MCT 0016-2553

All names: MCT 0016-2553, WD0016-258, UCAC4 322-000321, 2MASS J00184449-2536423, Gaia EDR3 2323704339384503040, WDJ001844.49-253642.61, WD 0016-258, Gaia DR3 2323704339384503040, GALEX J001844.4-253642, USNO-A2.0 0600-00128405, Gaia DR2 2323704339384503040, USNO-B1.0 0643-00003906, TIC 246821917

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Bergeron et al. 2021 Gaia DR2 Stilism Gianninas et al. 2011 Koester et al. 2009 Gianninas et al. 2006 Koester et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 00 18 44.48 (0.04) 00 18 44.48 (0.05) 00 18 44.50 00 18 44.48 00 18 44.49 (0.04) 00 18 44.48 00 18 44.30
Declination -25 36 43.78 (0.03) -25 36 43.74 (0.04) -25 36 42.00 -25 36 43.78 -25 36 42.60 (0.03) -25 36 43.74 -25 36 38.52
Spectral type DA DA DA DA DA4.5 DA4.5
Effective temperature [K] 10954.0 (176) 11370.0 (166) 10828.0 (14) 11060.0 10907.0 (21) 10716.0 (92)
log(g) [cgs] 8.06 (0.06) 8.20 (0.05) 8.02 (0.008) 8.06 8.06 (0.02) 8.00 (0.01)
Mass [M] 0.64 (0.04) 0.72 (0.03) 0.64 0.6 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.5440
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] 16.32 (0.04) 16.23 (0.07) 16.32 16.32 (0.04) 16.23 (0.07)
Distance [pc] 61.26 (0.2) 61.00 61.61 (0.3) 63.00 61.26 61.26 (0.2) 61.61 (0.3)
Composition H H
Proper motion (right ascension) [mas/yr] -8.6333983 (0.04) -8.354986249 (0.1) -8.633 (0.04) -8.354986249
Proper motion (declination) [mas/yr] -73.4083657 (0.04) -73.24342347 (0.09) -73.408 (0.04) -73.24342347
Variability VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.07 16.40 (0.3)
V magnitude 16.10 16.07 16.07
R magnitude 16.08 (0.2)
I magnitude
J magnitude 15.87 (0.07)
H magnitude 15.60 (0.1)
K magnitude 15.77 (0.2)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.88 (0.002) 15.89 15.88 15.88 (0.003) 15.89
BP magnitude 15.92 (0.002) 15.91 15.91
RP magnitude 15.84 (0.004) 15.85 15.85
Pan g magnitude 15.86 (0.0008)
Pan r magnitude 15.96 (0.006)
Pan i magnitude 16.15 (0.004)
Pan z magnitude 16.33 (0.005)
Pan y magnitude 16.44 (0.01)
E(B-V) 0.001
Period #1 [s] 1152.4
Amplitude #1 [mma] 8.1

* 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.