All names: GALEX J145305.7+001048, SDSS J145305.77+001048.2, Gaia DR3 3651080264434492416, [SGR2010] J1453+0010, TIC 421909524, 2MASS J14530577+0010482, WD 1450+003, Gaia DR2 3651080264434492416, SDSS J145305.77+001048.3, Gaia EDR3 3651080264434492416
| 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 | 14 53 05.75 (0.1) | 14 53 05.77 | 14 53 05.75 (0.1) | 14 53 05.77 | 14 53 05.77 (0.1) | 14 53 05.54 | 14 53 05.77 | |||
| Declination | 00 10 48.23 (0.09) | 00 10 48.28 | 00 10 48.23 (0.1) | 00 10 48.29 | 00 10 48.27 (0.09) | 00 10 46.56 | 00 10 48.27 | |||
| Spectral type | DA+M | DA+M4 | DA4.3+M4 | DA+M | ||||||
| Effective temperature | [K] | 11565.0 (233) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 8.55 (0.09) | 5.00 (0.003) | |||||||
| Mass | [M☉] | 0.95 (0.05) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 2.48 (0.1) | 2.31 (0.2) | 2.48 (0.1) | ||||||
| Distance | [pc] | 403.19 (19) | 432.99 (31) | 237.00 (17) | 403.19 (19) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -17.94335056 (0.1) | -18.20327326 (0.3) | -17.943 (0.1) | ||||||
| Proper motion (declination) | [mas/yr] | -2.102735566 (0.1) | -2.04295167 (0.3) | -2.103 (0.1) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | yes | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 14.98 (0.04) | |||||||||
| H magnitude | 14.26 (0.04) | |||||||||
| K magnitude | 14.08 (0.08) | |||||||||
| u magnitude | 19.70 (0.03) | 19.71 | 19.71 (0.03) | 19.71 | 19.71 (0.03) | |||||
| g magnitude | 18.89 (0.008) | 18.89 | 18.90 (0.008) | 18.90 | 18.89 (0.02) | |||||
| r magnitude | 18.21 (0.007) | 18.20 | 18.21 (0.007) | 18.21 | 18.20 (0.02) | |||||
| i magnitude | 17.09 (0.006) | 17.09 | 17.10 (0.006) | 17.10 | 17.09 (0.02) | |||||
| z magnitude | 16.39 (0.008) | 16.39 | 16.39 (0.009) | 16.40 | 16.39 (0.02) | |||||
| G magnitude | 17.69 (0.03) | 17.72 | 17.69 (0.003) | |||||||
| BP magnitude | 18.80 (0.03) | 18.79 | ||||||||
| RP magnitude | 16.62 (0.007) | 16.62 | ||||||||
| Pan g magnitude | 18.86 (0.006) | |||||||||
| Pan r magnitude | 18.25 (0.02) | |||||||||
| Pan i magnitude | 17.10 (0.004) | |||||||||
| Pan z magnitude | 16.49 (0.01) | |||||||||
| Pan y magnitude | 16.19 (0.006) | |||||||||
| E(B-V) | 0.044 | |||||||||
* 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.