All names: 2MASS J08383317+1403321, Gaia DR2 603409644862180992, Gaia EDR3 603409644862180992, TIC 21277102, EPIC 211565377, SDSS J083833.17+140332.1, Gaia DR3 603409644862180992
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad |
|---|---|---|---|---|---|---|---|
| Right ascension | 08 38 33.18 (0.1) | 08 38 33.17 | 08 38 33.18 (0.2) | 08 38 33.17 | 08 38 33.17 (0.1) | ||
| Declination | 14 03 32.09 (0.09) | 14 03 32.11 | 14 03 32.09 (0.1) | 14 03 32.11 | 14 03 32.15 (0.09) | ||
| Spectral type | WD+M | M3V | |||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 3.59 (0.2) | 3.38 (0.3) | 3.59 (0.2) | |||
| Distance | [pc] | 278.71 (13) | 295.85 (26) | 278.71 (13) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 5.782920937 (0.2) | 4.365390799 (0.5) | 5.783 (0.2) | |||
| Proper motion (declination) | [mas/yr] | -4.009775592 (0.1) | -2.755629896 (0.3) | -4.01 (0.1) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | WDMS | ||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 14.64 (0.04) | ||||||
| H magnitude | 14.02 (0.04) | ||||||
| K magnitude | 13.79 (0.05) | ||||||
| u magnitude | 20.24 (0.05) | 20.70 | 20.26 (0.06) | ||||
| g magnitude | 18.84 (0.009) | 19.19 | 18.84 (0.01) | ||||
| r magnitude | 17.59 (0.006) | 17.95 | 17.59 (0.008) | ||||
| i magnitude | 16.54 (0.005) | 16.90 | 16.54 (0.007) | ||||
| z magnitude | 15.90 (0.006) | 16.28 | 15.91 (0.009) | ||||
| G magnitude | 17.28 (0.02) | 17.27 | 17.28 (0.004) | ||||
| BP magnitude | 18.39 (0.02) | 18.38 | |||||
| RP magnitude | 16.10 (0.003) | 16.11 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.021 | ||||||
* 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.