All names: MCT0016-3216, TIC 63696810, Gaia DR3 2316822015070026368, UCAC4 291-000349, GALEX J001924.5-315952, Ton S 151, MCT 0016-3216, Gaia EDR3 2316822015070026368, 2MASS J00192454-3159527, Gaia DR2 2316822015070026368, EC 00169-3216, UCAC2 18321731, PHL 789, UBV M 43210, GEN# +6.10160789
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 00 19 24.56 (0.06) | 00 19 24.50 | 00 19 24.55 (0.06) | ||
| Declination | -31 59 52.86 (0.04) | -31 59 52.90 | -31 59 52.78 (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] | 0.68 (0.07) | 0.39 (0.1) | 0.68 (0.07) | |
| Distance | [pc] | 1475.80 (142) | 2576.66 (690) | 1475.80 (142) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 8.759 (0.06) | 9.559 (0.1) | 8.759 (0.06) | |
| Proper motion (declination) | [mas/yr] | -5.051 (0.05) | -4.49 (0.1) | -5.051 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.39 | ||||
| V magnitude | 15.72 | ||||
| R magnitude | 15.90 (0.2) | ||||
| I magnitude | |||||
| J magnitude | 15.69 (0.06) | 15.69 (0.06) | |||
| H magnitude | 15.26 (0.09) | 15.26 (0.09) | |||
| K magnitude | 15.16 (0.1) | 15.16 (0.1) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.61 (0.003) | 15.62 (0.0008) | 15.61 (0.003) | ||
| BP magnitude | 15.50 (0.004) | 15.43 (0.008) | |||
| RP magnitude | 15.75 (0.005) | 15.75 (0.003) | |||
| Pan g magnitude | 15.79 | ||||
| Pan r magnitude | 15.86 (0.002) | ||||
| Pan i magnitude | 16.08 (0.004) | ||||
| Pan z magnitude | 16.14 | ||||
| Pan y magnitude | 16.19 | ||||
| E(B-V) | 0.006 | ||||
* 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.