WD 2309+009
All names: Gaia DR3 2657464388235582336, Gaia EDR3 2657464388235582336, GALEX J231229.8+011333, SDSS J231229.94+011332.9, Gaia DR2 2657464388235582336, SDSS J231229.93+011332.9, SDSS J231229.94+011332.6, SDSS J231229.94+011333.0, WD 2309+009, SDSS J231229.93+011332.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 12 29.95 (0.3) | 23 12 29.95 | 23 12 29.95 (0.4) | 23 12 29.94 (0.3) | 23 12 29.93 | 23 12 28.51 | 23 12 29.94 | 23 12 29.94 | |||||
| Declination | 01 13 32.40 (0.2) | 01 13 32.65 | 01 13 32.42 (0.3) | 01 13 33.00 (0.2) | 01 13 32.88 | 01 13 31.80 | 01 13 32.94 | 01 13 32.95 | |||||
| Spectral type | DA | DA | DA | DA6.0 | DA | DA | |||||||
| Effective temperature | [K] | 8352.0 | 8326.0 (100) | 8047.0 (119) | 8393.0 (95) | ||||||||
| log(g) | [cgs] | 7.94 | 8.40 (0.3) | 8.02 (0.3) | 8.56 (0.2) | ||||||||
| Mass | [M☉] | 0.562 | 0.607 (0.2) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.8857 | |||||||||||
| 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] | 4.70 (0.3) | 4.72 (0.4) | 4.70 (0.3) | |||||||||
| Distance | [pc] | 212.67 (14) | 211.88 (20) | 212.68 (14) | |||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 15.59628464 (0.3) | 16.2374358 (0.9) | 15.596 (0.3) | 21.1 | 19.0 | |||||||
| Proper motion (declination) | [mas/yr] | -37.40084091 (0.3) | -37.22319555 (0.6) | -37.401 (0.3) | -37.2 | -36.0 | |||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | |||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 19.96 (0.04) | 19.96 (0.04) | 19.95 (0.04) | 19.94 | 19.96 (0.04) | 19.94 (0.04) | |||||||
| g magnitude | 19.45 (0.01) | 19.45 (0.01) | 19.46 (0.02) | 19.47 | 19.48 (0.02) | 19.47 (0.02) | |||||||
| r magnitude | 19.43 (0.01) | 19.43 (0.01) | 19.43 (0.02) | 19.43 | 19.43 (0.02) | 19.43 (0.02) | |||||||
| i magnitude | 19.47 (0.02) | 19.47 (0.02) | 19.41 (0.02) | 19.42 | 19.41 (0.02) | 19.42 (0.02) | |||||||
| z magnitude | 19.42 (0.06) | 19.42 (0.06) | 19.42 (0.07) | 19.42 | 19.41 (0.07) | 19.42 (0.07) | |||||||
| G magnitude | 19.38 (0.05) | 19.41 | 19.38 (0.004) | ||||||||||
| BP magnitude | 19.54 (0.05) | 19.58 | |||||||||||
| RP magnitude | 19.22 (0.06) | 19.25 | |||||||||||
| Pan g magnitude | 19.43 (0.009) | ||||||||||||
| Pan r magnitude | 19.39 (0.01) | ||||||||||||
| Pan i magnitude | 19.45 (0.01) | ||||||||||||
| Pan z magnitude | 19.57 (0.02) | ||||||||||||
| Pan y magnitude | 19.61 (0.03) | ||||||||||||
| E(B-V) | 0.043 | ||||||||||||
* Constant surface field
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