All names: UCAC2 33862354, TIC 406408834, WISEA J005448.28+060524.5, PG 0052+058, Gaia DR3 2553323049193849856, WISE J005448.28+060524.7, Gaia DR2 2553323049193849856, PB 6208, UCAC4 481-001333, SDSS J005448.29+060524.6, GALEX J005448.2+060523, PG0052+058, 2MASS J00544827+0605246
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 00 54 48.26 | 00 54 48.29 (0.05) | ||
| Declination | 06 05 24.55 | 06 05 24.65 (0.03) | ||
| Spectral type | sd | sdB+K3V | ||
| 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] | 0.39 (0.1) | 0.41 (0.06) | |
| Distance | [pc] | 2555.58 (665) | 2420.14 (326) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.598 (0.2) | 0.848 (0.07) | |
| Proper motion (declination) | [mas/yr] | 2.597 (0.08) | 2.982 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.11 (0.01) | |||
| V magnitude | 16.21 (0.2) | |||
| R magnitude | 16.15 (0.09) | |||
| I magnitude | ||||
| J magnitude | 15.86 (0.08) | 15.86 (0.08) | ||
| H magnitude | 15.30 (0.09) | 15.30 (0.09) | ||
| K magnitude | 15.78 (0.2) | 15.78 (0.2) | ||
| u magnitude | 15.99 (0.006) | |||
| g magnitude | 15.94 (0.003) | 16.04 (0.02) | ||
| r magnitude | 16.16 (0.004) | 16.25 (0.07) | ||
| i magnitude | 16.27 (0.004) | |||
| z magnitude | 16.37 (0.008) | |||
| G magnitude | 16.04 (0.001) | 16.03 (0.003) | ||
| BP magnitude | 15.99 (0.006) | |||
| RP magnitude | 15.96 (0.004) | |||
| Pan g magnitude | 15.99 (0.005) | |||
| Pan r magnitude | 16.18 (0.002) | |||
| Pan i magnitude | 16.30 (0.003) | |||
| Pan z magnitude | 16.40 (0.006) | |||
| Pan y magnitude | 16.43 (0.003) | |||
| E(B-V) | 0.029 | |||
* 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.