All names: SDSS J100953.69-002853.4, Gaia EDR3 3831723565246341248, [SGR2010] J1009-0028, LAMOST J100953.69-002853.4, WIRED J100953.69-002853.4, Gaia DR2 3831723565246341248, WD 1007-002, 2SLAQ J100953.70-002853.4, [HHD2009] SDSS J1009-0028, 2QZ J100953.7-002853, SDSS J100953.70-002853.5, Gaia DR3 3831723565246341248
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Guo et al. 2015 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 09 53.68 (1) | 10 09 53.70 | 10 09 53.68 (2) | 10 09 53.69 | 10 09 53.70 (1) | 10 09 53.70 | 10 09 52.56 | 10 09 53.70 | ||||
| Declination | -00 28 53.56 (1) | -00 28 53.42 | -00 28 53.56 (2) | -00 28 53.40 | -00 28 53.48 (1) | -00 28 53.43 | -00 28 51.96 | -00 28 53.48 | ||||
| Spectral type | DA+M | DA+M | DA+M | DA+M | DA5+M | DA+M | ||||||
| Effective temperature | [K] | 20566.0 (1362) | 7354.0 (111) | 7031.0 (124) | ||||||||
| log(g) | [cgs] | 8.23 (0.2) | 6.06 (0.3) | 7.48 (0.2) | ||||||||
| Mass | [M☉] | 0.77 (0.1) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | -3.28 (1) | ||||||||||
| Distance | [pc] | 880.00 (201) | ||||||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -16.44979459 (1) | -16.45 (1) | 2.6 | ||||||||
| Proper motion (declination) | [mas/yr] | -4.733566228 (1) | -4.734 (1) | -9.1 | ||||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | 19.55 | |||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.89 (0.01) | |||||||||||
| H magnitude | 16.39 (0.02) | |||||||||||
| K magnitude | 16.06 (0.03) | |||||||||||
| u magnitude | 19.64 (0.03) | 19.67 | 19.64 (0.03) | 19.67 (0.04) | 19.71 | 19.66 (0.04) | ||||||
| g magnitude | 19.40 (0.01) | 19.42 | 19.41 (0.01) | 19.42 (0.03) | 19.42 | 19.41 (0.03) | ||||||
| r magnitude | 19.45 (0.01) | 19.47 | 19.45 (0.01) | 19.47 (0.02) | 19.47 | 19.46 (0.02) | ||||||
| i magnitude | 18.85 (0.01) | 18.87 | 18.85 (0.01) | 18.87 (0.02) | 18.88 | 18.87 (0.02) | ||||||
| z magnitude | 18.24 (0.02) | 18.25 | 18.24 (0.02) | 18.25 (0.03) | 18.24 | 18.25 (0.03) | ||||||
| G magnitude | 19.45 (0.06) | 19.36 | 19.45 (0.02) | |||||||||
| BP magnitude | 19.52 (0.06) | 19.47 | ||||||||||
| RP magnitude | 18.44 (0.04) | 18.41 | ||||||||||
| Pan g magnitude | 19.44 (0.01) | |||||||||||
| Pan r magnitude | 19.50 (0.006) | |||||||||||
| Pan i magnitude | 18.90 (0.006) | |||||||||||
| Pan z magnitude | 18.40 (0.01) | |||||||||||
| Pan y magnitude | 18.11 (0.03) | |||||||||||
| 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.