SDSS J161555.90+100252.2

All names: SDSS J161555.90+100252.2, GALEX J161555.9+100252, Gaia DR2 4453211930048424448, Gaia EDR3 4453211930048424448, SDSS J161555.89+100252.1, Gaia DR3 4453211930048424448

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 15 55.88 (0.2) 16 15 55.90 16 15 55.88 (0.3) 16 15 55.88 16 15 55.91 (0.2) 16 15 55.90
Declination 10 02 52.15 (0.2) 10 02 52.21 10 02 52.15 (0.2) 10 02 52.15 10 02 52.15 (0.2) 10 02 52.22
Spectral type DA DA DA DA DA
Effective temperature [K] 7321.0 7478.0 (324) 7201.0 (78)
log(g) [cgs] 8.15 8.25 (0.08) 7.98 (0.1)
Mass [M] 0.685 0.75 (0.07) 0.583 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 1.6760
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] 7.50 (0.3) 7.29 (0.4) 7.50 7.50 (0.3)
Distance [pc] 133.27 (5) 137.17 (7) 133.27 133.27 (5)
Composition H
Proper motion (right ascension) [mas/yr] -36.42575898 (0.2) -35.89116642 (0.5) -36.426 (0.2)
Proper motion (declination) [mas/yr] 0.155030233 (0.2) 0.235211218 (0.3) 0.155 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.89 (0.04) 19.89 (0.04) 19.90 (0.04)
g magnitude 19.35 (0.01) 19.35 (0.01) 19.38 (0.02)
r magnitude 19.22 (0.01) 19.22 (0.01) 19.22 (0.02)
i magnitude 19.19 (0.02) 19.19 (0.01) 19.19 (0.02)
z magnitude 19.20 (0.05) 19.20 (0.05) 19.23 (0.05)
G magnitude 19.17 (0.04) 19.21 19.17 19.17 (0.004)
BP magnitude 19.42 (0.04) 19.37
RP magnitude 18.96 (0.03) 18.92
Pan g magnitude 19.32 (0.005)
Pan r magnitude 19.20 (0.005)
Pan i magnitude 19.20 (0.01)
Pan z magnitude 19.25 (0.01)
Pan y magnitude 19.22 (0.06)
E(B-V) 0.017

* 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.