All names: [BBW2000] FM 54, UCAC4 310-073052, GALEX J133942.7-280835, USNO-B1.0 0618-00337926, Gaia EDR3 6176621506653073792, GSC 06726-01897, EC13369-2753, 2MASS J13394274-2808377, Gaia DR3 6176621506653073792, FAUST 3860, EC 13369-2753, Gaia DR2 6176621506653073792
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 39 42.73 (0.03) | 13 39 42.65 | 13 39 42.75 (0.03) | ||
| Declination | -28 08 37.76 (0.03) | -28 08 36.47 | -28 08 37.71 (0.03) | ||
| Spectral type | sdB | sdB | |||
| 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] | 0.79 (0.04) | 0.73 (0.07) | 0.79 (0.04) | |
| Distance | [pc] | 1269.68 (64) | 1378.17 (128) | 1269.68 (64) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -15.153 (0.04) | -14.991 (0.1) | -15.153 (0.04) | |
| Proper motion (declination) | [mas/yr] | -3.7 (0.04) | -3.846 (0.1) | -3.7 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.57 (0.02) | ||||
| V magnitude | 14.68 (0.03) | ||||
| R magnitude | 15.01 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.25 (0.06) | 15.25 (0.06) | |||
| H magnitude | 15.30 (0.1) | 15.30 (0.1) | |||
| K magnitude | 15.04 (0.1) | 15.04 (0.1) | |||
| u magnitude | |||||
| g magnitude | 14.51 (0.02) | ||||
| r magnitude | 14.85 (0.05) | ||||
| i magnitude | 15.16 (0.09) | ||||
| z magnitude | |||||
| G magnitude | 14.75 (0.003) | 14.76 (0.0007) | 14.75 (0.003) | ||
| BP magnitude | 14.61 (0.004) | 14.57 (0.007) | |||
| RP magnitude | 15.00 (0.004) | 15.00 (0.003) | |||
| Pan g magnitude | 14.61 (0.0009) | ||||
| Pan r magnitude | 14.99 (0.006) | ||||
| Pan i magnitude | 15.34 (0.002) | ||||
| Pan z magnitude | 15.60 (0.007) | ||||
| Pan y magnitude | 15.77 (0.005) | ||||
| E(B-V) | 0.038 | ||||
* 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.