All names: SDSS J111621.61+390254.4, SDSSJ111621.61+390254.4, CSO 1155, Gaia DR2 764310046166678400, Gaia EDR3 764310046166678400, Gaia DR3 764310046166678400, SDSS J111621.61+390254.3, LAMOST J111621.61+390254.2, SDSS J111621.61+390254.31
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Geier 2020 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 16 21.62 (0.08) | 11 16 21.62 | 11 16 21.61 | 11 16 21.63 (0.08) | ||||
| Declination | 39 02 54.29 (0.1) | 39 02 54.40 | 39 02 54.40 | 39 02 54.44 (0.1) | ||||
| Spectral type | sdB | sdB | sdB | |||||
| Effective temperature | [K] | 27421.0 (1256) | 29560.0 (243) | |||||
| log(g) | [cgs] | 5.54 (0.2) | 5.53 (0.05) | |||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.13 (0.2) | -0.07 (0.3) | 0.13 (0.2) | ||||
| Distance | [pc] | 7415.29 (9521) | 7412.90 (9512) | |||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -5.722070344 (0.1) | -5.798 (0.3) | -5.722 (0.1) | ||||
| Proper motion (declination) | [mas/yr] | -9.087484445 (0.2) | -9.165 (0.3) | -9.087 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 17.63 (0.01) | 17.63 (0.01) | 17.66 (0.02) | 17.63 (0.01) | ||||
| g magnitude | 17.73 (0.005) | 17.73 (0.005) | 17.75 (0.02) | 17.73 (0.005) | ||||
| r magnitude | 18.21 (0.008) | 18.21 (0.008) | 18.24 (0.02) | 18.21 (0.008) | ||||
| i magnitude | 18.54 (0.01) | 18.54 (0.01) | 18.55 (0.02) | 18.54 (0.01) | ||||
| z magnitude | 18.84 (0.05) | 18.84 (0.05) | 18.86 (0.05) | 18.84 (0.05) | ||||
| G magnitude | 18.00 (0.01) | 18.03 (0.003) | 18.00 (0.003) | |||||
| BP magnitude | 17.89 (0.01) | 17.84 (0.02) | ||||||
| RP magnitude | 18.27 (0.03) | 18.25 (0.03) | ||||||
| Pan g magnitude | 17.81 (0.007) | 17.80 (0.007) | ||||||
| Pan r magnitude | 18.23 (0.004) | 18.23 (0.004) | ||||||
| Pan i magnitude | 18.57 (0.005) | 18.57 (0.005) | ||||||
| Pan z magnitude | 18.82 (0.01) | 18.82 (0.01) | ||||||
| Pan y magnitude | 18.98 (0.02) | 18.98 (0.02) | ||||||
| E(B-V) | 0.016 | |||||||
* 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.