V* AQ Tri

All names: Gaia DR3 136610338318092544, J0249+3251, LAMOST J024927.65+325113.7, TIC 77451438, WDJ024927.57+325112.43, Gaia DR2 136610338318092544, Gaia EDR3 136610338318092544, KUV 02464+3239, WD 0246+326, V* AQ Tri, SDSS J024927.60+325112.1, 0246+326, 2MASS J02492756+3251125

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Kilic et al. 2020 Leggett et al. 2018 MWDD H Gaia DR2 Stilism Guo et al. 2015 Gianninas et al. 2011 Bradley 2009 Fontaine et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Research Corporation White Dwarf Catalog (McCook & Sion 1999)
Right ascension 02 49 27.66 (0.04) 02 49 27.65 (0.05) 02 49 27.66 02 49 27.57 (0.04) 02 49 27.65 02 49 26.50
Declination 32 51 11.60 (0.04) 32 51 11.62 (0.04) 32 51 11.60 32 51 12.43 (0.04) 32 51 11.62 32 51 12.96
Spectral type DA DA DA4.6 DA DA DA DA DA4.2 DAV DA
Effective temperature [K] 10981.0 (70) 10980.0 (70) 11018.0 (401) 10893.0 16576.0 (189) 11940.0 (180) 11620.0 11620.0 11171.0 (116) 11290.0
log(g) [cgs] 7.99 (0.008) 8.00 (0.008) 8.07 (0.04) 7.99 7.84 (0.04) 8.21 (0.05) 8.13 8.13 8.02 (0.01) 8.08
Mass [M] 0.597 (0.007) 0.601 (0.007) 0.643 (0.04) 0.594 0.53 (0.02) 0.73 (0.03) 0.613 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.5120 (0.06) 0.4722
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] 14.48 (0.05) 15.15 (0.4) 14.53 (0.06) 14.48 14.48 (0.05) 14.53 (0.06)
Distance [pc] 69.07 (0.3) 66.01 (2) 68.83 (0.3) 58.00 69.07 69.07 (0.3) 68.83 (0.3)
Composition H H H
Proper motion (right ascension) [mas/yr] 63.41371478 (0.05) 63.11736371 (0.1) 63.414 (0.05) 63.11736371
Proper motion (declination) [mas/yr] -52.13087448 (0.05) -52.24355088 (0.1) -52.131 (0.05) -52.24355088
Variability VAR VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 15.80 15.80 15.80 15.80
R magnitude
I magnitude
J magnitude 15.98 (0.08)
H magnitude 15.92 (0.1)
K magnitude
u magnitude 16.43 (0.007) 16.43 (0.007)
g magnitude 16.01 (0.004) 16.01 (0.004)
r magnitude 16.14 (0.004) 16.14 (0.004)
i magnitude 16.31 (0.005) 16.31 (0.005)
z magnitude 16.52 (0.009) 16.52 (0.009)
G magnitude 16.06 (0.008) 16.08 16.06 16.06 (0.004) 16.08
BP magnitude 16.08 (0.008) 16.08 16.08
RP magnitude 16.05 (0.005) 16.05 16.05
Pan g magnitude 16.04 (0.004)
Pan r magnitude 16.18 (0.007)
Pan i magnitude 16.36 (0.003)
Pan z magnitude 16.56 (0.005)
Pan y magnitude 16.67 (0.01)
E(B-V) 0.003
Period #1 [s] 619.3 831.6
Amplitude #1 [mma] 4.3
Period #2 [s] 777.6
Amplitude #2 [mma] 6.0
Period #3 [s] 828.7
Amplitude #3 [mma] 12.6
Period #4 [s] 866.2
Amplitude #4 [mma] 10.3
Period #5 [s] 993.2
Amplitude #5 [mma] 14.3
Period #6 [s] 1250.3
Amplitude #6 [mma] 4.8

* 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.