All names: FB 64, EGGR 71, LAMOST J103936.74+430609.2, TIC 150265769, UBV 9774, GJ 398.2, HIC 52181, GEN# +6.20001034, PG 1036+434, AC +43 447, WD 1036+433, WEB 9509, UBV 9778, NRRF J103936.6+430610, CSI+43-10367, PB 462, uvby98 620001034, PLX 2491.01, 1SWASP J103936.73+430609.2, GSC 03008-00452, [CW83] 1036+43, Feige 34, JP11 5238, TYC 3008-452-1, WD 1036+43, Gaia DR2 781164326766404736, UBV M 43306, HIP 52181, 2MASS J10393674+4306092, GCRV 61489, PG 1036+433, Feige34, TD1 32712, FBS B 279, [TFW97] J103936.72+430609.33, Gaia DR3 781164326766404736, Gaia EDR3 781164326766404736, FBS 1036+433
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 10 39 36.76 (0.06) | 10 39 36.73 | 10 39 36.76 (0.06) | 10 39 36.74 (0.06) | 10 39 36.70 | ||
| Declination | 43 06 08.80 (0.07) | 43 06 09.25 | 43 06 08.82 (0.08) | 43 06 09.21 (0.07) | 43 06 09.36 | ||
| Spectral type | sdO | sdOp | DA | ||||
| Effective temperature | [K] | 62400.0 (330) | |||||
| log(g) | [cgs] | 5.95 (0.02) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 4.36 (0.1) | 4.40 (0.1) | 4.40 (0.1) | 4.36 (0.1) | ||
| Distance | [pc] | 229.30 (5) | 227.33 (5) | 227.33 (5) | 229.30 (5) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 13.87357506 (0.08) | 12.542 (0.1) | 12.54160103 (0.1) | 13.874 (0.08) | ||
| Proper motion (declination) | [mas/yr] | -25.58580117 (0.09) | -25.408 (0.2) | -25.40807616 (0.2) | -25.586 (0.09) | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 10.91 (0.04) | ||||||
| V magnitude | 11.14 (0.07) | ||||||
| R magnitude | 11.32 | ||||||
| I magnitude | 11.46 | ||||||
| J magnitude | 11.64 (0.02) | 11.64 (0.02) | |||||
| H magnitude | 11.56 (0.02) | 11.56 (0.02) | |||||
| K magnitude | 11.54 (0.02) | 11.54 (0.02) | |||||
| u magnitude | 13.31 (0.01) | ||||||
| g magnitude | |||||||
| r magnitude | |||||||
| i magnitude | |||||||
| z magnitude | 13.98 (0.01) | ||||||
| G magnitude | 11.11 (0.001) | 11.11 (0.002) | 11.11 | 11.11 (0.003) | |||
| BP magnitude | 10.93 (0.001) | 10.88 (0.01) | 10.88 | ||||
| RP magnitude | 11.42 (0.0004) | 11.42 (0.001) | 11.42 | ||||
| Pan g magnitude | 11.79 | ||||||
| Pan r magnitude | 11.92 | ||||||
| Pan i magnitude | 12.07 | ||||||
| Pan z magnitude | 12.21 | ||||||
| Pan y magnitude | 12.19 (0.01) | ||||||
| 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.