All names: WIRED J150438.86+321443.4, 2MASS J15043887+3214436, TIC 67769493, Gaia EDR3 1288691846104814848, SDSS J150438.80+321443.4, SDSS J150438.86+321443.4, Gaia DR3 1288691846104814848, [SGR2010] J1504+3214, SDSS J150438.86+321443.5, WD 1502+324, Gaia DR2 1288691846104814848
| 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 | 15 04 38.88 (0.09) | 15 04 38.86 | 15 04 38.88 (0.1) | 15 04 38.86 | 15 04 38.86 (0.09) | 15 04 38.86 | 15 04 38.40 | 15 04 38.86 | |||
| Declination | 32 14 43.40 (0.1) | 32 14 43.47 | 32 14 43.41 (0.2) | 32 14 43.40 | 32 14 43.60 (0.1) | 32 14 43.48 | 32 14 40.56 | 32 14 43.48 | |||
| Spectral type | DA+M | DAB | DA+M | DAB: d | DA+M | ||||||
| Effective temperature | [K] | 26276.0 (1541) | 6300.0 (1) | 6300.0 (1) | |||||||
| log(g) | [cgs] | 7.90 (0.3) | 8.06 (0.2) | 5.48 (0.3) | |||||||
| Mass | [M☉] | 0.59 (0.2) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 1.45 (0.2) | 1.22 (0.2) | 1.45 (0.2) | |||||||
| Distance | [pc] | 689.00 (77) | 818.06 (166) | 1471.00 (293) | 688.99 (77) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 9.178512818 (0.1) | 8.893 (0.3) | 9.179 (0.1) | 15.0 | ||||||
| Proper motion (declination) | [mas/yr] | -12.21049318 (0.2) | -12.738 (0.3) | -12.21 (0.2) | -18.9 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.06 (0.005) | ||||||||||
| H magnitude | 15.49 (0.1) | ||||||||||
| K magnitude | 15.29 (0.1) | ||||||||||
| u magnitude | 19.33 (0.03) | 19.38 | 19.36 (0.03) | 19.38 (0.03) | 19.38 | 19.34 (0.03) | |||||
| g magnitude | 19.03 (0.009) | 19.10 | 19.02 (0.01) | 19.10 (0.02) | 19.10 | 19.08 (0.02) | |||||
| r magnitude | 18.33 (0.008) | 18.38 | 18.32 (0.008) | 18.38 (0.01) | 18.38 | 18.37 (0.01) | |||||
| i magnitude | 17.67 (0.007) | 17.69 | 17.67 (0.007) | 17.69 (0.03) | 17.69 | 17.68 (0.03) | |||||
| z magnitude | 17.27 (0.01) | 17.29 | 17.28 (0.01) | 17.29 (0.03) | 17.29 | 17.28 (0.02) | |||||
| G magnitude | 18.44 (0.02) | 18.41 | 18.44 (0.004) | ||||||||
| BP magnitude | 18.84 (0.02) | 18.82 | |||||||||
| RP magnitude | 17.33 (0.007) | 17.35 | |||||||||
| Pan g magnitude | 19.04 (0.01) | ||||||||||
| Pan r magnitude | 18.39 (0.006) | ||||||||||
| Pan i magnitude | 17.74 (0.002) | ||||||||||
| Pan z magnitude | 17.40 (0.007) | ||||||||||
| Pan y magnitude | 17.24 (0.01) | ||||||||||
| E(B-V) | 0.026 | ||||||||||
* 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.