All names: GALEX J002602.3-103752, ** GIC 8B, SDSS J002602.28-103752.0, EGGR 166, 2MASS J00260228-1037514, NLTT 1374, G158-78, Gaia EDR3 2424880574738721408, Gaia DR2 2424880574738721408, WDJ002602.29-103751.86, SDSS J002602.29-103751.9, SDSS J002602.29-103751.8, WDS J00261-1037B, G 158-78, GEN# +9.80158078, PB 8221, J0026-1037, WD 0023-10, WD 0023-109, WIRED J002602.28-103752.0, USNO-B1.0 0793-00004121, Gaia DR3 2424880574738721408, SDSS J002602.29-103752.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Gianninas et al. 2011 | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 26 02.37 (0.05) | 00 26 02.29 | 00 26 02.37 (0.07) | 00 26 02.37 | 00 26 02.29 (0.05) | 00 26 02.37 | 00 26 02.29 | 00 26 02.40 | 00 26 02.29 | 00 26 02.29 | |||||||||
| Declination | -10 37 55.15 (0.04) | -10 37 51.92 | -10 37 55.05 (0.04) | -10 37 55.15 | -10 37 51.86 (0.04) | -10 37 55.05 | -10 37 51.88 | -10 37 47.64 | -10 37 52.02 | -10 37 52.03 | |||||||||
| Spectral type | DA | DA | DA | DA | DA4.8 | DA | DA | DA7 | DA | DA | |||||||||
| Effective temperature | [K] | 9177.0 (30) | 9191.0 | 9338.0 | 10430.0 (153) | 10190.0 (20) | 9309.0 (71) | 10046.0 (18) | 9955.0 (20) | 10131.0 (20) | |||||||||
| log(g) | [cgs] | 7.26 (0.01) | 7.27 | 7.22 | 8.01 (0.06) | 8.01 (0.03) | 7.31 (0.01) | 7.99 (0.03) | 7.94 (0.03) | 8.10 (0.02) | |||||||||
| Mass | [M☉] | 0.273 (0.004) | 0.276 | 0.248 | 0.61 (0.03) | 0.61 (0.02) | 0.289 (0.006) | 0.569 (0.01) | |||||||||||
| log(Luminosity) | [L☉] | ||||||||||||||||||
| Cooling age | [Gyr] | 0.3300 | 0.3721 | 0.3671 | 0.5888 | ||||||||||||||
| 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] | 11.35 (0.06) | 11.25 (0.08) | 11.25 (0.08) | 11.35 | 11.35 (0.06) | 11.25 (0.08) | ||||||||||||
| Distance | [pc] | 88.11 (0.5) | 88.89 (0.6) | 88.86 (0.6) | 68.00 | 88.11 | 88.11 (0.5) | 88.86 (0.6) | |||||||||||
| Composition | H | H | H | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 75.58287151 (0.07) | 75.42511747 (0.2) | 75.583 (0.07) | 75.425 | 71.5 | 67.0 | ||||||||||||
| Proper motion (declination) | [mas/yr] | -205.2806742 (0.04) | -205.3182854 (0.1) | -205.281 (0.04) | -205.318 | -195.8 | -198.0 | ||||||||||||
| Variability | |||||||||||||||||||
| Magnetic | |||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||
| Binarity | yes | ||||||||||||||||||
| B magnitude | 16.58 | ||||||||||||||||||
| V magnitude | 16.22 | ||||||||||||||||||
| R magnitude | |||||||||||||||||||
| I magnitude | |||||||||||||||||||
| J magnitude | 16.05 (0.08) | 16.05 (0.08) | |||||||||||||||||
| H magnitude | 15.84 (0.2) | 15.84 (0.2) | |||||||||||||||||
| K magnitude | 15.68 (0.2) | 15.68 (0.2) | |||||||||||||||||
| u magnitude | 16.73 (0.007) | 16.76 (0.007) | 16.73 (0.007) | 16.73 (0.007) | 16.74 (0.02) | 16.74 | 16.76 (0.02) | 16.75 (0.02) | |||||||||||
| g magnitude | 16.20 (0.003) | 16.20 (0.003) | 16.20 (0.003) | 16.21 (0.02) | 16.20 | 16.22 (0.02) | 16.22 (0.02) | ||||||||||||
| r magnitude | 16.26 (0.004) | 16.26 (0.004) | 16.26 (0.004) | 16.26 (0.02) | 16.25 | 16.26 (0.02) | 16.26 (0.02) | ||||||||||||
| i magnitude | 16.37 (0.005) | 16.37 (0.005) | 16.37 (0.005) | 16.33 (0.02) | 16.32 | 16.32 (0.02) | 16.31 (0.02) | ||||||||||||
| z magnitude | 16.50 (0.009) | 16.50 (0.009) | 16.50 (0.009) | 16.50 (0.02) | 16.49 | 16.50 (0.02) | 16.50 (0.02) | ||||||||||||
| G magnitude | 16.18 (0.003) | 16.19 | 16.18 | 16.18 (0.003) | 16.19 | ||||||||||||||
| BP magnitude | 16.26 (0.003) | 16.26 | 16.26 | ||||||||||||||||
| RP magnitude | 16.05 (0.007) | 16.06 | 16.06 | ||||||||||||||||
| Pan g magnitude | 16.20 (0.003) | 16.20 (0.003) | |||||||||||||||||
| Pan r magnitude | 16.27 (0.003) | 16.27 (0.003) | |||||||||||||||||
| Pan i magnitude | 16.39 (0.002) | 16.39 (0.002) | |||||||||||||||||
| Pan z magnitude | 16.52 (0.004) | 16.52 (0.003) | |||||||||||||||||
| Pan y magnitude | 16.60 (0.005) | 16.60 (0.005) | |||||||||||||||||
| 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.