All names: 2FGL J1125.2+4933, [ZEH2003] RX J1124.8+4934 1, SDSS J112453.82+493409.88, GB6 J1124+4933, [BSF97] J112453.83+493409.8, Gaia DR3 790139674544419712, RGB J1124+495, 3FGL J1124.9+4932, 4FGL J1124.9+4934, 2MASS J11245388+4934100, 9Y-MST J1125+4935, [MML2015] 5BZB J1124+4934, [VV2010b] J112453.8+493409, SDSS J112453.82+493409.7, SDSS J112453.82+493409.8, 2WHSP J112453.8+493409, 3FHL J1124.9+4933, TIC 458423017, Gaia EDR3 790139674544419712, [VV2003b] J112453.7+493411, FL8Y J1124.9+4933, Gaia DR2 790139674544419712, [VV2006b] J112453.8+493409, GB6 B1122+4950, TGSSADR J112453.8+493411, [MGL2009] BZB J1124+4934, WN B1122.1+4950, NVSS J112453+493411, RX J1124.8+4934, ILT J112453.83+493409.8, RBS 981, 3HSP J112453.8+493409, FIRST J112453.8+493409, 1RXS J112453.0+493408
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Kepler et al. 2016 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 11 24 53.83 (0.05) | 11 24 53.83 | 11 24 53.83 (0.09) | 11 24 53.83 (0.05) | ||
| Declination | 49 34 09.78 (0.06) | 49 34 09.79 | 49 34 09.78 (0.1) | 49 34 09.78 (0.06) | ||
| Spectral type | DC: | |||||
| Effective temperature | [K] | 7103.0 (48) | ||||
| log(g) | [cgs] | 8.00 (0) | ||||
| Mass | [M☉] | |||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | -0.09 (0.09) | -0.27 (0.2) | |||
| Distance | [pc] | |||||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 0.008364589 (0.06) | 0.002956492 (0.1) | 0.008 (0.06) | ||
| Proper motion (declination) | [mas/yr] | -0.058111499 (0.07) | -0.35670631 (0.2) | -0.058 (0.07) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 19.06 | |||||
| V magnitude | 18.64 | |||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 17.11 (0.2) | |||||
| H magnitude | 16.11 (0.2) | |||||
| K magnitude | 15.68 (0.2) | |||||
| u magnitude | 19.08 (0.02) | 19.07 (0.02) | 19.07 (0.02) | |||
| g magnitude | 18.76 (0.008) | 18.76 (0.01) | 18.78 (0.008) | |||
| r magnitude | 18.53 (0.008) | 18.55 (0.03) | 18.54 (0.008) | |||
| i magnitude | 18.36 (0.009) | 18.39 (0.02) | 18.38 (0.009) | |||
| z magnitude | 18.14 (0.02) | 18.16 (0.02) | 18.15 (0.02) | |||
| G magnitude | 17.68 (0.02) | 17.77 | 17.68 (0.008) | |||
| BP magnitude | 17.88 (0.02) | 17.94 | ||||
| RP magnitude | 17.22 (0.02) | 17.25 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | ||||||
* 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.