, UBV 4141, 2E 0412.9-0745, WDJ041521.80-073929.20, WD 0413-077, WEB 3795, GCRV 2441, UBV M 10045, Gaia DR3 3195919254111315712, AAVSO 0410-07C, Zkh 59, LTT 1908, * omi02 Eri B, 8pc 198.24B, CCDM J04153-0739B, LFT 339, LP 7-781 A, CSI-07 781 1, CNS5 1053, 2E 957, ** STF 518B, 2MASS J04152196-0739254, Gaia EDR3 3195919254111315712, HD 26976, UCAC2 29035414, LPM 182, Gaia DR2 3195919254110817408, BD-07 781, GC 5140, Ci 20 289, WDS J04153-0739B
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Bedard et al. 2017 | Tremblay et al. 2017 | Stilism | Holberg et al. 2016 | Ferrario et al. 2015 | Sion et al. 2014 | Giammichele et al. 2012 | Gianninas et al. 2011 | Holberg et al. 2008 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 15 19.39 (0.04) | 04 15 21.36 | 04 15 19.39 | 04 15 21.80 (0.04) | 04 15 28.68 | ||||||||||
| Declination | -07 40 22.63 (0.03) | -07 39 21.60 | -07 40 22.63 | -07 39 29.20 (0.03) | -07 36 39.60 | ||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA3.1 | DA | DA | DAP | DA | DA2.9 | DA4 | |||
| Effective temperature | [K] | 16265.0 (278) | 17099.0 (256) | 17100.0 (260) | 17100.0 (256) | 16490.0 (84) | 17100.0 | 17100.0 (256) | 17100.0 (256) | 17292.0 (192) | |||||
| log(g) | [cgs] | 7.92 (0.02) | 7.95 (0.04) | 7.95 (0.04) | 7.95 (0.04) | 7.95 (0.04) | 7.95 (0.04) | 7.98 (0.009) | |||||||
| Mass | [M☉] | 0.568 (0.01) | 0.57 (0.06) | 0.51 (0.04) | 0.497 (0.005) | 0.59 (0.03) | 0.59 (0.03) | 0.608 (0.007) | |||||||
| log(Luminosity) | [L☉] | -1.85 | |||||||||||||
| Cooling age | [Gyr] | 0.1200 | 0.1200 | ||||||||||||
| 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] | 199.69 (0.05) | 199.69 (0.05) | 200.62 (0.2) | 200.64 (0.2) | 198.24 (0.8) | 198.24 (0.7) | 199.69 | 199.69 (0.05) | 194.00 | |||||
| Distance | [pc] | 5.01 (0.001) | 5.01 (0.001) | 4.98 (0.01) | 4.98 (0.006) | 4.98 (0.01) | 5.04 | 5.04 (0.2) | 5.00 | 5.04 | 5.01 | 5.01 (0.001) | 5.15 | ||
| Composition | H | H | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -2236.169 (0.05) | -2236.169 (0.05) | ||||||||||||
| Proper motion (declination) | [mas/yr] | -3338.955 (0.04) | -3338.955 (0.04) | ||||||||||||
| Variability | |||||||||||||||
| Magnetic | yes | ||||||||||||||
| Bd | [MG] | 0.0073 * | |||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | WDMS | WDMS | yes | ||||||||||||
| B magnitude | 9.83 | ||||||||||||||
| V magnitude | 9.52 (0.05) | 9.52 | 9.50 | 9.53 | |||||||||||
| R magnitude | |||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 9.85 (0.03) | ||||||||||||||
| H magnitude | 9.99 (0.04) | ||||||||||||||
| K magnitude | 9.86 (0.07) | ||||||||||||||
| u magnitude | |||||||||||||||
| g magnitude | |||||||||||||||
| r magnitude | |||||||||||||||
| i magnitude | |||||||||||||||
| z magnitude | |||||||||||||||
| G magnitude | 9.54 (0.003) | 9.54 | 9.54 (0.003) | ||||||||||||
| BP magnitude | 9.48 (0.003) | ||||||||||||||
| RP magnitude | 9.67 (0.004) | ||||||||||||||
| Pan g magnitude | |||||||||||||||
| Pan r magnitude | |||||||||||||||
| Pan i magnitude | |||||||||||||||
| Pan z magnitude | |||||||||||||||
| Pan y magnitude | |||||||||||||||
| E(B-V) | 0.000 | ||||||||||||||
* 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.