SDSS J234941.46-090513.7

All names: Gaia EDR3 2435937813423725312, Gaia DR3 2435937813423725312, GALEX J234941.4-090512, SDSS J234941.46-090513.78, SDSS J234941.46-090513.7, WiggleZ R00J234941463-09051365, Gaia DR2 2435937813423479808

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 49 41.49 (0.8) 23 49 41.46 23 49 41.49 (1) 23 49 41.46 (0.8)
Declination -09 05 13.62 (0.9) -09 05 13.79 -09 05 13.62 (1) -09 05 13.79 (0.9)
Spectral type DA DA DA DA
Effective temperature [K] 8241.0 10743.0 (151)
log(g) [cgs] 8.04 7.47 (0.2)
Mass [M] 0.619 0.325 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 1.0520
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] 3.36 (1) 3.23 (1) 3.36 (1)
Distance [pc] 297.24 (85) 309.17 (129) 297.24 (85)
Composition H
Proper motion (right ascension) [mas/yr] 29.21152961 (0.9) 32.81762785 (2) 29.212 (0.9)
Proper motion (declination) [mas/yr] 10.43478017 (1) 13.79407168 (2) 10.435 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.04 (0.08) 21.04 (0.08) 21.04 (0.08)
g magnitude 20.44 (0.03) 20.45 (0.03) 20.45 (0.03)
r magnitude 20.55 (0.04) 20.57 (0.04) 20.57 (0.04)
i magnitude 20.63 (0.06) 20.64 (0.06) 20.64 (0.06)
z magnitude 20.36 (0.2) 20.36 (0.1) 20.36 (0.1)
G magnitude 20.49 (0.1) 20.58 20.49 (0.01)
BP magnitude 20.82 (0.1) 20.22
RP magnitude 20.34 (0.2) 20.50
Pan g magnitude 20.49 (0.02)
Pan r magnitude 20.54 (0.02)
Pan i magnitude 20.71 (0.03)
Pan z magnitude 20.77 (0.05)
Pan y magnitude
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.