SDSS J231615.51+134309.5

All names: Gaia DR2 2812397774296594816, Gaia EDR3 2812397774296594816, GALEX J231615.5+134309, Gaia DR3 2812397774296594816, SDSS J231615.51+134309.5, SDSS J231615.51+134309.56, SDSS J231615.50+134309.5

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 23 16 15.47 (0.5) 23 16 15.51 23 16 15.47 (0.8) 23 16 15.50 (0.5)
Declination 13 43 09.36 (0.5) 13 43 09.57 13 43 09.37 (0.6) 13 43 09.55 (0.5)
Spectral type DA: DA: DA DA
Effective temperature [K] 7070.0 7139.0 (132)
log(g) [cgs] 8.55 7.84 (0.2)
Mass [M] 0.945 0.479 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 3.8630
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] 5.86 (0.6) 6.97 (1) 5.86 (0.6)
Distance [pc] 170.64 (16) 143.38 (21) 170.63 (16)
Composition H
Proper motion (right ascension) [mas/yr] -28.43273086 (0.5) -29.24262627 (1) -28.433 (0.5)
Proper motion (declination) [mas/yr] -11.99269435 (0.5) -13.86520921 (1) -11.993 (0.5)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.80 (0.07) 20.77 (0.07) 20.79 (0.07)
g magnitude 20.17 (0.02) 20.17 (0.02) 20.17 (0.02)
r magnitude 20.06 (0.02) 20.05 (0.03) 20.06 (0.02)
i magnitude 19.97 (0.03) 19.94 (0.03) 19.95 (0.03)
z magnitude 20.03 (0.1) 19.99 (0.09) 20.01 (0.1)
G magnitude 20.02 (0.06) 20.09 20.02 (0.006)
BP magnitude 20.04 (0.06) 20.29
RP magnitude 19.67 (0.07) 19.77
Pan g magnitude 20.21 (0.01)
Pan r magnitude 20.02 (0.02)
Pan i magnitude 20.03 (0.02)
Pan z magnitude 20.09 (0.06)
Pan y magnitude 20.06 (0.1)
E(B-V) 0.019

* 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.