SDSS J091620.11+054802.6

All names: Gaia DR2 579835153490062976, SDSS J091620.10+054802.6, J0916+0548, WDJ091620.11+054802.77, WIRED J091620.10+054802.6, SDSS J091620.11+054802.6, Gaia EDR3 579835153490062976, Gaia DR3 579835153490062976, SDSS J091620.10+054802.7, LAMOST J091620.10+054802.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 16 20.08 (0.09) 09 16 20.10 09 16 20.09 (0.1) 09 16 20.08 09 16 20.11 (0.09) 09 16 20.09 09 16 20.11
Declination 05 48 02.07 (0.07) 05 48 02.70 05 48 02.09 (0.1) 05 48 02.07 05 48 02.77 (0.07) 05 48 02.09 05 48 02.65
Spectral type DA DA DA DA DA DA DA DA
Effective temperature [K] 6330.0 (28) 6397.0 (25) 6329.0 (28) 6354.0 6407.0 (72) 6309.0 (14)
log(g) [cgs] 8.03 (0.01) 8.06 (0.01) 8.03 (0.01) 8.03 8.06 (0.02) 7.69 (0.08)
Mass [M] 0.606 (0.009) 0.625 (0.01) 0.604 (0.01) 0.61 0.627 (0.02) 0.449 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 2.1500 2.0680
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] 17.56 (0.1) 17.53 (0.1) 17.53 (0.1) 17.56 17.56 (0.1) 17.53 (0.1)
Distance [pc] 56.95 (0.3) 57.05 (0.4) 57.05 (0.4) 56.95 56.95 (0.3) 57.05 (0.4)
Composition H H H
Proper motion (right ascension) [mas/yr] -19.77376867 (0.1) -19.61547135 (0.3) -19.774 (0.1) -19.61547135
Proper motion (declination) [mas/yr] -43.85955992 (0.09) -43.97629167 (0.2) -43.86 (0.09) -43.97629167
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.90 (0.02) 16.91 (0.02)
H magnitude 16.53 (0.02) 16.53 (0.02)
K magnitude 16.51 (0.04) 16.51 (0.04)
u magnitude 18.66 (0.02) 18.63 (0.02) 18.66 (0.02) 18.66 (0.02) 18.66 (0.02)
g magnitude 17.93 (0.006) 17.93 (0.006) 17.93 (0.006) 17.94 (0.03)
r magnitude 17.61 (0.005) 17.61 (0.005) 17.61 (0.005) 17.60 (0.01)
i magnitude 17.51 (0.006) 17.51 (0.006) 17.51 (0.006) 17.50 (0.02)
z magnitude 17.52 (0.01) 17.52 (0.01) 17.52 (0.01) 17.52 (0.02)
G magnitude 17.62 (0.01) 17.64 17.62 17.62 (0.003) 17.64
BP magnitude 17.89 (0.01) 17.90 17.90
RP magnitude 17.23 (0.01) 17.22 17.22
Pan g magnitude 17.88 (0.005) 17.88 (0.004)
Pan r magnitude 17.63 (0.005) 17.63 (0.005)
Pan i magnitude 17.55 (0.004) 17.55 (0.004)
Pan z magnitude 17.54 (0.007) 17.54 (0.007)
Pan y magnitude 17.57 (0.02) 17.57 (0.02)
E(B-V) 0.001

* 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.