SDSS J152218.49-012212.4
All names: Gaia DR3 4415353378176957568, Gaia DR2 4415353378176957568, Gaia EDR3 4415353378176957568, SDSS J152218.49-012212.4
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | MWDD HE | Gaia DR2 | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 22 18.49 (0.7) | 15 22 18.49 | 15 22 18.49 (0.8) | 15 22 18.49 (0.7) | 15 22 18.49 | ||||
| Declination | -01 22 12.40 (0.7) | -01 22 12.41 | -01 22 12.40 (0.7) | -01 22 12.37 (0.7) | -01 22 12.41 | ||||
| Spectral type | sd | sd | sd | SD_auto | |||||
| Effective temperature | [K] | 9714.0 | 10731.0 | 15291.0 (719) | |||||
| log(g) | [cgs] | 6.57 | 6.64 | 5.06 (0.07) | |||||
| Mass | [M☉] | 0.138 | 0.138 | ||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | -0.35 (0.7) | -0.95 (0.9) | ||||||
| Distance | [pc] | ||||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -0.335875566 (1) | -1.902659369 (2) | -0.336 (1) | 4.3 | ||||
| Proper motion (declination) | [mas/yr] | -1.955179739 (1) | -2.378421494 (2) | -1.955 (1) | -13.6 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 21.03 (0.09) | 21.00 (0.1) | 20.97 (0.1) | ||||||
| g magnitude | 20.32 (0.02) | 20.33 (0.02) | 20.33 (0.02) | ||||||
| r magnitude | 20.43 (0.03) | 20.44 (0.03) | 20.42 (0.03) | ||||||
| i magnitude | 20.81 (0.06) | 20.81 (0.06) | 20.81 (0.06) | ||||||
| z magnitude | 20.71 (0.2) | 20.71 (0.3) | 20.62 (0.2) | ||||||
| G magnitude | 20.37 (0.1) | 20.44 | 20.37 (0.009) | ||||||
| BP magnitude | 20.44 (0.1) | 20.53 | |||||||
| RP magnitude | 20.57 (0.1) | 20.48 | |||||||
| Pan g magnitude | 20.32 (0.02) | ||||||||
| Pan r magnitude | 20.43 (0.02) | ||||||||
| Pan i magnitude | 20.66 (0.02) | ||||||||
| Pan z magnitude | 20.67 (0.05) | ||||||||
| Pan y magnitude | 20.48 (0.2) | ||||||||
| E(B-V) | |||||||||
* Constant surface field
Special notes:
Spectra
Controls
Normalize at:
Normalize by mean flux
Range:
x:
to
y:
to
Spectra available:
Spectra without link are available upon request
Absorption lines
Photometric filters
BVRI
ugriz
Photometric fit
