All names: WD 2316-098, Gaia DR3 2437904663631836544, [HHD2009] SDSS J2319-0934, Gaia DR2 2437904663631836544, 2MASS J23192431-0934494, [SGR2010] J2319-0934, Gaia EDR3 2437904663631836544, SDSS J231924.30-093449.4, WIRED J231924.30-093449.4, TIC 49557538
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 19 24.33 (2) | 23 19 24.30 | 23 19 24.33 (2) | 23 19 24.30 | 23 19 24.33 (2) | 23 19 24.30 | 23 19 23.86 | 23 19 24.30 | |||
| Declination | -09 34 49.50 (2) | -09 34 49.44 | -09 34 49.50 (2) | -09 34 49.40 | -09 34 49.50 (2) | -09 34 49.41 | -09 34 46.20 | -09 34 49.42 | |||
| Spectral type | DA+M | DA+M | DA+M | DA d | DA+M | ||||||
| Effective temperature | [K] | 16149.0 (881) | 6495.0 (88) | 6321.0 (26) | |||||||
| log(g) | [cgs] | 7.45 (0.2) | 5.02 (0.03) | 7.00 (0.1) | |||||||
| Mass | [M☉] | 0.36 (0.08) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | ||||||||||
| Distance | [pc] | 248.00 (61) | |||||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 7.0 (4) | 4.5 | ||||||||
| Proper motion (declination) | [mas/yr] | -8.0 (4) | -6.3 | ||||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.56 (0.1) | ||||||||||
| H magnitude | 16.14 (0.2) | ||||||||||
| K magnitude | 15.93 (0.2) | ||||||||||
| u magnitude | 19.73 (0.04) | 19.80 | 19.76 (0.05) | 19.80 (0.05) | 19.80 | 19.76 (0.05) | |||||
| g magnitude | 19.42 (0.01) | 19.40 | 19.39 (0.01) | 19.40 (0.01) | 19.40 | 19.38 (0.02) | |||||
| r magnitude | 19.35 (0.01) | 19.40 | 19.38 (0.02) | 19.40 (0.02) | 19.40 | 19.38 (0.02) | |||||
| i magnitude | 18.66 (0.01) | 18.70 | 18.69 (0.01) | 18.70 (0.02) | 18.70 | 18.67 (0.02) | |||||
| z magnitude | 18.01 (0.03) | 18.00 | 17.99 (0.03) | 18.00 (0.03) | 18.00 | 17.95 (0.03) | |||||
| G magnitude | 19.42 (0.04) | 19.24 | 19.42 (0.02) | ||||||||
| BP magnitude | 19.55 (0.04) | 19.51 | |||||||||
| RP magnitude | 18.21 (0.02) | 18.26 | |||||||||
| Pan g magnitude | 19.40 (0.01) | ||||||||||
| Pan r magnitude | 19.37 (0.009) | ||||||||||
| Pan i magnitude | 18.69 (0.006) | ||||||||||
| Pan z magnitude | 18.14 (0.006) | ||||||||||
| Pan y magnitude | 17.85 (0.009) | ||||||||||
| E(B-V) | 0.020 | ||||||||||
* 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.