All names: QORG J144006.0+750533, 2EUVE J1439+75.0, 1RXS J144006.0+750539, 2RE J144000+750544, GSC 04559-03013, RBS 1415, FBS B 1019, 2RE J1440+750, EUVE J1439+75.0, RE J1440+750, RX J1440.0+7505, FBS 1440+753, WD 1440+753, [ZEH2003] RX J1440.0+7505 1, HS 1440+7518, RE J1440+75, RE J144001+750544, Gaia DR2 1701366258254163328, 2MASS J14400518+7505338
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 14 40 05.13 (0.04) | |
| Declination | 75 05 33.79 (0.03) | |
| Spectral type | DA1 | |
| Effective temperature | [K] | |
| log(g) | [cgs] | |
| Mass | [M☉] | |
| log(Luminosity) | [L☉] | |
| Cooling age | [Gyr] | |
| log(H/He) | ||
| log(C/He) | ||
| log(Ca/He) | ||
| log(Ca/H) | ||
| Parallax | [mas] | 7.16 (0.04) |
| Distance | [pc] | 139.59 (0.7) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -67.799 (0.07) |
| Proper motion (declination) | [mas/yr] | 24.125 (0.06) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 15.10 | |
| V magnitude | 15.30 | |
| R magnitude | 15.20 | |
| I magnitude | ||
| J magnitude | 15.83 (0.08) | |
| H magnitude | 16.12 (0.3) | |
| K magnitude | ||
| u magnitude | ||
| g magnitude | ||
| r magnitude | ||
| i magnitude | ||
| z magnitude | ||
| G magnitude | 15.28 (0.0006) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude |
* 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 (LANL). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.