Gaia DR2 4479342339285057408
All names: WDJ18322.83+085636.24, Gaia DR3 4479342339285057408, Gaia EDR3 4479342339285057408, WDJ183202.83+085636.24, J183202.83+085636.24, GALEX J183202.8+085635, Gaia DR2 4479342339285057408, J1832+0856, PSO J278.0118+08.9433
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Jewett et al. 2024 | Kilic et al. 2023 | Kilic et al. 2021 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 18 32 02.84 (0.07) | 18 32 02.84 | 18 32 02.84 | 18 32 02.83 (0.07) | 18 32 02.84 | |||||||
| Declination | 08 56 36.18 (0.08) | 08 56 36.18 | 08 56 36.18 | 08 56 36.24 (0.08) | 08 56 36.18 | |||||||
| Spectral type | DBA | DBA | DBA | DB | DBA | |||||||
| Effective temperature | [K] | 34056.0 (1013) | 34210.0 (1020) | 34210.0 (1020) | 26961.0 | 37163.0 (1670) | ||||||
| log(g) | [cgs] | 9.39 | 9.39 (0.02) | 9.31 | 9.44 (0.03) | |||||||
| Mass | [M☉] | 1.318 (0.004) | 1.319 (0.004) | 1.319 (0.004) | 1.306 | 1.339 (0.01) | ||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.2100 (0.02) | 0.2000 (0.02) | 0.2000 (0.02) | 0.3803 | |||||||
| log(H/He) | -5.0 | |||||||||||
| 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] | 13.24 (0.1) | 13.43 (0.2) | 13.24 | 13.24 (0.1) | 13.43 (0.2) | ||||||
| Distance | [pc] | 75.55 (0.6) | 74.48 (1) | 75.55 | 75.55 (0.6) | 74.48 (1) | ||||||
| Composition | He | He | He | |||||||||
| Proper motion (right ascension) | [mas/yr] | 7.765595521 (0.09) | 8.065230938 (0.2) | 7.766 (0.09) | 8.065230938 | |||||||
| Proper motion (declination) | [mas/yr] | -3.834977793 (0.1) | -3.623228507 (0.2) | -3.835 (0.1) | -3.623228507 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | ||||||||||||
| g magnitude | 16.84 (0.006) | |||||||||||
| r magnitude | 17.27 (0.01) | |||||||||||
| i magnitude | 17.59 (0.006) | |||||||||||
| z magnitude | 17.86 (0.02) | |||||||||||
| G magnitude | 17.01 (0.007) | 17.05 | 17.01 | 17.01 (0.003) | 17.05 | |||||||
| BP magnitude | 16.87 (0.007) | 16.77 | 16.77 | |||||||||
| RP magnitude | 17.27 (0.01) | 17.29 | 17.29 | |||||||||
| Pan g magnitude | 16.84 (0.005) | |||||||||||
| Pan r magnitude | 17.27 (0.01) | |||||||||||
| Pan i magnitude | 17.59 (0.006) | |||||||||||
| Pan z magnitude | 17.86 (0.02) | |||||||||||
| Pan y magnitude | 18.08 (0.006) | |||||||||||
| E(B-V) | 0.005 | |||||||||||
* 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
