SDSS J104930.13+270624.7

All names: SDSS J104930.13+270624.7, Gaia DR2 730881216190012544, Gaia DR3 730881216190012544, SDSS J104930.12+270624.7, Gaia EDR3 730881216190012544, LAMOST J104930.14+270624.2, GALEX J104930.1+270625

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 10 49 30.16 (0.07) 10 49 30.13 10 49 30.16 (0.1) 10 49 30.16 10 49 30.11 (0.07) 10 49 30.13
Declination 27 06 23.62 (0.07) 27 06 24.74 27 06 23.67 (0.1) 27 06 23.62 27 06 25.24 (0.07) 27 06 24.74
Spectral type DA DA DA DA DA
Effective temperature [K] 9967.0 9840.0 (167) 10026.0 (40)
log(g) [cgs] 8.03 7.99 (0.03) 8.34 (0.05)
Mass [M] 0.615 0.591 (0.03) 0.804 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.6297
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] 9.22 (0.09) 9.43 (0.2) 9.22 9.22 (0.09)
Distance [pc] 108.48 (1) 106.06 (2) 108.48 108.48 (1)
Composition H
Proper motion (right ascension) [mas/yr] 38.27090248 (0.08) 38.51200948 (0.3) 38.271 (0.08)
Proper motion (declination) [mas/yr] -100.7995739 (0.08) -100.9485542 (0.6) -100.8 (0.08)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.78 (0.01) 17.78 (0.01) 17.81 (0.02)
g magnitude 17.35 (0.005) 17.35 (0.005) 17.37 (0.02)
r magnitude 17.44 (0.005) 17.44 (0.005) 17.46 (0.02)
i magnitude 17.50 (0.006) 17.50 (0.006) 17.51 (0.02)
z magnitude 17.69 (0.02) 17.69 (0.02) 17.71 (0.03)
G magnitude 17.35 (0.007) 17.38 17.35 17.35 (0.003)
BP magnitude 17.44 (0.007) 17.44
RP magnitude 17.28 (0.01) 17.29
Pan g magnitude 17.35 (0.006)
Pan r magnitude 17.42 (0.006)
Pan i magnitude 17.59 (0.003)
Pan z magnitude 17.75 (0.008)
Pan y magnitude 17.82 (0.02)
E(B-V) 0.005

* 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.