All names: SDSS J095956.00+353959.1, GEN# +6.10071137, Gaia DR2 795785941630955392, UBV M 43184, WD 0956+359, PG0956+359, Ton 1137, PG 0956+35, PG 0956+359, FBS B 503, GALEX J095955.9+353957, 2MASS J09595602+3539592, FBS 0956+359, CBS 116, EGGR 905, KUV 09570+3554, Gaia DR3 795785941630955392, LAMOST J095956.00+353959.1, TIC 4994284, Gaia EDR3 795785941630955392
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 59 56.00 (0.04) | 09 59 56.01 | 09 59 56.02 | 09 59 56.00 (0.06) | 09 59 56.01 (0.04) | 09 59 56.11 | |||
| Declination | 35 39 59.05 (0.03) | 35 39 59.11 | 35 39 59.69 | 35 39 59.05 (0.06) | 35 39 59.16 (0.03) | 35 39 53.64 | |||
| Spectral type | He-sdO | sdOC | DC?1 | ||||||
| Effective temperature | [K] | 47988.0 (2000) | |||||||
| log(g) | [cgs] | 5.70 (0.2) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.37 (0.05) | 0.46 (0.07) | 0.46 (0.07) | 0.37 (0.05) | ||||
| Distance | [pc] | 2679.67 (342) | 2170.14 (334) | 2170.35 (334) | 2679.53 (342) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -5.624955878 (0.05) | -5.324 (0.1) | -5.323627755 (0.1) | -5.625 (0.05) | ||||
| Proper motion (declination) | [mas/yr] | -7.0339617 (0.04) | -7.153 (0.1) | -7.153407003 (0.1) | -7.034 (0.04) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.15 | ||||||||
| V magnitude | 15.32 | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.90 (0.09) | 15.90 (0.09) | |||||||
| H magnitude | 16.35 | ||||||||
| K magnitude | 15.73 (0.2) | 15.73 (0.2) | |||||||
| u magnitude | 14.59 (0.004) | 14.60 (0.004) | 14.60 (0.004) | ||||||
| g magnitude | 15.01 (0.004) | 15.01 (0.004) | 15.01 (0.004) | ||||||
| r magnitude | 15.56 (0.004) | 15.57 (0.004) | 15.57 (0.004) | ||||||
| i magnitude | 15.94 (0.005) | 15.95 (0.005) | 15.95 (0.005) | ||||||
| z magnitude | 16.27 (0.007) | 16.28 (0.007) | 16.28 (0.007) | ||||||
| G magnitude | 15.31 (0.002) | 15.33 (0.001) | 15.33 | 15.31 (0.003) | |||||
| BP magnitude | 15.14 (0.002) | 15.05 (0.01) | 15.05 | ||||||
| RP magnitude | 15.64 (0.003) | 15.63 (0.004) | 15.63 | ||||||
| Pan g magnitude | 15.13 (0.004) | 15.13 (0.004) | |||||||
| Pan r magnitude | 15.58 (0.004) | 15.58 (0.004) | |||||||
| Pan i magnitude | 15.97 (0.002) | 15.97 (0.002) | |||||||
| Pan z magnitude | 16.27 (0.003) | 16.27 (0.003) | |||||||
| Pan y magnitude | 16.47 (0.01) | 16.47 (0.01) | |||||||
| E(B-V) | 0.018 | ||||||||
* 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.