All names: Gaia EDR3 5737143547934784384, 2MASS J09002844-1104389, TIC 47331912, DENIS J090028.4-110438, Gaia DR3 5737143547934784384, GALEX J090028.5-110438, GALEXJ09004-1104, WISEA J090028.43-110439.1, UCAC2 27834404, Gaia DR2 5737143547934784384, UCAC4 395-045518, WISE J090028.44-110439.1
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 09 00 28.44 (0.03) | 09 00 28.48 | 09 00 28.44 (0.03) | ||
| Declination | -11 04 38.98 (0.02) | -11 04 39.66 | -11 04 39.01 (0.02) | ||
| Spectral type | sdB | 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] | 1.23 (0.04) | 1.17 (0.06) | 1.23 (0.04) | |
| Distance | [pc] | 813.27 (25) | 855.36 (44) | 813.27 (25) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -7.92 (0.03) | -7.743 (0.09) | -7.92 (0.03) | |
| Proper motion (declination) | [mas/yr] | 1.705 (0.02) | 1.723 (0.09) | 1.705 (0.02) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.10 (0.05) | ||||
| V magnitude | 14.31 (0.03) | ||||
| R magnitude | 14.62 (0.1) | ||||
| I magnitude | 14.58 (0.03) | ||||
| J magnitude | 14.91 (0.04) | 14.91 (0.04) | |||
| H magnitude | 15.07 (0.07) | 15.07 (0.07) | |||
| K magnitude | 15.12 (0.1) | 15.12 (0.1) | |||
| u magnitude | |||||
| g magnitude | 14.07 (0.03) | ||||
| r magnitude | 14.53 (0.07) | ||||
| i magnitude | 14.88 (0.1) | ||||
| z magnitude | |||||
| G magnitude | 14.28 (0.003) | 14.30 (0.0005) | 14.28 (0.003) | ||
| BP magnitude | 14.15 (0.003) | 14.10 (0.006) | |||
| RP magnitude | 14.54 (0.004) | 14.55 (0.002) | |||
| Pan g magnitude | 14.13 (0.006) | ||||
| Pan r magnitude | 14.53 (0.002) | ||||
| Pan i magnitude | 14.88 (0.002) | ||||
| Pan z magnitude | 15.15 (0.003) | ||||
| Pan y magnitude | 15.32 (0.005) | ||||
| E(B-V) | 0.037 | ||||
* 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.