All names: Gaia EDR3 698565611673333504, TIC 117418236, SDSS J091018.78+292147.9, 2MASS J09101881+2921481, Gaia DR3 698565611673333504, Gaia DR2 698565611673333504, GALEX J091018.8+292148
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Sayres et al. 2012 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 09 10 18.75 (0.03) | 09 10 18.75 (0.09) | 09 10 18.81 | 09 10 18.80 (0.03) | ||
| Declination | 29 21 47.38 (0.03) | 29 21 47.40 (0.07) | 29 21 48.10 | 29 21 48.10 (0.03) | ||
| Spectral type | sd | 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] | 0.84 (0.03) | 0.86 (0.07) | 0.84 (0.03) | ||
| Distance | [pc] | 1188.94 (47) | 1166.45 (95) | 1188.92 (47) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -38.14490368 (0.04) | -38.026 (0.1) | -38.145 (0.04) | ||
| Proper motion (declination) | [mas/yr] | -44.77475946 (0.03) | -44.86 (0.1) | -44.775 (0.03) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 13.69 (0.002) | 13.69 (0.02) | ||||
| H magnitude | 13.40 (0.02) | 13.40 (0.02) | ||||
| K magnitude | 13.38 (0.04) | 13.38 (0.04) | ||||
| u magnitude | 16.96 (0.007) | 15.76 (0.005) | ||||
| g magnitude | 16.07 (0.004) | 14.87 (0.003) | ||||
| r magnitude | (0.004) | 14.59 (0.003) | ||||
| i magnitude | 15.66 (0.004) | 14.49 (0.004) | ||||
| z magnitude | 15.62 (0.006) | 14.48 (0.004) | ||||
| G magnitude | 14.59 (0.001) | 14.60 | 14.59 (0.003) | |||
| BP magnitude | 14.84 (0.001) | 14.85 | ||||
| RP magnitude | 14.17 (0.002) | 14.18 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.024 | |||||
* 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.