All names: GALEX J233542.4+394427, FBS 2333+395, ATO J353.9271+39.7408, Gaia DR2 1920513288042722432, HS 2333+3927, Gaia EDR3 1920513288042722432, Gaia DR3 1920513288042722432, HS2333+3927, TIC 333419799, CRTS J233542.4+394427, 2MASS J23354250+3944269, FBS B 198, WD 2333+394
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 23 35 42.51 (0.02) | 23 35 42.52 | 23 35 42.51 (0.04) | 23 35 42.50 (0.02) | 23 35 42.62 | ||
| Declination | 39 44 27.03 (0.02) | 39 44 27.15 | 39 44 27.03 (0.02) | 39 44 27.06 (0.02) | 39 44 24.00 | ||
| Spectral type | sdB+dM | sdOB | DAZ | ||||
| Effective temperature | [K] | 37600.0 (900) | |||||
| log(g) | [cgs] | 5.75 (0.1) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 0.85 (0.03) | 0.79 (0.05) | 0.79 (0.05) | 0.85 (0.03) | ||
| Distance | [pc] | 1178.91 (48) | 1268.23 (80) | 1268.23 (80) | 1178.97 (48) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 2.005833081 (0.04) | 1.96 (0.07) | 1.96 (0.07) | 2.006 (0.04) | ||
| Proper motion (declination) | [mas/yr] | -2.381140703 (0.03) | -2.397 (0.05) | -2.397 (0.05) | -2.381 (0.03) | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | 14.53 | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 14.99 (0.05) | 14.99 (0.05) | |||||
| H magnitude | 15.02 (0.08) | 15.02 (0.08) | |||||
| K magnitude | 14.93 (0.1) | 14.93 (0.1) | |||||
| u magnitude | |||||||
| g magnitude | |||||||
| r magnitude | |||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 14.57 (0.01) | 14.59 (0.005) | 14.59 | 14.57 (0.005) | |||
| BP magnitude | 14.46 (0.01) | 14.43 (0.01) | 14.43 | ||||
| RP magnitude | 14.74 (0.02) | 14.75 (0.02) | 14.75 | ||||
| Pan g magnitude | 14.55 (0.006) | ||||||
| Pan r magnitude | 14.79 (0.02) | ||||||
| Pan i magnitude | 15.12 (0.03) | ||||||
| Pan z magnitude | 15.19 (0.02) | ||||||
| Pan y magnitude | 15.57 (0.02) | ||||||
| E(B-V) | 0.094 | ||||||
* 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.