All names: LAMOSTJ065816.72+094343.1, 2MASS J06581672+0943430, LAMOST J065816.71+094343.1, TIC 235550296, Gaia DR3 3157967411257049728, WISE J065816.73+094343.3, WISEA J065816.72+094343.2, Gaia DR2 3157967411257049728, LAMOST J065816.72+094343.1, UCAC4 499-035603
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 58 16.72 | 06 58 16.72 (0.03) | ||
| Declination | 09 43 43.10 | 09 43 43.12 (0.03) | ||
| Spectral type | sdOB | sdOBHe11 | ||
| Effective temperature | [K] | 36213.0 (236) | ||
| log(g) | [cgs] | 5.60 (0.04) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.79 (0.06) | 0.75 (0.04) | |
| Distance | [pc] | 1270.49 (93) | 1325.56 (64) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.339 (0.09) | -1.309 (0.04) | |
| Proper motion (declination) | [mas/yr] | -4.236 (0.07) | -4.337 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.50 (0.01) | |||
| V magnitude | 13.62 (0.01) | |||
| R magnitude | 13.79 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.09 (0.03) | 14.09 (0.03) | ||
| H magnitude | 14.22 (0.04) | 14.22 (0.04) | ||
| K magnitude | 14.33 (0.07) | 14.33 (0.07) | ||
| u magnitude | 13.46 (0.004) | |||
| g magnitude | 13.56 (0.001) | 13.47 (0.01) | ||
| r magnitude | 14.02 (0.004) | 13.82 (0.01) | ||
| i magnitude | 14.34 (0.002) | 14.13 (0.05) | ||
| z magnitude | 14.43 (0.006) | |||
| G magnitude | 13.59 (0.0008) | 13.57 (0.003) | ||
| BP magnitude | 13.42 (0.01) | |||
| RP magnitude | 13.76 (0.003) | |||
| Pan g magnitude | 13.44 (0.0009) | |||
| Pan r magnitude | 13.79 (0.002) | |||
| Pan i magnitude | 14.09 (0) | |||
| Pan z magnitude | 14.36 (0.004) | |||
| Pan y magnitude | 14.52 (0.004) | |||
| E(B-V) | 0.088 | |||
* 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.