All names: Gaia DR2 4572667133897294336, SDSS J165533.60+244114.3, PSO J165533.609+244114.157
Parameter | Unit | MWDD H | Pan-STARRS DR1 | Gaia DR2 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|
Right ascension | 16 55 33.61 (0.3) | 16 55 33.60 | 16 55 33.60 | 16 55 33.60 | |||
Declination | 24 41 13.96 (0.4) | 24 41 14.30 | 24 41 14.28 | 24 41 14.28 | |||
Spectral type | DA | DA | DA | ||||
Effective temperature | [K] | 16414.0 | 18162.0 (484) | ||||
log(g) | [cgs] | 7.40 | 7.84 (0.1) | ||||
Mass | [M☉] | 0.348 | 0.54 (0.05) | ||||
log(Luminosity) | [L☉] | ||||||
Cooling age | [Gyr] | 0.0705 | |||||
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] | 1.28 (0.4) | |||||
Distance | [pc] | 780.65 (261) | |||||
Composition | H | ||||||
Proper motion (right ascension) | [mas/yr] | 14.77531003 (0.6) | |||||
Proper motion (declination) | [mas/yr] | -24.3891587 (0.8) | |||||
Variability | |||||||
Magnetic | |||||||
Bd | [MG] | ||||||
Infrared excess (disk) | |||||||
Binarity | |||||||
B magnitude | |||||||
V magnitude | |||||||
R magnitude | |||||||
I magnitude | |||||||
J magnitude | |||||||
H magnitude | |||||||
K magnitude | |||||||
u magnitude | 19.99 (0.04) | 19.92 | 19.92 (0.05) | ||||
g magnitude | 19.77 (0.01) | 19.78 | 19.78 (0.02) | ||||
r magnitude | 20.11 (0.02) | 20.08 | 20.08 (0.03) | ||||
i magnitude | 20.34 (0.04) | 20.37 | 20.37 (0.04) | ||||
z magnitude | 20.49 (0.2) | 20.49 | 20.49 (0.2) | ||||
G magnitude | 19.99 | ||||||
BP magnitude | 19.85 | ||||||
RP magnitude | 20.08 | ||||||
Pan g magnitude | 19.82 (0.01) | ||||||
Pan r magnitude | 20.08 (0.01) | ||||||
Pan i magnitude | 20.39 (0.03) | ||||||
Pan z magnitude | 20.67 (0.02) | ||||||
Pan y magnitude |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.