Ton 547

All names: SDSS J104928.88+275422.5, WDJ104928.90+275422.77, GALEX J104928.8+275423, Gaia DR3 731177607588663552, CSI+28-10468, WD 1046+281, Gaia EDR3 731177607588663552, GCRV 61638, LAMOST J104928.89+275423.7, WIRED J104928.88+275422.5, J1049+2754, UBV M 43148, TIC 165431702, WD 1046+28, FB 67, PG 1046+282, EGGR 73, CHSS 1736, UBV 9934, LAMOST J104928.89+275423.77, 2MASS J10492890+2754229, GEN# +6.10070547, Ton 547, Gaia DR2 731177607588663552

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Zhao et al. 2013 Gianninas et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 49 28.85 (0.03) 10 49 28.88 10 49 28.85 (0.05) 10 49 28.89 10 49 28.85 10 49 28.90 (0.03) 10 49 28.85 10 49 29.74 10 49 28.88
Declination 27 54 22.00 (0.03) 27 54 22.52 27 54 22.02 (0.04) 27 54 23.77 27 54 22.00 27 54 22.77 (0.03) 27 54 22.02 27 54 24.84 27 54 22.55
Spectral type DA DA DA DA DA DA DA3.8 DA DA4 DA DA
Effective temperature [K] 13064.0 (105) 13063.0 (106) 12302.0 14212.0 (681) 13160.0 (215) 12995.0 (128) 12040.0 (55)
log(g) [cgs] 7.97 (0.006) 7.97 (0.006) 7.92 7.68 (0.1) 8.06 (0.05) 7.97 (0.008) 8.07 (0.02)
Mass [M] 0.592 (0.005) 0.592 (0.005) 0.562 0.45 (0.07) 0.64 (0.03) 0.592 (0.006) 0.644 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.3151 0.1480 (0.04)
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] 16.73 (0.04) 16.73 (0.05) 16.73 16.73 (0.04) 16.73 (0.05)
Distance [pc] 59.78 (0.1) 59.76 (0.2) 75.00 58.00 59.78 59.78 (0.1) 59.76 (0.2)
Composition H H H
Proper motion (right ascension) [mas/yr] -41.98353965 (0.03) -41.82767671 (0.09) -41.984 (0.04) -41.828
Proper motion (declination) [mas/yr] -48.43499013 (0.04) -48.41546892 (0.08) -48.435 (0.04) -48.415
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.56
V magnitude 15.41
R magnitude
I magnitude
J magnitude 15.52 (0.05)
H magnitude 15.53 (0.1)
K magnitude 15.62 (0.2)
u magnitude 15.73 (0.005) 15.74 15.73 (0.005) 15.73 (0.005) 15.70 (0.02)
g magnitude 15.33 (0.003) 15.32 15.33 (0.003) 15.33 (0.003) 15.35 (0.03)
r magnitude 15.53 (0.004) 15.51 15.53 (0.004) 15.53 (0.004) 15.51 (0.03)
i magnitude 15.76 (0.004) 15.75 15.76 (0.004) 15.76 (0.004) 15.73 (0.03)
z magnitude 15.98 (0.007) 15.98 15.98 (0.007) 15.98 (0.007) 15.96 (0.04)
G magnitude 15.42 (0.002) 15.44 15.42 15.42 (0.003) 15.44
BP magnitude 15.42 (0.002) 15.41 15.41
RP magnitude 15.47 (0.002) 15.47 15.47
Pan g magnitude 15.34 (0.004)
Pan r magnitude 15.54 (0.002)
Pan i magnitude 15.78 (0.002)
Pan z magnitude 15.99 (0.003)
Pan y magnitude 16.12 (0.005)
E(B-V) 0.002

* 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.