All names: UCAC4 662-016157, TIC 385145643, 2MASS J03235744+4216148, Gaia DR2 240978868246214400, LAMOST J032357.44+421614.8, SDSS J032357.45+421614.9, Gaia DR3 240978868246214400, LAMOSTJ032357.44+421614.8
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 23 57.44 | 03 23 57.45 (0.03) | ||
| Declination | 42 16 14.90 | 42 16 14.93 (0.03) | ||
| Spectral type | sdOB | sdOB | ||
| Effective temperature | [K] | 37722.0 (327) | ||
| log(g) | [cgs] | 6.02 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.64 (0.06) | 0.74 (0.04) | |
| Distance | [pc] | 1570.35 (155) | 1359.06 (75) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.587 (0.1) | -3.614 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.019 (0.09) | -4.927 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.75 (0.1) | |||
| V magnitude | 15.84 (0.2) | |||
| R magnitude | 15.92 (0.2) | |||
| I magnitude | ||||
| J magnitude | 15.95 (0.08) | 15.95 (0.08) | ||
| H magnitude | 15.96 (0.2) | 15.96 (0.2) | ||
| K magnitude | 15.54 | |||
| u magnitude | 15.51 (0.006) | 15.51 (0.006) | ||
| g magnitude | 15.60 (0.004) | 15.60 (0.004) | ||
| r magnitude | 15.90 (0.005) | 15.90 (0.005) | ||
| i magnitude | 16.15 (0.005) | 16.15 (0.005) | ||
| z magnitude | 16.40 (0.009) | 16.40 (0.009) | ||
| G magnitude | 15.77 (0.0007) | 15.75 (0.003) | ||
| BP magnitude | 15.65 (0.006) | |||
| RP magnitude | 15.85 (0.004) | |||
| Pan g magnitude | 15.66 (0.005) | |||
| Pan r magnitude | 15.91 (0.004) | |||
| Pan i magnitude | 16.19 (0.003) | |||
| Pan z magnitude | 16.40 (0.004) | |||
| Pan y magnitude | 16.55 (0.004) | |||
| E(B-V) | 0.217 | |||
* 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.