Gaia DR2 247739176832560384
All names: SDSS J033727.06+453719.3, WDJ033727.09+453720.46, SDSS J033727.06+453719.4, Gaia DR3 247739176832560384, Gaia EDR3 247739176832560384, Gaia DR2 247739176832560384
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 37 27.03 (0.2) | 03 37 27.03 | 03 37 27.03 | 03 37 27.09 (0.2) | 03 37 27.03 | |||||
| Declination | 45 37 17.36 (0.2) | 45 37 17.46 | 45 37 17.36 | 45 37 20.46 (0.2) | 45 37 17.46 | |||||
| Spectral type | DC: | DC | ||||||||
| Effective temperature | [K] | 4879.0 | 4558.0 | 5011.0 (134) | ||||||
| log(g) | [cgs] | 7.86 | 7.63 | 7.98 (0.07) | ||||||
| Mass | [M☉] | 0.497 | 0.369 | 0.568 (0.06) | ||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 4.6420 | 3.5190 | |||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 13.65 (0.3) | 13.41 (0.4) | 13.65 | 13.65 (0.3) | 13.41 (0.4) | ||||
| Distance | [pc] | 73.26 (2) | 74.55 (2) | 73.26 | 73.26 (2) | 74.55 (2) | ||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -37.99472507 (0.4) | -38.69513223 (0.8) | -37.995 (0.4) | -38.69513223 | |||||
| Proper motion (declination) | [mas/yr] | -193.4002893 (0.3) | -193.7801501 (0.5) | -193.4 (0.3) | -193.7801501 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 21.93 (0.2) | 21.93 (0.2) | ||||||||
| g magnitude | 19.86 (0.02) | 19.86 (0.02) | ||||||||
| r magnitude | 19.18 (0.01) | 19.18 (0.01) | ||||||||
| i magnitude | 18.89 (0.01) | 18.89 (0.01) | ||||||||
| z magnitude | 18.82 (0.05) | 18.82 (0.05) | ||||||||
| G magnitude | 19.15 (0.05) | 19.18 | 19.15 | 19.15 (0.004) | 19.18 | |||||
| BP magnitude | 19.71 (0.05) | 19.64 | 19.64 | |||||||
| RP magnitude | 18.52 (0.03) | 18.45 | 18.45 | |||||||
| Pan g magnitude | 19.79 (0.01) | |||||||||
| Pan r magnitude | 19.12 (0.01) | |||||||||
| Pan i magnitude | 18.84 (0.02) | |||||||||
| Pan z magnitude | 18.80 (0.02) | |||||||||
| Pan y magnitude | 18.68 (0.03) | |||||||||
| E(B-V) | 0.002 | |||||||||
* 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
