V* V411 Tau

All names: Gaia DR3 152371871863155840, JH 1, LP 358-676, Gaia EDR3 152371871863155840, TIC 58285090, EGGR 265, SDSS J041856.65+271748.1, WDJ041856.64+271748.31, 2MASS J04185663+2717484, V* V411 Tau, LAMOST J041856.73+271747.2, SDSS J041856.62+271748.4, Gaia DR2 152371871863155840, HL Tau 76, WD 0416+272, LWD 358-676, 0415+271, SDSS J041856.65+271748.0, WD 0415+271, J0418+2717

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 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 Dolez et al. 2006 Dolez 1998 Fitch 1973 Page 1972 Landolt 1968 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Research Corporation White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 04 18 56.71 (0.03) 04 18 56.65 04 18 56.71 (0.05) 04 18 56.71 04 18 56.64 (0.03) 04 18 56.71 04 18 55.75 04 18 56.62
Declination 27 17 47.15 (0.02) 27 17 48.07 27 17 47.19 (0.03) 27 17 47.15 27 17 48.31 (0.02) 27 17 47.19 27 17 49.92 27 17 48.40
Spectral type DA DA DA4.5 DA DA DA DA DA4.3 DA DAV DAV5 DA DA
Effective temperature [K] 11363.0 (61) 11363.0 (61) 11241.0 (359) 11048.0 15838.0 (100) 11780.0 (180) 11470.0 11470.0 11470.0 11470.0 11470.0 11201.0 (59) 11450.0 10808.0 (42)
log(g) [cgs] 7.86 (0.006) 7.86 (0.007) 7.92 (0.04) 7.82 7.76 (0.02) 7.99 (0.05) 7.92 7.92 7.92 7.92 7.92 7.84 (0.007) 7.89 8.07 (0.03)
Mass [M☉] 0.523 (0.005) 0.526 (0.005) 0.556 (0.03) 0.506 0.49 (0.01) 0.6 (0.03) 0.513 (0.005) 0.641 (0.02)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.4000 (0.04) 0.3746
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] 20.72 (0.03) 21.65 (0.5) 20.79 (0.06) 20.72 20.72 (0.03) 20.79 (0.06)
Distance [pc] 48.25 (0.08) 46.19 (1) 48.10 (0.1) 50.00 48.25 48.25 (0.08) 48.10 (0.1)
Composition H H H
Proper motion (right ascension) [mas/yr] 62.60012724 (0.04) 62.4246217 (0.1) 62.6 (0.04) 62.425
Proper motion (declination) [mas/yr] -72.81880193 (0.03) -72.69063512 (0.08) -72.819 (0.03) -72.691
Variability VAR VAR VAR VAR VAR VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.40
V magnitude 14.10 14.10 14.10 14.10 14.10 15.20
R magnitude
I magnitude
J magnitude 15.13 (0.04)
H magnitude 15.36 (0.09)
K magnitude 15.06 (0.09)
u magnitude 15.41 (0.004) 15.41 (0.004) 15.41 (0.004) (0)
g magnitude 14.99 (0.003) 14.99 (0.003) 14.99 (0.003)
r magnitude 15.04 (0.003) 15.04 (0.003) 15.04 (0.003) (0)
i magnitude 15.28 (0.004) 15.28 (0.004) 15.28 (0.004) (0)
z magnitude 15.53 (0.006) 15.54 (0.006) 15.54 (0.006) (0)
G magnitude 15.03 (0.005) 15.06 15.03 15.03 (0.003) 15.06
BP magnitude 15.05 (0.005) 15.05 15.05
RP magnitude 15.02 (0.004) 15.02 15.02
Pan g magnitude 15.00 (0.003)
Pan r magnitude 15.12 (0.01)
Pan i magnitude 15.33 (0.007)
Pan z magnitude 15.54 (0.005)
Pan y magnitude 15.66 (0.005)
E(B-V) 0.001
Period #1 [s] 382.5 359.0 494.2 626.0 747.4
Amplitude #1 [mma] 16.5 8.1
Period #2 [s] 493.2 383.0 746.2 663.0
Amplitude #2 [mma] 7.1 21.8
Period #3 [s] 494.2 450.0 746.0
Amplitude #3 [mma] 4.4 7.3
Period #4 [s] 541.0 494.0
Amplitude #4 [mma] 28.5 30.2
Period #5 [s] 541.8 541.0
Amplitude #5 [mma] 8.1 40.5
Period #6 [s] 542.5 597.0
Amplitude #6 [mma] 7.0 15.6
Period #7 [s] 596.8 657.0
Amplitude #7 [mma] 14.6 11.2
Period #8 [s] 597.1 781.0
Amplitude #8 [mma] 4.5 9.9
Period #9 [s] 598.6 796.0
Amplitude #9 [mma] 3.6 9.7
Period #10 [s] 659.5 933.0
Amplitude #10 [mma] 10.7 25.2
Period #11 [s] 660.1 1065.0
Amplitude #11 [mma] 7.4 19.9
Period #12 [s] 661.4
Amplitude #12 [mma] 9.3
Period #13 [s] 661.9
Amplitude #13 [mma] 7.6
Period #14 [s] 662.3
Amplitude #14 [mma] 10.8
Period #15 [s] 662.8
Amplitude #15 [mma] 3.5
Period #16 [s] 663.6
Amplitude #16 [mma] 11.9
Period #17 [s] 664.2
Amplitude #17 [mma] 15.0
Period #18 [s] 792.7
Amplitude #18 [mma] 4.1
Period #19 [s] 794.1
Amplitude #19 [mma] 5.1
Period #20 [s] 795.7
Amplitude #20 [mma] 3.6
Period #21 [s] 796.4
Amplitude #21 [mma] 3.7
Period #22 [s] 798.3
Amplitude #22 [mma] 4.0
Period #23 [s] 799.1
Amplitude #23 [mma] 5.2
Period #24 [s] 930.6
Amplitude #24 [mma] 3.6
Period #25 [s] 933.2
Amplitude #25 [mma] 3.2
Period #26 [s] 971.6
Amplitude #26 [mma] 3.9
Period #27 [s] 974.4
Amplitude #27 [mma] 5.0
Period #28 [s] 976.4
Amplitude #28 [mma] 6.5
Period #29 [s] 979.2
Amplitude #29 [mma] 4.3
Period #30 [s] 1060.2
Amplitude #30 [mma] 7.7
Period #31 [s] 1061.8
Amplitude #31 [mma] 11.4
Period #32 [s] 1062.6
Amplitude #32 [mma] 3.2
Period #33 [s] 1067.5
Amplitude #33 [mma] 9.7

* 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.