All names: [VKN2011] J040105.4-322348, GALEX J040105.3-322346, Gaia EDR3 4883474679951350656, Gaia DR2 4883474679951350656, PPM 279733, CPD-32 450, GALEX J040105.3-322348, RAVE J040105.3-322346, EC 03591-3232, EC03591-3232, TYC 7030-240-1, 2MASS J04010531-3223459, Gaia DR3 4883474679951350656, CD-32 1567, TIC 166933207, GSC 07030-00240
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 04 01 05.35 (0.02) | 04 01 05.31 | 04 01 05.31 (0.02) | ||
| Declination | -32 23 46.06 (0.03) | -32 23 46.14 | -32 23 46.03 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 28000.0 (1100) | |||
| log(g) | [cgs] | 5.55 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 5.43 (0.04) | 5.46 (0.06) | 5.43 (0.04) | |
| Distance | [pc] | 184.20 (1) | 183.17 (2) | 184.20 (1) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 32.688 (0.03) | 32.661 (0.08) | 32.688 (0.03) | |
| Proper motion (declination) | [mas/yr] | -2.17 (0.04) | -2.074 (0.1) | -2.17 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 11.02 (0.05) | ||||
| V magnitude | 11.24 (0.07) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 11.79 (0.02) | 11.79 (0.02) | |||
| H magnitude | 11.94 (0.02) | 11.94 (0.02) | |||
| K magnitude | 12.02 (0.03) | 12.02 (0.03) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 11.15 (0.003) | 11.16 (0.0009) | 11.15 (0.003) | ||
| BP magnitude | 11.02 (0.003) | 10.99 (0.006) | |||
| RP magnitude | 11.42 (0.004) | 11.42 (0.002) | |||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | 16.86 (0.2) | ||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.003 | ||||
* 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.