CSO 627
All names: GALEX J141724.3+494127, WDJ141724.36+494127.89, SDSS J141724.26+494127.7, SDSS J141724.33+494127.8, Gaia DR3 1508482266288333952, SDSS J141724.33+494127.9, SBSS 1415+499, Gaia EDR3 1508482266288333952, J1417+4941, CSO 627, Gaia DR2 1508482266288333952, USNO-A2.0 1350-08405448
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 17 24.23 (0.05) | 14 17 24.33 | 14 17 24.23 (0.06) | 14 17 24.23 | 14 17 24.36 (0.05) | 14 17 24.23 | 14 17 24.33 | ||||||||
| Declination | 49 41 27.76 (0.05) | 49 41 27.85 | 49 41 27.76 (0.06) | 49 41 27.76 | 49 41 27.89 (0.05) | 49 41 27.76 | 49 41 27.87 | ||||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | DC | |||||||
| Effective temperature | [K] | 9691.0 (110) | 9616.0 (76) | 10247.0 | 10241.0 | 9827.0 (142) | 10315.0 (158) | ||||||||
| log(g) | [cgs] | 8.04 (0.02) | 8.00 (0.01) | 8.26 | 8.19 | 8.09 (0.02) | 9.16 (0.4) | ||||||||
| Mass | [M☉] | 0.601 (0.02) | 0.582 (0.01) | 0.76 | 0.699 | 0.635 (0.02) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||||||
| Cooling age | [Gyr] | 0.7300 | 0.8298 | 0.7791 | |||||||||||
| log(H/He) | -4.4 | -4.4 | |||||||||||||
| 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] | 11.44 (0.06) | 11.32 (0.07) | 11.32 (0.07) | 11.44 | 11.44 (0.06) | 11.32 (0.07) | ||||||||
| Distance | [pc] | 87.39 (0.5) | 88.34 (0.5) | 88.37 (0.6) | 87.39 | 87.39 (0.5) | 88.37 (0.6) | ||||||||
| Composition | He | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -76.37111126 (0.06) | -76.2885503 (0.1) | -76.371 (0.06) | -76.2885503 | ||||||||||
| Proper motion (declination) | [mas/yr] | -8.256485353 (0.07) | -8.079359427 (0.1) | -8.256 (0.07) | -8.079359427 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 17.00 | ||||||||||||||
| V magnitude | |||||||||||||||
| R magnitude | |||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 17.18 (0.02) | ||||||||||||||
| H magnitude | |||||||||||||||
| K magnitude | |||||||||||||||
| u magnitude | 17.37 (0.009) | 17.37 (0.009) | 17.37 (0.009) | 17.37 (0.009) | 17.35 (0.02) | ||||||||||
| g magnitude | 17.21 (0.005) | 17.21 (0.005) | 17.21 (0.005) | 17.24 (0.02) | |||||||||||
| r magnitude | 17.30 (0.005) | 17.30 (0.005) | 17.30 (0.005) | 17.31 (0.02) | |||||||||||
| i magnitude | 17.43 (0.006) | 17.43 (0.006) | 17.43 (0.006) | 17.42 (0.02) | |||||||||||
| z magnitude | 17.61 (0.01) | 17.61 (0.01) | 17.61 (0.01) | 17.60 (0.02) | |||||||||||
| G magnitude | 17.20 (0.005) | 17.23 | 17.20 | 17.20 (0.003) | 17.23 | ||||||||||
| BP magnitude | 17.25 (0.005) | 17.23 | 17.23 | ||||||||||||
| RP magnitude | 17.13 (0.008) | 17.13 | 17.13 | ||||||||||||
| Pan g magnitude | 17.21 (0.006) | 17.21 (0.006) | |||||||||||||
| Pan r magnitude | 17.30 (0.01) | 17.30 (0.01) | |||||||||||||
| Pan i magnitude | 17.44 (0.003) | 17.44 (0.003) | |||||||||||||
| Pan z magnitude | 17.62 (0.007) | 17.62 (0.007) | |||||||||||||
| Pan y magnitude | 17.75 (0.02) | 17.75 (0.02) | |||||||||||||
| E(B-V) | 0.009 | ||||||||||||||
* Constant surface field
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