GD 195
All names: TIC 172747569, Gaia DR2 1199705488147772544, WIRED J160746.21+173720.7, SDSS J160746.21+173720.7, 2MASS J16074622+1737217, Gaia DR3 1199705488147772544, SDSS J160746.21+173720.8, WD 1605+177, Gaia EDR3 1199705488147772544, GD 195, KUV 16055+1745, GEN# +6.10060195
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 16 07 46.23 (0.1) | 16 07 46.21 | 16 07 46.23 (0.1) | 16 07 46.23 | 16 07 46.21 (0.1) | 16 07 46.03 | 16 07 46.21 | ||||||
| Declination | 17 37 19.36 (0.1) | 17 37 20.76 | 17 37 19.42 (0.1) | 17 37 19.36 | 17 37 21.29 (0.1) | 17 37 22.44 | 17 37 20.76 | ||||||
| Spectral type | DA | DA | DA | DA3.5 | DA | DA | DA | ||||||
| Effective temperature | [K] | 10695.0 | 14590.0 (277) | 11354.0 (132) | 11683.0 (89) | ||||||||
| log(g) | [cgs] | 7.66 | 7.82 (0.05) | 7.76 (0.02) | 8.23 (0.03) | ||||||||
| Mass | [M☉] | 0.425 | 0.51 (0.03) | 0.474 (0.01) | 0.738 (0.02) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.3373 | |||||||||||
| 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] | 9.51 (0.1) | 9.44 (0.2) | 9.51 | 9.51 (0.1) | ||||||||
| Distance | [pc] | 105.13 (2) | 105.91 (2) | 134.00 | 105.13 | 105.13 (2) | |||||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 19.20167023 (0.1) | 19.69216247 (0.2) | 19.202 (0.1) | |||||||||
| Proper motion (declination) | [mas/yr] | -120.5714162 (0.1) | -120.2651132 (0.2) | -120.571 (0.1) | |||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 16.85 | ||||||||||||
| V magnitude | 16.70 | ||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.75 (0.1) | ||||||||||||
| H magnitude | 16.61 (0.1) | ||||||||||||
| K magnitude | 16.49 (0.2) | ||||||||||||
| u magnitude | 17.02 (0.009) | 17.02 (0.009) | 17.04 (0.02) | ||||||||||
| g magnitude | 16.54 (0.004) | 16.54 (0.004) | 16.54 (0.02) | ||||||||||
| r magnitude | 16.72 (0.004) | 16.72 (0.004) | 16.72 (0.01) | ||||||||||
| i magnitude | 16.88 (0.005) | 16.88 (0.005) | 16.87 (0.01) | ||||||||||
| z magnitude | 17.08 (0.01) | 17.08 (0.01) | 17.09 (0.02) | ||||||||||
| G magnitude | 16.63 (0.003) | 16.63 | 16.63 | 16.63 (0.003) | |||||||||
| BP magnitude | 16.64 (0.003) | 16.63 | |||||||||||
| RP magnitude | 16.60 (0.004) | 16.59 | |||||||||||
| Pan g magnitude | 16.56 (0.001) | ||||||||||||
| Pan r magnitude | 16.71 (0.004) | ||||||||||||
| Pan i magnitude | 16.90 (0.005) | ||||||||||||
| Pan z magnitude | 17.08 (0.005) | ||||||||||||
| Pan y magnitude | 17.20 (0.02) | ||||||||||||
| E(B-V) | 0.016 | ||||||||||||
* Constant surface field
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