V* V359 UMa

All names: SBSS 1349+552, SDSS J135120.28+545742.5, V* V359 UMa, TIC 141872267, WD 1349+552, PG 1349+552, SDSS J135120.28+545742.6, Gaia EDR3 1561515526026874624, GALEX J135120.3+545742, WDJ135120.25+545742.59, 2MASS J13512024+5457426, WIRED J135120.27+545742.5, Gaia DR3 1561515526026874624, LP 133-144, Gaia DR2 1561515526026874624, SDSS J135120.27+545742.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Plachy 2016 Gianninas et al. 2011 Tremblay et al. 2011 Liebert et al. 2005 Bergeron et al. 2004 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Research Corporation Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 51 20.40 (0.02) 13 51 20.28 13 51 20.40 (0.04) 13 51 20.40 13 51 20.25 (0.02) 13 51 20.40 13 51 20.28 13 51 16.44 13 51 20.28
Declination 54 57 42.36 (0.03) 54 57 42.60 54 57 42.37 (0.03) 54 57 42.36 54 57 42.60 (0.03) 54 57 42.37 54 57 42.57 54 57 54.00 54 57 42.57
Spectral type DA DA DA DA4.1 DAV DA_auto DA4 DA DA
Effective temperature [K] 11653.0 12425.0 12150.0 12350.0 (192) 11840.0 (60) 11800.0 (190) 12150.0 11493.0 (79) 11800.0 11455.0 (44) 11418.0 (41)
log(g) [cgs] 7.89 7.91 7.97 7.99 (0.05) 8.06 (0.02) 7.87 (0.06) 7.97 7.90 (0.008) 7.87 8.01 (0.02) 8.10 (0.02)
Mass [M] 0.541 0.532 0.6 (0.03) 0.64 (0.01) 0.54 (0.03) 0.546 (0.006) 0.659 (0.01)
log(Luminosity) [L] -2.46
Cooling age [Gyr] 0.3497 0.3043 0.4266 0.3802
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] 14.40 (0.03) 14.25 (0.04) 14.40 14.40 (0.03) 14.25 (0.04)
Distance [pc] 69.43 (0.2) 70.20 (0.2) 60.00 79.00 69.43 69.43 (0.2) 70.20 (0.2)
Composition H H
Proper motion (right ascension) [mas/yr] 80.19018827 (0.03) 80.11276597 (0.07) 80.19 (0.03) 80.11276597 83.6
Proper motion (declination) [mas/yr] -14.62379704 (0.03) -14.51293546 (0.06) -14.624 (0.03) -14.51293546 -12.3
Variability VAR VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.51
V magnitude 15.70 16.00 15.70 15.51
R magnitude
I magnitude
J magnitude 15.84 (0.07)
H magnitude 15.97 (0.03)
K magnitude 15.80 (0.06)
u magnitude 16.20 (0.006) 16.20 (0.006) 16.20 (0.006) 16.19 (0.01) 16.18 16.22 (0.01)
g magnitude 15.74 (0.004) 15.74 (0.004) 15.74 (0.004) 15.70 (0.02) 15.70 15.72 (0.02)
r magnitude 15.91 (0.004) 15.91 (0.004) 15.91 (0.004) 15.90 (0.03) 15.89 15.91 (0.02)
i magnitude 16.12 (0.004) 16.12 (0.004) 16.12 (0.004) 16.11 (0.02) 16.10 16.12 (0.02)
z magnitude 16.37 (0.008) 16.37 (0.008) 16.37 (0.008) 16.36 (0.02) 16.35 16.37 (0.02)
G magnitude 15.83 (0.003) 15.85 15.83 15.83 (0.003) 15.85
BP magnitude 15.85 (0.003) 15.84 15.84
RP magnitude 15.84 (0.003) 15.85 15.85
Pan g magnitude 15.75 (0.006)
Pan r magnitude 15.93 (0.002)
Pan i magnitude 16.14 (0.004)
Pan z magnitude 16.36 (0.008)
Pan y magnitude 16.49 (0.02)
E(B-V) 0.007
Period #1 [s] 140.5 209.2
Amplitude #1 [mma] 0.7
Period #2 [s] 179.4 304.5
Amplitude #2 [mma] 0.7
Period #3 [s] 179.5 306.9
Amplitude #3 [mma] 0.4
Period #4 [s] 179.7 327.3
Amplitude #4 [mma] 0.5
Period #5 [s] 209.0
Amplitude #5 [mma] 1.2
Period #6 [s] 209.2
Amplitude #6 [mma] 11.8
Period #7 [s] 209.4
Amplitude #7 [mma] 1.1
Period #8 [s] 270.4
Amplitude #8 [mma] 2.2
Period #9 [s] 270.6
Amplitude #9 [mma] 3.8
Period #10 [s] 270.9
Amplitude #10 [mma] 3.7
Period #11 [s] 305.6
Amplitude #11 [mma] 3.3
Period #12 [s] 305.9
Amplitude #12 [mma] 4.2
Period #13 [s] 306.2
Amplitude #13 [mma] 1.3
Period #14 [s] 327.3
Amplitude #14 [mma] 3.0

* 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.