Ton 610

All names: PG 1220+234, UBV 11122, FAUST 3107, WD 1220+23, SDSS J122314.49+230751.0, UBV M 43151, Ton 610, WD 1220+234, 2MASS J12231451+2307508, CSI+23-12207, FB 94, EGGR 271, GEN# +6.10070610, PSO J122314.475+230750.979, Gaia DR2 3953720569396712320, TON 610, WDJ122314.52+230751.04

Parameter Unit MWDD H Pan-STARRS DR1 Gaia DR2 Ferrario et al. 2015 Gianninas et al. 2011 Liebert et al. 2005 Simbad Gentile Fusillo et al. 2018
Right ascension 12 23 14.44 (0.06) 12 23 14.51 12 23 14.44
Declination 23 07 50.87 (0.04) 23 07 50.92 23 07 50.87
Spectral type DA DA DA DAP2.0
Effective temperature [K] 23735.0 26540.0 24680.0 (513) 26540.0 (429)
log(g) [cgs] 8.24 9.12 (0.07) 8.28 (0.06)
Mass [M] 0.772 0.81 1.25 (0.03) 0.81 (0.04)
log(Luminosity) [L] -1.28
Cooling age [Gyr] 0.0606 0.0550
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] 10.84 (0.07) 10.84 (0.07)
Distance [pc] 92.22 (0.6) 44.00 100.00 92.22 (0.6)
Composition H H
Proper motion (right ascension) [mas/yr] -67.4350365312 (0.1) -67.0 -67.4350365312
Proper motion (declination) [mas/yr] -10.5483339712 (0.09) -12.0 -10.5483339712
Variability
Magnetic yes
Bd [MG] 3
Infrared excess (disk)
Binarity
B magnitude 15.57
V magnitude 15.64 15.64
R magnitude
I magnitude
J magnitude 16.19
H magnitude 16.31
K magnitude
u magnitude 15.29 15.25 (0.004)
g magnitude 15.45 15.45 (0.004)
r magnitude 15.89 15.89 (0.004)
i magnitude 16.21 16.20 (0.005)
z magnitude 16.51 16.51 (0.008)
G magnitude 15.68 15.68
BP magnitude 15.51 15.51
RP magnitude 15.90 15.90
Pan g magnitude 15.49 (0.002)
Pan r magnitude 15.87 (0.004)
Pan i magnitude 16.21 (0.004)
Pan z magnitude 16.48 (0.004)
Pan y magnitude 16.67 (0.005)

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.