All names: Gaia DR2 2766032919436757504, GALEX J000845.3+121719, Gaia DR3 2766032919436757504, SDSS J000845.37+121719.3, UCAC4 512-000243, TIC 395323403, PG 0006+120, 2MASS J00084536+1217193, PG0006+120, UCAC2 36045585, LAMOST J000845.35+121719.2, Gaia EDR3 2766032919436757504
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 00 08 45.38 (0.04) | 00 08 45.28 | 00 08 45.36 (0.04) | ||
| Declination | 12 17 19.46 (0.03) | 12 17 18.84 | 12 17 19.29 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 32948.0 (125) | |||
| log(g) | [cgs] | 5.96 (0.03) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.16 (0.05) | 1.19 (0.1) | 1.16 (0.05) | |
| Distance | [pc] | 865.80 (37) | 841.47 (84) | 865.80 (37) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 22.097 (0.06) | 21.86 (0.3) | 22.097 (0.06) | |
| Proper motion (declination) | [mas/yr] | 10.568 (0.04) | 10.798 (0.1) | 10.568 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.51 (0.03) | ||||
| V magnitude | 14.64 (0.03) | ||||
| R magnitude | 14.89 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.02 (0.05) | 15.02 (0.05) | |||
| H magnitude | 15.20 (0.1) | 15.20 (0.1) | |||
| K magnitude | 15.19 (0.2) | 15.19 (0.2) | |||
| u magnitude | 14.31 (0.004) | 14.31 (0.004) | |||
| g magnitude | 14.39 (0.004) | 14.39 (0.004) | |||
| r magnitude | 14.75 (0.005) | 14.75 (0.005) | |||
| i magnitude | 15.06 (0.006) | 15.06 (0.006) | |||
| z magnitude | 15.34 (0.006) | 15.34 (0.006) | |||
| G magnitude | 14.60 (0.003) | 14.62 (0.0006) | 14.60 (0.003) | ||
| BP magnitude | 14.51 (0.003) | 14.47 (0.008) | |||
| RP magnitude | 14.77 (0.004) | 14.77 (0.002) | |||
| Pan g magnitude | 14.47 (0.005) | ||||
| Pan r magnitude | 14.80 (0.004) | ||||
| Pan i magnitude | 15.10 (0.002) | ||||
| Pan z magnitude | 15.33 (0.004) | ||||
| Pan y magnitude | 15.47 (0.005) | ||||
| E(B-V) | 0.046 | ||||
* 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.