All names: SDSS J142847.46-013120.1, Gaia DR3 3652580071308962048, Gaia DR2 3652580071308962048, UCAC4 443-059569, WISEA J142847.45-013120.2, 2MASS J14284746-0131202, SDSS J142847.45-013120.0, GALEXJ14287-0131, UCAC2 31176659, WISE J142847.45-013120.1, GALEX J142847.4-013121, TIC 181947871, DENIS J142847.4-013119
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 28 47.42 | 14 28 47.46 (0.04) | ||
| Declination | -01 31 21.56 | -01 31 20.20 (0.04) | ||
| Spectral type | sdO+MS | sdO+? | ||
| 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] | 0.53 (0.05) | 0.54 (0.04) | |
| Distance | [pc] | 1904.76 (171) | 1840.60 (148) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -11.655 (0.09) | -11.527 (0.05) | |
| Proper motion (declination) | [mas/yr] | -1.93 (0.08) | -2.612 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.49 (0.02) | |||
| V magnitude | 14.41 (0.08) | |||
| R magnitude | ||||
| I magnitude | 14.03 (0.03) | |||
| J magnitude | 13.69 (0.03) | 13.69 (0.03) | ||
| H magnitude | 13.41 (0.03) | 13.41 (0.03) | ||
| K magnitude | 13.39 (0.04) | 13.39 (0.04) | ||
| u magnitude | 14.56 (0.005) | |||
| g magnitude | 14.62 (0.004) | 14.37 (0.04) | ||
| r magnitude | 14.42 (0.08) | |||
| i magnitude | 14.60 (0.005) | 14.45 (0.04) | ||
| z magnitude | 14.55 (0.005) | |||
| G magnitude | 14.26 (0.0009) | 14.24 (0.003) | ||
| BP magnitude | 14.27 (0.008) | |||
| RP magnitude | 14.08 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | 19.73 (0) | |||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.040 | |||
* 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.