All names: Gaia DR3 1038428091792185216, WD 0910+593, [HHD2009] SDSS J0914+5907, SDSS J091442.44+590706.6, GALEX J091442.4+590706, SDSS J091442.44+590706.8, Gaia DR2 1038428091792185216, Gaia EDR3 1038428091792185216, WIRED J091442.45+590706.7, SDSS J091442.45+590706.7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 14 42.46 (0.2) | 09 14 42.44 | 09 14 42.46 (0.3) | 09 14 42.45 | 09 14 42.45 (0.2) | 09 14 42.44 | 09 14 41.50 | 09 14 42.45 | ||||
| Declination | 59 07 06.77 (0.2) | 59 07 06.68 | 59 07 06.77 (0.3) | 59 07 06.71 | 59 07 06.72 (0.2) | 59 07 06.81 | 59 07 03.00 | 59 07 06.72 | ||||
| Spectral type | DA+M | DA+M | DAB | DBA:+M | DA+M | DBA:M | ||||||
| Effective temperature | [K] | 65264.0 (13941) | 57963.0 (10915) | 6774.0 (76) | 6305.0 (9) | |||||||
| log(g) | [cgs] | 8.18 (0.7) | 7.98 (0.5) | 8.73 (0.2) | 10.00 (0.005) | |||||||
| Mass | [M☉] | 0.8 (0.3) | 0.7 (0.3) | |||||||||
| log(Luminosity) | [L☉] | 0.38 (0.7) | ||||||||||
| Cooling age | [Gyr] | 0.0008 (0.0006) | ||||||||||
| 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] | 0.62 (0.3) | 0.37 (0.4) | 0.62 (0.3) | ||||||||
| Distance | [pc] | 1614.42 (694) | 2671.95 (2734) | 1459.00 (467) | 1614.47 (694) | |||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 4.309289858 (0.2) | 4.803123607 (0.6) | 4.309 (0.2) | 8.5 | |||||||
| Proper motion (declination) | [mas/yr] | 3.014035108 (0.2) | 2.988723677 (0.5) | 3.014 (0.2) | 3.6 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | yes | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 19.40 (0.03) | 19.42 | 19.42 (0.03) | 19.42 (0.04) | 19.43 | 19.40 (0.03) | ||||||
| g magnitude | 19.53 (0.01) | 19.56 | 19.55 (0.01) | 19.56 (0.04) | 19.57 | 19.54 (0.04) | ||||||
| r magnitude | 19.21 (0.01) | 19.23 | 19.23 (0.01) | 19.23 (0.02) | 19.23 | 19.21 (0.02) | ||||||
| i magnitude | 18.77 (0.01) | 18.80 | 18.80 (0.01) | 18.80 (0.02) | 18.80 | 18.78 (0.02) | ||||||
| z magnitude | 18.47 (0.04) | 18.48 | 18.49 (0.04) | 18.48 (0.04) | 18.47 | 18.45 (0.04) | ||||||
| G magnitude | 19.15 (0.03) | 19.13 | 19.15 (0.004) | |||||||||
| BP magnitude | 19.47 (0.03) | 19.42 | ||||||||||
| RP magnitude | 18.43 (0.02) | 18.42 | ||||||||||
| Pan g magnitude | 19.55 (0.02) | |||||||||||
| Pan r magnitude | 19.24 (0.01) | |||||||||||
| Pan i magnitude | 18.81 (0.005) | |||||||||||
| Pan z magnitude | 18.56 (0.01) | |||||||||||
| Pan y magnitude | 18.40 (0.02) | |||||||||||
| E(B-V) | 0.031 | |||||||||||
* 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.