SDSS J064056.42+842802.2
All names: SDSS J064056.42+842802.2, Gaia DR3 1149979353227088640, Gaia DR2 1149979348937726336, Gaia EDR3 1149979353227088640, GALEX J064056.2+842801, SDSS J064056.41+842802.1, SDSS J064056.42+842802.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 06 40 56.49 (0.4) | 06 40 56.42 | 06 40 56.49 (0.4) | 06 40 56.35 (0.4) | 06 40 56.42 | |||||
| Declination | 84 28 02.19 (0.3) | 84 28 02.18 | 84 28 02.19 (0.5) | 84 28 02.13 (0.3) | 84 28 02.18 | |||||
| Spectral type | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 12094.0 | 14991.0 (504) | |||||||
| log(g) | [cgs] | 7.36 | 7.97 (0.09) | |||||||
| Mass | [M☉] | 0.316 | 0.596 (0.05) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | 0.1864 | ||||||||
| 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] | 1.37 (0.4) | 1.59 (0.5) | 1.37 (0.4) | ||||||
| Distance | [pc] | 728.07 (215) | 630.51 (210) | 728.07 (215) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 12.74981426 (0.7) | 12.76858247 (0.9) | 12.75 (0.7) | ||||||
| Proper motion (declination) | [mas/yr] | 3.850635001 (0.5) | 5.234936636 (0.9) | 3.851 (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 | 20.26 (0.07) | 20.26 (0.07) | 20.32 (0.07) | |||||||
| g magnitude | 19.92 (0.02) | 19.92 (0.02) | 19.97 (0.02) | |||||||
| r magnitude | 20.15 (0.03) | 20.15 (0.03) | 20.22 (0.03) | |||||||
| i magnitude | 20.36 (0.06) | 20.36 (0.06) | 20.44 (0.06) | |||||||
| z magnitude | 20.39 (0.2) | 20.39 (0.2) | 20.39 (0.2) | |||||||
| G magnitude | 20.07 (0.05) | 20.12 | 20.07 (0.005) | |||||||
| BP magnitude | 20.05 (0.05) | 20.03 | ||||||||
| RP magnitude | 19.97 (0.07) | 20.19 | ||||||||
| Pan g magnitude | 19.92 (0.02) | |||||||||
| Pan r magnitude | 20.15 (0.04) | |||||||||
| Pan i magnitude | 20.31 (0.04) | |||||||||
| Pan z magnitude | 20.56 (0.3) | |||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.055 | |||||||||
* Constant surface field
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