SDSS J203016.13+765022.7
All names: SDSS J203016.13+765022.7, SDSS J203016.12+765022.6, Gaia DR3 2290326838562227840, GALEX J203016.0+765023, Gaia EDR3 2290326838562227840, Gaia DR2 2290326838562227840, SDSS J203016.10+765022.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Hardy et al. 2023a | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 20 30 16.04 (0.5) | 20 30 16.11 | 20 30 16.04 (0.6) | 20 30 16.15 (0.5) | 20 30 16.13 | ||||||
| Declination | 76 50 22.70 (0.4) | 76 50 22.65 | 76 50 22.70 (0.6) | 76 50 22.66 (0.4) | 76 50 22.67 | ||||||
| Spectral type | DA | DAH | DAH | DAH | DA | ||||||
| Effective temperature | [K] | 12594.2 (252) | 8525.0 | 13277.0 (1567) | |||||||
| log(g) | [cgs] | (0.2) | 5.90 | 7.72 (0.3) | |||||||
| Mass | [M☉] | 0.2344025627505209 (0.1) | 0.036 | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| log(C/H) | |||||||||||
| log(N/H) | |||||||||||
| log(O/H) | |||||||||||
| log(Na/H) | |||||||||||
| log(Mg/H) | |||||||||||
| log(Al/H) | |||||||||||
| log(Si/H) | |||||||||||
| log(P/H) | |||||||||||
| log(S/H) | |||||||||||
| log(Sc/H) | |||||||||||
| log(Ti/H) | |||||||||||
| log(Cr/H) | |||||||||||
| log(Mn/H) | |||||||||||
| log(Fe/H) | |||||||||||
| log(Ni/H) | |||||||||||
| Parallax | [mas] | 2.08 (0.4) | 1.10 (0.5) | 2.08 (0.4) | |||||||
| Distance | [pc] | 480.25 (93) | 909.39 (442) | 480.24 (93) | |||||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -23.78771329 (0.6) | -22.0421912 (1) | -23.788 (0.6) | |||||||
| Proper motion (declination) | [mas/yr] | 2.412464774 (0.5) | 3.306271423 (1) | 2.412 (0.5) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.89 (0.1) | 20.89 (0.1) | 21.03 (0.1) | ||||||||
| g magnitude | 20.28 (0.02) | 20.28 (0.02) | 20.31 (0.02) | ||||||||
| r magnitude | 20.31 (0.04) | 20.31 (0.04) | 20.35 (0.04) | ||||||||
| i magnitude | 20.48 (0.07) | 20.48 (0.07) | 20.37 (0.05) | ||||||||
| z magnitude | 20.53 (0.3) | 20.53 (0.3) | 21.03 (0.4) | ||||||||
| G magnitude | 20.28 (0.08) | 20.34 | 20.28 (0.006) | ||||||||
| BP magnitude | 20.36 (0.08) | 20.54 | |||||||||
| RP magnitude | 19.94 (0.08) | 20.07 | |||||||||
| Pan g magnitude | 20.30 (0.02) | ||||||||||
| Pan r magnitude | 20.31 (0.02) | ||||||||||
| Pan i magnitude | 20.48 (0.04) | ||||||||||
| Pan z magnitude | 20.54 (0.07) | ||||||||||
| Pan y magnitude | 20.06 (0.2) | ||||||||||
| E(B-V) | 0.167 | ||||||||||
* 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
