All names: TIC 241160497, SDSS J215655.84-000534.6, PB 5012, SDSSJ215655.84-000534.6, GALEX J215655.8-000534, SDSS J215655.85-000534.6, Gaia DR3 2680574649477853952, Gaia DR2 2680574649477853952, FBS 2154-003, 2MASS J21565584-0005346, Gaia EDR3 2680574649477853952
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 21 56 55.85 (0.05) | 21 56 55.85 | 21 56 55.85 (0.05) | ||
| Declination | -00 05 34.71 (0.04) | -00 05 34.66 | -00 05 34.66 (0.04) | ||
| Spectral type | sd | sd | |||
| 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 (0.06) | 0.51 (0.08) | 0.79 (0.06) | |
| Distance | [pc] | 1259.13 (94) | 1952.74 (319) | 1259.13 (94) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 0.226 (0.07) | 0.486 (0.1) | 0.226 (0.07) | |
| Proper motion (declination) | [mas/yr] | -3.198 (0.06) | -2.894 (0.1) | -3.198 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.26 | ||||
| V magnitude | 15.70 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.71 (0.06) | 15.78 (0.008) | |||
| H magnitude | 16.08 (0.2) | 15.89 (0.02) | |||
| K magnitude | 15.54 | 15.97 (0.03) | |||
| u magnitude | 14.95 (0.004) | 14.95 (0.004) | |||
| g magnitude | 15.00 (0.004) | 15.00 (0.004) | |||
| r magnitude | 15.44 (0.005) | 15.44 (0.005) | |||
| i magnitude | 15.75 (0.005) | 15.75 (0.005) | |||
| z magnitude | 16.02 (0.007) | 16.02 (0.007) | |||
| G magnitude | 15.24 (0.003) | 15.26 (0.001) | 15.24 (0.003) | ||
| BP magnitude | 15.14 (0.004) | 15.10 (0.009) | |||
| RP magnitude | 15.45 (0.007) | 15.44 (0.009) | |||
| Pan g magnitude | 15.09 (0.002) | ||||
| Pan r magnitude | 15.46 (0.002) | ||||
| Pan i magnitude | 15.78 (0.002) | ||||
| Pan z magnitude | 16.03 (0.003) | ||||
| Pan y magnitude | 16.18 (0.005) | ||||
| E(B-V) | 0.101 | ||||
* 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.