All names: WD 0827-054, GALEX J083025.5-053636, 2MASS J08302548-0536386, Gaia EDR3 3065334140731021056, Gaia DR3 3065334140731021056, TIC 62355538, Gaia DR2 3065334140729915264, SDSS J083025.48-053638.8, SDSS J083025.47-053638.7, [SGR2010] J0830-0536
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 30 25.47 (0.5) | 08 30 25.47 | 08 30 25.47 (0.4) | 08 30 25.48 | 08 30 25.48 (0.5) | 08 30 25.61 | 08 30 25.48 | |||
| Declination | -05 36 38.66 (0.3) | -05 36 38.76 | -05 36 38.66 (0.4) | -05 36 38.77 | -05 36 38.67 (0.3) | -05 36 37.44 | -05 36 38.78 | |||
| Spectral type | DA+M | DA+M3 | DA3.7+M3 | DA+M | ||||||
| Effective temperature | [K] | 13745.0 (513) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 8.18 (0.1) | 5.00 (0.01) | |||||||
| Mass | [M☉] | 0.72 (0.09) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.51 (0.6) | -1.19 (0.6) | 1.51 (0.6) | ||||||
| Distance | [pc] | 663.65 (245) | 443.00 (43) | 663.66 (245) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -3.982243657 (0.7) | -3.92372045 (0.9) | -3.982 (0.7) | ||||||
| Proper motion (declination) | [mas/yr] | 0.635539662 (0.6) | 4.036607468 (0.7) | 0.636 (0.6) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | yes | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.71 (0.05) | |||||||||
| H magnitude | 15.31 (0.09) | |||||||||
| K magnitude | 15.11 (0.1) | |||||||||
| u magnitude | 20.01 (0.04) | 20.03 | 20.00 (0.04) | 20.00 | 20.03 (0.05) | |||||
| g magnitude | 19.40 (0.01) | 19.41 | 19.39 (0.01) | 19.39 | 19.41 (0.02) | |||||
| r magnitude | 18.82 (0.01) | 18.83 | 18.81 (0.01) | 18.81 | 18.83 (0.01) | |||||
| i magnitude | 17.87 (0.007) | 17.88 | 17.86 (0.008) | 17.86 | 17.88 (0.01) | |||||
| z magnitude | 17.26 (0.01) | 17.26 | 17.24 (0.01) | 17.24 | 17.26 (0.02) | |||||
| G magnitude | 18.73 (0.02) | 18.68 | 18.73 (0.005) | |||||||
| BP magnitude | 19.22 (0.02) | 19.23 | ||||||||
| RP magnitude | 17.45 (0.01) | 17.45 | ||||||||
| Pan g magnitude | 19.32 (0.009) | |||||||||
| Pan r magnitude | 18.84 (0.01) | |||||||||
| Pan i magnitude | 17.90 (0.006) | |||||||||
| Pan z magnitude | 17.38 (0.004) | |||||||||
| Pan y magnitude | 17.13 (0.005) | |||||||||
| 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.