All names: SDSS J130053.65+173127.2, Gaia DR2 3937777788233112064, Gaia DR3 3937777788233112064, GALEX J130053.7+173127, TIC 88172214, SDSSJ130053.65+173127.2, 2MASS J13005365+1731271
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 13 00 53.65 | 13 00 53.65 (0.04) | ||
| Declination | 17 31 27.23 | 17 31 27.27 (0.03) | ||
| Spectral type | sdB+MS | 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] | 0.17 (0.06) | 0.13 (0.05) | |
| Distance | [pc] | 5780.35 (2105) | 7593.01 (2819) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -4.241 (0.1) | -4.318 (0.06) | |
| Proper motion (declination) | [mas/yr] | -2.723 (0.09) | -2.711 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.63 (0.05) | 15.63 (0.05) | ||
| H magnitude | 15.31 (0.09) | 15.31 (0.09) | ||
| K magnitude | 15.28 (0.1) | 15.28 (0.1) | ||
| u magnitude | 17.03 (0.009) | 17.03 (0.009) | ||
| g magnitude | 16.44 (0.005) | 16.44 (0.005) | ||
| r magnitude | 16.33 (0.005) | 16.33 (0.005) | ||
| i magnitude | 16.31 (0.006) | 16.31 (0.006) | ||
| z magnitude | 16.36 (0.009) | 16.36 (0.009) | ||
| G magnitude | 16.30 (0.0006) | 16.29 (0.003) | ||
| BP magnitude | 16.45 (0.004) | |||
| RP magnitude | 16.00 (0.003) | |||
| Pan g magnitude | 16.44 (0.004) | |||
| Pan r magnitude | 16.34 (0.001) | |||
| Pan i magnitude | 16.33 (0.003) | |||
| Pan z magnitude | 16.37 (0.004) | |||
| Pan y magnitude | 16.38 (0.009) | |||
| E(B-V) | 0.024 | |||
* 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.