All names: SDSS J124910.55+284333.8, Gaia DR2 3962808307877597824, Gaia EDR3 3962808307877597824, TIC 156513533, 2MASS J12491054+2843337, Gaia DR3 3962808307877597824
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|
| Right ascension | 12 49 10.53 (0.2) | 12 49 10.54 | 12 49 10.53 (0.2) | 12 49 10.55 | |||
| Declination | 28 43 33.87 (0.2) | 28 43 33.73 | 28 43 33.92 (0.2) | 28 43 33.78 | |||
| Spectral type | M | DA+M | |||||
| Effective temperature | [K] | 6300.0 (3) | |||||
| log(g) | [cgs] | 5.00 (0.01) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 2.20 (0.3) | 2.20 (0.3) | ||||
| Distance | [pc] | 455.43 (56) | 455.44 (56) | ||||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -2.498630652 (0.3) | -2.499 (0.3) | ||||
| Proper motion (declination) | [mas/yr] | -2.812386778 (0.3) | -2.812 (0.3) | ||||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | WDMS | ||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 15.28 (0.07) | ||||||
| H magnitude | 14.81 (0.09) | ||||||
| K magnitude | 14.42 (0.08) | ||||||
| u magnitude | 20.54 (0.07) | 20.60 (0.07) | 20.60 (0.07) | ||||
| g magnitude | 19.50 (0.01) | 19.57 (0.03) | 19.57 (0.03) | ||||
| r magnitude | 18.53 (0.009) | 18.61 (0.02) | 18.61 (0.02) | ||||
| i magnitude | 17.41 (0.006) | 17.44 (0.02) | 17.44 (0.02) | ||||
| z magnitude | 16.73 (0.01) | 16.77 (0.02) | 16.77 (0.02) | ||||
| G magnitude | 18.14 (0.04) | 18.14 (0.004) | |||||
| BP magnitude | 19.25 (0.04) | ||||||
| RP magnitude | 16.96 (0.008) | ||||||
| Pan g magnitude | 19.45 (0.01) | ||||||
| Pan r magnitude | 18.60 (0.008) | ||||||
| Pan i magnitude | 17.44 (0.01) | ||||||
| Pan z magnitude | 16.89 (0.002) | ||||||
| Pan y magnitude | 16.61 (0.007) | ||||||
| E(B-V) | 0.013 | ||||||
* 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.