SDSS J161736.44+100108.3

All names: SDSS J161736.43+100108.3, GALEX J161736.4+100108, SDSS J161736.44+100108.4, Gaia DR2 4453570027240735232, Gaia DR3 4453570027240735232, SDSS J161736.43+100108.4, Gaia EDR3 4453570027240735232, SDSS J161736.44+100108.3, SDSS J161736.44+100108.36

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 16 17 36.44 (0.3) 16 17 36.43 16 17 36.44 (0.4) 16 17 36.43 (0.3)
Declination 10 01 08.30 (0.2) 10 01 08.41 10 01 08.30 (0.2) 10 01 08.34 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 18532.0 23856.0 (350)
log(g) [cgs] 7.97 8.15 (0.05)
Mass [M] 0.604 0.7090000000000001 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.0889
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] 2.14 (0.4) 1.96 (0.5) 2.14 (0.4)
Distance [pc] 468.32 (87) 511.25 (139) 468.32 (87)
Composition H
Proper motion (right ascension) [mas/yr] 4.764877172 (0.4) 5.117028257 (0.7) 4.765 (0.4)
Proper motion (declination) [mas/yr] -2.680950032 (0.3) -2.611327637 (0.4) -2.681 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.22 (0.02) 19.21 (0.03) 19.22 (0.02)
g magnitude 19.26 (0.01) 19.27 (0.02) 19.26 (0.01)
r magnitude 19.62 (0.02) 19.60 (0.02) 19.62 (0.01)
i magnitude 19.91 (0.02) 19.91 (0.03) 19.91 (0.03)
z magnitude 20.16 (0.1) 20.13 (0.1) 20.16 (0.1)
G magnitude 19.44 (0.03) 19.47 19.44 (0.004)
BP magnitude 19.43 (0.03) 19.42
RP magnitude 19.60 (0.06) 19.67
Pan g magnitude 19.27 (0.01)
Pan r magnitude 19.62 (0.01)
Pan i magnitude 19.89 (0.02)
Pan z magnitude 20.15 (0.04)
Pan y magnitude 20.42 (0.06)
E(B-V) 0.042

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.