All names: TIC 338405890, 2MASS J12382323-6242053, Gaia DR2 6053870138766153856, CS1235, UCAC4 137-086175, [RWW88] CS 123528.8-622533, Gaia DR3 6053870138766153856
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 12 38 23.20 | 12 38 23.23 (0.02) | ||
| Declination | -62 42 02.00 | -62 42 05.34 (0.02) | ||
| Spectral type | sdB | sdB2 | ||
| 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] | 0.75 (0.04) | 0.76 (0.03) | |
| Distance | [pc] | 1329.26 (67) | 1309.24 (55) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -9.769 (0.05) | -9.923 (0.03) | |
| Proper motion (declination) | [mas/yr] | 1.026 (0.05) | 1.011 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.07 (0.07) | |||
| V magnitude | 15.92 (0.06) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.65 (0.08) | 15.65 (0.08) | ||
| H magnitude | 14.94 | |||
| K magnitude | 14.12 | |||
| u magnitude | ||||
| g magnitude | 15.89 (0.03) | |||
| r magnitude | 15.82 (0.02) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.95 (0.0008) | 15.93 (0.003) | ||
| BP magnitude | 15.96 (0.004) | |||
| RP magnitude | 15.84 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.365 | |||
* 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.