All names: ** LIE 1A, HS 1136+6646, Gaia DR3 1057033477801391360, FBS 1136+668, WD 1136+667, SDSS J113905.78+663017.8, SDSS J113905.78+663017.9, Gaia DR2 1057033477801391360, Gaia EDR3 1057033477801391360, WDS J11391+6630A, FBS B 800
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 11 39 05.60 (0.03) | 11 39 05.60 (0.07) | 11 39 05.77 (0.03) | 11 39 05.78 | |||
| Declination | 66 30 17.32 (0.03) | 66 30 17.33 (0.07) | 66 30 17.78 (0.03) | 66 30 16.92 | |||
| Spectral type | DA | DAO.6 | DAO | ||||
| Effective temperature | [K] | 83090.0 (2271) | |||||
| log(g) | [cgs] | 7.31 (0.08) | |||||
| Mass | [M☉] | 0.55 (0.02) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| log(C/H) | |||||||
| log(N/H) | |||||||
| log(O/H) | |||||||
| log(Na/H) | |||||||
| log(Mg/H) | |||||||
| log(Al/H) | |||||||
| log(Si/H) | |||||||
| log(P/H) | |||||||
| log(S/H) | |||||||
| log(Sc/H) | |||||||
| log(Ti/H) | |||||||
| log(Cr/H) | |||||||
| log(Mn/H) | |||||||
| log(Fe/H) | |||||||
| log(Ni/H) | |||||||
| Parallax | [mas] | 4.45 (0.03) | 4.50 (0.09) | 4.45 (0.03) | |||
| Distance | [pc] | 224.87 (2) | 222.01 (5) | 233.00 | 224.87 (2) | ||
| Composition | H | ||||||
| Proper motion (right ascension) | [mas/yr] | -64.7887636 (0.03) | -64.97337905 (0.1) | -64.789 (0.03) | |||
| Proper motion (declination) | [mas/yr] | -28.78115199 (0.04) | -28.18688729 (0.1) | -28.781 (0.04) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 13.31 (0.003) | 18.06 | |||||
| g magnitude | 14.18 (0.007) | 15.59 | |||||
| r magnitude | 13.77 (0.003) | 16.21 | |||||
| i magnitude | 13.96 (0.003) | 14.52 | |||||
| z magnitude | 14.23 (0.004) | 14.00 | |||||
| G magnitude | 13.68 (0.01) | 13.68 | 13.68 (0.005) | ||||
| BP magnitude | 13.61 (0.01) | 13.55 | |||||
| RP magnitude | 13.28 (0.03) | 13.33 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.017 | ||||||
* 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.