All names: [SGR2010] J1138-0011, WISE J113800.38-001144.1, WISEA J113800.36-001144.3, 2MASS J11380037-0011442, SDSS J113800.35-001144.4, WD 1135+000, SDSS J113800.35-001144.5, WIRED J113800.35-001144.4, MGC 22900, [HHD2009] SDSS J1138-0011, Gaia EDR3 3794264514053115648, TIC 49454856, SDSS J113800.34-001144.4, 2QZ J113800.3-001145, Gaia DR2 3794264514053937920
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Harris et al. 2003 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 38 00.36 (11) | 11 38 00.35 | 11 38 00.36 (2) | 11 38 00.35 | 11 38 00.35 | 11 38 00.35 | 11 37 59.74 | 11 38 00.35 | ||||
| Declination | -00 11 44.55 (8) | -00 11 44.47 | -00 11 44.54 (2) | -00 11 44.41 | -00 11 44.47 | -00 11 44.48 | -00 11 49.20 | -00 11 44.49 | ||||
| Spectral type | DA+M | DA5:+M | DA+M | DA+M | DA3+M | DA+M | ||||||
| Effective temperature | [K] | 17272.0 (749) | 7798.0 (87) | 6466.0 (73) | ||||||||
| log(g) | [cgs] | 8.10 (0.2) | 7.94 (0.2) | 7.07 (0.2) | ||||||||
| Mass | [M☉] | 0.68 (0.1) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | |||||||||||
| Distance | [pc] | 628.00 (91) | ||||||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -3.0 (3) | -4.4 | |||||||||
| Proper motion (declination) | [mas/yr] | -9.0 (3) | -7.6 | |||||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | 18.95 | |||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.22 (0.1) | |||||||||||
| H magnitude | 15.61 (0.1) | |||||||||||
| K magnitude | 15.17 (0.2) | |||||||||||
| u magnitude | 19.18 (0.02) | 19.14 | 19.21 | 19.18 (0.02) | 19.14 (0.03) | 19.20 | 19.14 (0.03) | |||||
| g magnitude | 18.81 (0.008) | 18.86 | 18.86 | 18.81 (0.008) | 18.86 (0.02) | 18.86 | 18.85 (0.02) | |||||
| r magnitude | 18.79 (0.009) | 18.87 | 18.87 | 18.79 (0.009) | 18.87 (0.02) | 18.86 | 18.87 (0.02) | |||||
| i magnitude | 18.10 (0.008) | 18.15 | 18.16 | 18.10 (0.008) | 18.15 (0.02) | 18.16 | 18.16 (0.02) | |||||
| z magnitude | 17.48 (0.01) | 17.53 | 17.54 | 17.48 (0.01) | 17.53 (0.03) | 17.54 | 17.54 (0.03) | |||||
| G magnitude | 18.86 (0.04) | 18.85 | ||||||||||
| BP magnitude | 18.85 (0.04) | 18.84 | ||||||||||
| RP magnitude | 17.66 (0.02) | 17.65 | ||||||||||
| Pan g magnitude | 18.88 (0.007) | |||||||||||
| Pan r magnitude | 18.86 (0.008) | |||||||||||
| Pan i magnitude | 18.18 (0.01) | |||||||||||
| Pan z magnitude | 17.65 (0.005) | |||||||||||
| Pan y magnitude | 17.38 (0.009) | |||||||||||
| E(B-V) | 0.023 | |||||||||||
* 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.