All names: Gaia DR3 1931775516926570112, FBS2302+428, FBS 2302+427, Gaia DR2 1931775516926570112, Gaia EDR3 1931775516926570112, FBS B 416, TIC 173202754, 2MASS J23050245+4302455
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 23 05 02.36 (0.04) | 23 05 02.46 | 23 05 02.36 (0.04) | ||
| Declination | 43 02 45.53 (0.05) | 43 02 45.30 | 43 02 45.58 (0.05) | ||
| Spectral type | sd | B2 | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.60 (0.07) | 0.89 (0.09) | 0.60 (0.07) | |
| Distance | [pc] | 1669.73 (188) | 1118.19 (111) | 1669.73 (188) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -2.571 (0.04) | -2.73 (0.1) | -2.571 (0.04) | |
| Proper motion (declination) | [mas/yr] | -3.384 (0.06) | -3.534 (0.1) | -3.384 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.26 | ||||
| V magnitude | 16.00 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.41 (0.1) | 16.41 (0.1) | |||
| H magnitude | 15.96 | ||||
| K magnitude | 15.68 (0.3) | 15.68 (0.3) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 16.26 (0.003) | 16.27 (0.001) | 16.26 (0.003) | ||
| BP magnitude | 16.15 (0.004) | 16.11 (0.005) | |||
| RP magnitude | 16.35 (0.005) | 16.36 (0.003) | |||
| Pan g magnitude | 16.15 (0.004) | ||||
| Pan r magnitude | 16.45 (0.002) | ||||
| Pan i magnitude | 16.70 (0.005) | ||||
| Pan z magnitude | 16.88 (0.007) | ||||
| Pan y magnitude | 16.99 (0.01) | ||||
| E(B-V) | 0.136 | ||||
* 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.