All names: TIC 373730603, SDSS J125427.55+291531.6, Gaia DR2 1464182358688888576, WISEA J125427.50+291531.4, SDSS J125427.55+291531.5, 2MASS J12542755+2915316, OMHR J125427.72+291532.6, WISE J125427.52+291531.5, Gaia EDR3 1464182358688888576, OMHR 165054, GALEX J125427.5+291531, SDSS J125427.60+291531.7, WD 1252+295, Gaia DR3 1464182358688888576, SDSS J125427.54+291531.5, WIRED J125427.54+291531.5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 54 27.50 (0.7) | 12 54 27.55 | 12 54 27.54 | 12 54 27.50 (0.7) | 12 54 27.10 | 12 54 27.55 | |||
| Declination | 29 15 31.22 (0.8) | 29 15 31.55 | 29 15 31.50 | 29 15 31.22 (0.8) | 29 15 27.00 | 29 15 31.58 | |||
| Spectral type | DA+M | DA+dM | DA d | DA+M | |||||
| Effective temperature | [K] | 16910.0 (1220) | 6300.0 (1) | ||||||
| log(g) | [cgs] | 7.74 (0.3) | 5.44 (0.3) | ||||||
| Mass | [M☉] | 0.48 (0.1) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | ||||||||
| Distance | [pc] | 353.00 (30) | |||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -45.4 (3) | |||||||
| Proper motion (declination) | [mas/yr] | -29.8 (3) | |||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | |||||||||
| V magnitude | 19.55 | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.96 (0.08) | ||||||||
| H magnitude | 15.24 (0.09) | ||||||||
| K magnitude | 15.41 (0.1) | ||||||||
| u magnitude | 19.73 (0.03) | 19.71 | 19.73 (0.03) | 19.71 | 19.71 (0.04) | ||||
| g magnitude | 19.22 (0.01) | 19.28 | 19.22 (0.01) | 19.27 | 19.26 (0.02) | ||||
| r magnitude | 18.87 (0.01) | 18.89 | 18.87 (0.01) | 18.88 | 18.87 (0.02) | ||||
| i magnitude | 17.94 (0.008) | 17.96 | 17.94 (0.008) | 17.96 | 17.95 (0.01) | ||||
| z magnitude | 17.27 (0.01) | 17.31 | 17.27 (0.01) | 17.30 | 17.29 (0.02) | ||||
| G magnitude | 18.62 (0.04) | 18.62 (0.009) | |||||||
| BP magnitude | 19.28 (0.04) | ||||||||
| RP magnitude | 17.51 (0.01) | ||||||||
| Pan g magnitude | 19.18 (0.02) | ||||||||
| Pan r magnitude | 18.90 (0.009) | ||||||||
| Pan i magnitude | 17.97 (0.005) | ||||||||
| Pan z magnitude | 17.40 (0.006) | ||||||||
| Pan y magnitude | 17.16 (0.009) | ||||||||
| E(B-V) | 0.013 | ||||||||
* 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.