All names: WISEA J144821.71+313106.6, TIC 9039290, SDSS J144821.72+313106.5, LAMOST J144821.75+313106.3, CSO 1068, GALEX J144821.7+313106, Gaia DR3 1283389867897035392, Gaia DR2 1283389867897035392, WISE J144821.72+313106.7, CSO1068, USNO-B1.0 1215-00226396, 2MASS J14482172+3131064
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 48 21.91 | 14 48 21.72 (0.02) | ||
| Declination | 31 31 09.69 | 31 31 06.52 (0.03) | ||
| Spectral type | sdB+MS | sdOB+F6V | ||
| 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] | 0.19 (0.05) | 0.23 (0.04) | |
| Distance | [pc] | 5208.33 (1427) | 4258.94 (707) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -9.447 (0.05) | -9.394 (0.02) | |
| Proper motion (declination) | [mas/yr] | -3.666 (0.09) | -3.56 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.30 | |||
| V magnitude | ||||
| R magnitude | 16.10 | |||
| I magnitude | ||||
| J magnitude | 15.67 (0.06) | 15.67 (0.06) | ||
| H magnitude | 15.52 (0.09) | 15.52 (0.09) | ||
| K magnitude | 15.87 (0.3) | 15.87 (0.3) | ||
| u magnitude | 16.44 (0.006) | 16.44 (0.006) | ||
| g magnitude | 16.30 (0.003) | 16.30 (0.003) | ||
| r magnitude | 16.34 (0.004) | 16.34 (0.004) | ||
| i magnitude | 16.37 (0.004) | 16.37 (0.004) | ||
| z magnitude | 16.41 (0.009) | 16.40 (0.009) | ||
| G magnitude | 16.25 (0.0005) | 16.24 (0.003) | ||
| BP magnitude | 16.29 (0.004) | |||
| RP magnitude | 16.04 (0.002) | |||
| Pan g magnitude | 16.32 (0.006) | |||
| Pan r magnitude | 16.33 (0.003) | |||
| Pan i magnitude | 16.38 (0.002) | |||
| Pan z magnitude | 16.44 (0.003) | |||
| Pan y magnitude | 16.46 (0.01) | |||
| E(B-V) | 0.022 | |||
* 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.