Gaia DR2 1921255247935490944
All names: SDSS J235103.30+410317.7, WDJ235103.30+410317.82, SDSS J235103.30+410317.8, Gaia DR3 1921255247935490944, Gaia DR2 1921255247935490944, J2351+4103, GALEX J235103.3+410318, WDJ23513.3+410317.81, Gaia EDR3 1921255247935490944
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 51 03.31 (0.2) | 23 51 03.31 | 23 51 03.31 | 23 51 03.30 (0.2) | 23 51 03.31 | |||||||
| Declination | 41 03 17.65 (0.1) | 41 03 17.65 | 41 03 17.65 | 41 03 17.82 (0.1) | 41 03 17.65 | |||||||
| Spectral type | DC | DC | DC | DC | ||||||||
| Effective temperature | [K] | 7108.0 (92) | 7101.0 (93) | 7654.0 | 7404.0 | 7044.0 (210) | ||||||
| log(g) | [cgs] | 8.29 (0.05) | 8.29 (0.05) | 8.51 | 8.43 | 8.25 (0.05) | ||||||
| Mass | [M☉] | 0.758 (0.04) | 0.757 (0.04) | 0.921 | 0.855 | 0.733 (0.05) | ||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 2.7300 | 3.1420 | 3.0590 | ||||||||
| log(H/He) | -3.4 | -3.4 | ||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| log(N/He) | ||||||||||||
| log(O/He) | ||||||||||||
| log(Na/He) | ||||||||||||
| log(Mg/He) | ||||||||||||
| log(Al/He) | ||||||||||||
| log(Si/He) | ||||||||||||
| log(P/He) | ||||||||||||
| log(S/He) | ||||||||||||
| log(Cl/He) | ||||||||||||
| log(Sc/He) | ||||||||||||
| log(Ti/He) | ||||||||||||
| log(V/He) | ||||||||||||
| log(Cr/He) | ||||||||||||
| log(Mn/He) | ||||||||||||
| log(Fe/He) | ||||||||||||
| log(Co/He) | ||||||||||||
| log(Ni/He) | ||||||||||||
| log(Cu/He) | ||||||||||||
| log(Zn/He) | ||||||||||||
| log(Ga/He) | ||||||||||||
| log(Ge/He) | ||||||||||||
| log(Sr/He) | ||||||||||||
| Parallax | [mas] | 9.72 (0.2) | 10.07 (0.4) | 10.07 (0.4) | 9.72 | 9.72 (0.2) | 10.07 (0.4) | |||||
| Distance | [pc] | 102.84 (3) | 99.30 (4) | 99.34 (4) | 102.84 | 102.84 (3) | 99.34 (4) | |||||
| Composition | He | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 5.657400557 (0.2) | 5.628770363 (0.4) | 5.657 (0.2) | 5.628770363 | |||||||
| Proper motion (declination) | [mas/yr] | -10.99816462 (0.2) | -10.8322607 (0.3) | -10.998 (0.2) | -10.8322607 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 18.43 (0.08) | |||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 19.47 (0.03) | 19.49 (0.03) | 19.52 (0.03) | |||||||||
| g magnitude | 19.02 (0.009) | 19.05 (0.01) | ||||||||||
| r magnitude | 18.90 (0.01) | 18.90 (0.01) | ||||||||||
| i magnitude | 18.89 (0.01) | 18.93 (0.01) | ||||||||||
| z magnitude | 19.02 (0.04) | 18.98 (0.04) | ||||||||||
| G magnitude | 18.87 (0.03) | 18.90 | 18.87 | 18.87 (0.003) | 18.90 | |||||||
| BP magnitude | 19.00 (0.03) | 18.97 | 18.97 | |||||||||
| RP magnitude | 18.61 (0.02) | 18.60 | 18.60 | |||||||||
| Pan g magnitude | 19.01 (0.01) | 19.01 (0.01) | ||||||||||
| Pan r magnitude | 18.91 (0.02) | 18.91 (0.02) | ||||||||||
| Pan i magnitude | 18.93 (0.005) | 18.93 (0.006) | ||||||||||
| Pan z magnitude | 19.02 (0.02) | 19.02 (0.02) | ||||||||||
| Pan y magnitude | 18.95 (0.05) | 18.95 (0.05) | ||||||||||
| E(B-V) | 0.013 | |||||||||||
* 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
