All names: 2MASS J11084411+0801398, WD 1106+082, PSO J167.1841+08.0270, GALEX J110844.1+080138, USNO-B1.0 0980-00239265, LAMOST J110844.13+080139.2, WIRED J110844.13+080139.2, J1108+0801, Gaia DR2 3818473629793533312, Gaia EDR3 3818473629793533312, TIC 350436640, PG 1106+083, NLTT 26417, PM J11087+0801, WDJ110844.12+080139.68, SDSS J110844.12+080139.0, G 56-17, 11087+0801, GEN# +9.80056017, SDSS J110844.13+080139.2, SDSS J110844.12+080139.2, SDSS J110844.14+080139.3, LSPM J1108+0801, Gaia DR3 3818473629793533312
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Guo et al. 2015 | Limoges et al. 2015 | 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 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 08 44.24 (0.04) | 11 08 44.13 | 11 08 44.23 (0.06) | 11 08 44.23 (0.06) | 11 08 44.24 | 11 08 44.11 (0.04) | 11 08 44.23 | 11 08 44.13 | 11 08 43.92 | 11 08 44.14 | ||||||||||||
| Declination | 08 01 36.39 (0.04) | 08 01 39.05 | 08 01 36.49 (0.06) | 08 01 36.49 (0.06) | 08 01 36.39 | 08 01 39.68 (0.04) | 08 01 36.49 | 08 01 39.30 | 08 01 32.16 | 08 01 39.27 | ||||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | ||||||||
| Effective temperature | [K] | 7558.0 (81) | 7647.0 (16) | 7486.1 (56) | 7535.0 (70) | 7528.0 | 7256.0 | 7520.0 (108) | 7600.0 (20) | 7489.0 (52) | 7966.0 (18) | 7459.0 (20) | ||||||||||
| log(g) | [cgs] | 7.99 (0.03) | 8.02 (0.005) | 7.98 (0.02) | 8.01 (0.02) | 8.00 | 7.89 | 8.03 (0.05) | 8.12 (0.03) | 7.97 (0.01) | 8.53 (0.03) | 7.92 (0.03) | ||||||||||
| Mass | [M☉] | 0.588 (0.02) | 0.608 (0.004) | 0.597 (0.01) | 0.59 | 0.509 | 0.61 (0.03) | 0.67 (0.02) | 0.577 (0.01) | 0.551 (0.01) | ||||||||||||
| log(Luminosity) | [L☉] | -3.35 | ||||||||||||||||||||
| Cooling age | [Gyr] | 1.2900 | 1.2680 (0.05) | 1.2520 | 1.2290 | 1.4454 | ||||||||||||||||
| 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] | 26.36 (0.05) | 26.36 (0.05) | 26.41 (0.06) | 26.41 (0.06) | 26.41 (0.06) | 26.41 (0.06) | 26.36 | 26.36 (0.05) | 26.41 (0.06) | ||||||||||||
| Distance | [pc] | 37.94 (0.07) | 37.94 (0.07) | 37.86 (0.09) | 37.86 (0.09) | 37.86 (0.09) | 37.86 (0.09) | 36.40 (1) | 37.94 | 37.94 (0.07) | 37.86 (0.09) | |||||||||||
| Composition | H | H | H | H | H | |||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 111.8548271 (0.05) | 111.7194889 (0.1) | 111.855 (0.05) | 111.719 | |||||||||||||||||
| Proper motion (declination) | [mas/yr] | -205.6256389 (0.04) | -205.5403887 (0.1) | -205.626 (0.04) | -205.54 | |||||||||||||||||
| Variability | ||||||||||||||||||||||
| Magnetic | ||||||||||||||||||||||
| Bd | [MG] | |||||||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||||||
| Binarity | ||||||||||||||||||||||
| B magnitude | 16.39 | |||||||||||||||||||||
| V magnitude | 16.08 | |||||||||||||||||||||
| R magnitude | 15.50 | |||||||||||||||||||||
| I magnitude | ||||||||||||||||||||||
| J magnitude | 15.52 (0.006) | 15.63 (0.06) | 15.52 (0.006) | |||||||||||||||||||
| H magnitude | 15.36 (0.01) | 15.36 (0.09) | 15.37 (0.01) | |||||||||||||||||||
| K magnitude | 15.35 (0.01) | 15.24 (0.2) | 15.36 (0.02) | |||||||||||||||||||
| u magnitude | 16.64 (0.007) | 16.64 (0.007) | 16.64 (0.007) | 16.66 (0.007) | 16.62 (0.03) | 16.62 | 16.65 (0.03) | |||||||||||||||
| g magnitude | 16.17 (0.004) | 16.18 (0.007) | 16.17 (0.003) | 16.17 (0.03) | 16.17 | 16.17 (0.03) | ||||||||||||||||
| r magnitude | 16.07 (0.004) | 16.09 (0.008) | 16.07 (0.003) | 16.09 (0.03) | 16.09 | 16.08 (0.03) | ||||||||||||||||
| i magnitude | 16.06 (0.004) | 16.10 (0.003) | 16.09 (0.004) | 16.06 (0.06) | 16.06 | 16.05 (0.06) | ||||||||||||||||
| z magnitude | 16.13 (0.007) | 16.15 (0.003) | 16.11 (0.007) | 16.12 (0.02) | 16.12 | 16.12 (0.02) | ||||||||||||||||
| G magnitude | 16.03 (0.004) | 16.05 | 16.05 | 16.03 | 16.03 (0.003) | 16.05 | ||||||||||||||||
| BP magnitude | 16.19 (0.004) | 16.19 | 16.19 | |||||||||||||||||||
| RP magnitude | 15.76 (0.004) | 15.76 | 15.76 | |||||||||||||||||||
| Pan g magnitude | 16.17 (0.001) | 16.17 (0.001) | 16.18 (0.007) | |||||||||||||||||||
| Pan r magnitude | 16.07 (0.003) | 16.07 (0.002) | 16.09 (0.008) | |||||||||||||||||||
| Pan i magnitude | 16.08 (0.002) | 16.08 (0.002) | 16.10 (0.003) | |||||||||||||||||||
| Pan z magnitude | 16.14 (0.003) | 16.14 (0.003) | 16.15 (0.003) | |||||||||||||||||||
| Pan y magnitude | 16.23 (0.006) | 16.23 (0.006) | 16.21 (0.007) | |||||||||||||||||||
| E(B-V) | 0.001 | |||||||||||||||||||||
* 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.