All names: SDSS J073717.69+412620.1, WIRED J073717.69+412620.1, 2MASS J07371769+4126203, Gaia EDR3 924528479680400000, TIC 67441118, Gaia DR2 924528479680400000, Gaia DR3 924528479680400000
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 37 17.68 (0.06) | 07 37 17.69 | 07 37 17.68 (0.08) | 07 37 17.69 | 07 37 17.70 (0.06) | 07 37 17.69 | |||
| Declination | 41 26 19.81 (0.04) | 41 26 20.12 | 41 26 19.83 (0.05) | 41 26 20.15 | 41 26 20.40 (0.04) | 41 26 20.14 | |||
| Spectral type | DA+M | DA+M | DA+M | ||||||
| Effective temperature | [K] | 21289.0 (247) | 7110.0 (16) | ||||||
| log(g) | [cgs] | 7.88 (0.04) | 5.00 (0.002) | ||||||
| Mass | [M☉] | 0.56 (0.02) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 3.04 (0.07) | 3.16 (0.1) | 3.04 (0.07) | |||||
| Distance | [pc] | 329.33 (7) | 316.66 (11) | 351.00 (10) | 329.34 (7) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -14.22410938 (0.07) | -14.38151843 (0.2) | -14.224 (0.07) | |||||
| Proper motion (declination) | [mas/yr] | -37.39015171 (0.04) | -37.64305565 (0.09) | -37.39 (0.04) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.61 (0.03) | ||||||||
| H magnitude | 14.08 (0.04) | ||||||||
| K magnitude | 13.88 (0.06) | ||||||||
| u magnitude | 17.88 (0.01) | 17.89 | 17.89 (0.02) | 17.89 (0.02) | |||||
| g magnitude | 17.56 (0.005) | 17.59 | 17.59 (0.02) | 17.59 (0.02) | |||||
| r magnitude | 17.10 (0.005) | 17.10 | 17.10 (0.01) | 17.10 (0.01) | |||||
| i magnitude | 16.35 (0.005) | 16.50 | 16.50 (0.01) | 16.50 (0.01) | |||||
| z magnitude | 15.91 (0.007) | 15.88 | 15.88 (0.01) | 15.88 (0.01) | |||||
| G magnitude | 16.81 (0.006) | 16.82 | 16.81 (0.003) | ||||||
| BP magnitude | 17.43 (0.006) | 17.43 | |||||||
| RP magnitude | 15.95 (0.003) | 15.98 | |||||||
| Pan g magnitude | 17.53 (0.004) | ||||||||
| Pan r magnitude | 17.10 (0.005) | ||||||||
| Pan i magnitude | 16.37 (0.003) | ||||||||
| Pan z magnitude | 15.95 (0.004) | ||||||||
| Pan y magnitude | 15.76 (0.003) | ||||||||
| E(B-V) | 0.029 | ||||||||
* 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.