SDSS J103909.98+295950.0

All names: SDSS J103909.97+295949.9, Gaia DR3 735409795347231104, Gaia DR2 735409795347231104, SDSS J103909.98+295950.0, Gaia EDR3 735409795347231104, SDSS J103909.98+295950.00

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 10 39 09.97 (0.8) 10 39 09.98 10 39 09.97 (1) 10 39 09.97 (0.8)
Declination 29 59 49.75 (0.7) 29 59 50.00 29 59 49.76 (1) 29 59 50.01 (0.7)
Spectral type DA: DA: DA DA
Effective temperature [K] 7219.0 72811.0 (9999)
log(g) [cgs] 8.41 6.59 (0.7)
Mass [M] 0.858 0.351 (0.4)
log(Luminosity) [L]
Cooling age [Gyr] 3.2110
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] 4.86 (0.9) 4.72 (1) 4.86 (0.9)
Distance [pc] 205.95 (38) 211.78 (60) 205.95 (38)
Composition H
Proper motion (right ascension) [mas/yr] -1.379533015 (0.9) -0.989524016 (3) -1.38 (0.9)
Proper motion (declination) [mas/yr] -16.30960036 (0.8) -17.87062816 (3) -16.31 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.32 (0.1) 21.33 (0.1) 21.33 (0.1)
g magnitude 20.70 (0.03) 20.76 (0.03) 20.70 (0.03)
r magnitude 20.60 (0.04) 20.66 (0.04) 20.60 (0.04)
i magnitude 20.54 (0.05) 20.61 (0.06) 20.54 (0.05)
z magnitude 20.61 (0.2) 20.63 (0.2) 20.63 (0.2)
G magnitude 20.59 (0.1) 20.66 20.59 (0.01)
BP magnitude 20.79 (0.1) 20.63
RP magnitude 20.14 (0.2) 20.11
Pan g magnitude 20.69 (0.04)
Pan r magnitude 20.64 (0.03)
Pan i magnitude 20.52 (0.02)
Pan z magnitude 20.47 (0.03)
Pan y magnitude
E(B-V) 0.016

* 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.