V* QU Tel

All names: WD 2005-525, Gaia EDR3 6665910709364014848, Gaia DR2 6665910709364014336, Gaia DR3 6665910709364014336, V* QU Tel, GALEX J200940.2-522516, TIC 1990094034, EC 20058-5234

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Koester et al. 2014 Petitclerc et al. 2005 Beauchamp et al. 1999 Vincent et al. 2024 Simbad White Dwarf Research Corporation White Dwarf Catalog (McCook & Sion 1999)
Right ascension 20 09 39.87 (0.2) 20 09 40.21 (0.05) 20 09 40.21 20 09 40.19 (0.04) 20 09 35.69
Declination -52 25 16.70 (0.2) -52 25 17.05 (0.04) -52 25 17.09 -52 25 15.86 (0.03) -52 25 09.84
Spectral type DB DB DB2 DBV DB2
Effective temperature [K] 25500.0 (500) 28400.0 26028.0 (675) 27100.0
log(g) [cgs] 8.01 (0.05) 7.86 7.99 (0.01)
Mass [M] 0.605 (0.01)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He) -5.3 -6.0 (0.3)
log(Ca/He)
log(Ca/H)
log(N/He) <-6.8
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He) <-8.7 <-8.1
log(P/He) <-7.9
log(S/He) <-6.4
log(Cl/He) <-8
log(Sc/He)
log(Ti/He)
log(V/He) <-7.1
log(Cr/He) <-7.4
log(Mn/He)
log(Fe/He) <-6.4
log(Co/He) <-6.2
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 0.61 (0.3) 8.41 (0.07) 8.44 8.44 (0.05)
Distance [pc] 1640.97 (792) 118.84 (0.9) 118.48 118.48 (0.7)
Composition He He
Proper motion (right ascension) [mas/yr] -1.975749492 (0.3) 12.024 (0.1) 12.271 (0.05)
Proper motion (declination) [mas/yr] -10.09313683 (0.3) -76.714 (0.08) -76.758 (0.04)
Variability VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.25
V magnitude 15.03 15.54
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 15.78 (0.006) 15.77 15.76 15.76 (0.003)
BP magnitude 16.13 (0.006) 15.59
RP magnitude 15.19 (0.003) 15.94
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.029

* 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.