All names: Gaia DR2 2327511673273331456, MCT 2343-2944, 2MASS J23461777-2927501, UCAC2 19808220, Gaia EDR3 2327511673273331456, GD 1694, GALEX J234617.7-292749, MCT2343-2944, UCAC4 303-279354, BPS CS 22966-0055, BPS CS 29496-0027, Gaia DR3 2327511673273331456, TIC 33944704
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 23 46 17.79 (0.04) | 23 46 17.74 | 23 46 17.78 (0.04) | ||
| Declination | -29 27 50.16 (0.04) | -29 27 49.89 | -29 27 50.06 (0.04) | ||
| Spectral type | sdB | sdBHe1 | |||
| 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] | 0.86 (0.05) | 0.84 (0.08) | 0.86 (0.05) | |
| Distance | [pc] | 1159.29 (72) | 1195.17 (116) | 1159.29 (72) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 11.449 (0.05) | 11.242 (0.1) | 11.449 (0.05) | |
| Proper motion (declination) | [mas/yr] | -5.75 (0.04) | -5.675 (0.1) | -5.75 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.87 (0.02) | ||||
| V magnitude | 15.04 (0.06) | ||||
| R magnitude | 15.43 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.64 (0.06) | 15.64 (0.06) | |||
| H magnitude | 15.85 (0.2) | 15.85 (0.2) | |||
| K magnitude | 15.29 | ||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.03 (0.003) | 15.05 (0.0007) | 15.03 (0.003) | ||
| BP magnitude | 14.89 (0.004) | 14.83 (0.008) | |||
| RP magnitude | 15.30 (0.005) | 15.30 (0.004) | |||
| Pan g magnitude | 14.87 (0.002) | ||||
| Pan r magnitude | 15.29 (0.003) | ||||
| Pan i magnitude | 15.64 (0.003) | ||||
| Pan z magnitude | 15.90 (0.005) | ||||
| Pan y magnitude | 16.09 (0.004) | ||||
| E(B-V) | 0.008 | ||||
* 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.