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\input ibvs2.sty
\input ibvse.sty

\begin{document}
\IBVSheadDOI{62}{6195}{20 January 2017}


\IBVStitle{CCD Minima for Selected Eclipsing Binaries in 2016}


\IBVSauth{Nelson, R. H.}


\IBVSinsto{1393 Garvin Street, Prince George, BC, Canada, V2M 3Z1 
	e-mail: bob.nelson@shaw.ca}


\IBVSEobs{Sylvester Robotic Observatory (SyRO):  33 cm f/4.5 Newtonian on a Paramount ME } 

\IBVSEdet{SyRO:  SBIG ST-10XME, 6.8\arcs~pixels, 34.4\arcm$\times$23.2\arcm~FOV, $-10 < T < -30\deg$ C }


\IBVSEred{Bias and dark subtraction, flat-fielding using light-box flats; aperture photometry--all using MIRA, by Mirametrics.  Check stars were used throughout.}


\IBVSEmethod{Digital tracing paper method, bisection of chords, curve fitting, and (occasionally) Kwee and van Woerden (1956)}


\IBVSEmin{
QX And&57734.6099&0.0002&I&c&0.0016&\\
V0527 And&57654.7928&0.0003&I&c&0.0020&\\
V1747 Aql&57521.9096&0.0003&I&c&0.0023&\\
SS Ari&57699.6733&0.0003&I&R&$-$0.0061&\\
BN Ari&57702.6294&0.0003&I&VRI&$-$0.0003&\\
BN Ari&57707.5698&0.0007&II&VRI&0.0006&\\
BN Ari&57707.7187&0.0002&I&VRI&$-$0.0002&\\
BN Ari&57728.6745&0.0005&I&VRI&$-$0.0001&\\
BN Ari&57729.5727&0.0003&I&VRI&$-$0.0000&\\
BN Ari&57730.621&0.0002&II&VRI&0.0005&\\
V0410 Aur&57738.5905&0.0002&I&R&0.0000&\\
V0644 Aur&57734.74&0.0002&I&c&$-$0.0001&\\
TY Boo&57477.829&0.0002&I&c&$-$0.0006&\\
TZ Boo&57439.8916&0.0002&I&R&0.0007&\\
TZ Boo&57753.1011&0.0003&II&R&0.0020&\\
CK Boo&57498.7485&0.0008&I&c&$-$0.0047&\\
GI Boo&57514.7897&0.0002&I&c&0.0033&\\
GN Boo&57476.8355&0.0001&I&c&$-$0.0059&\\
GQ Boo&57439.988&0.0004&II&c&$-$0.0019&\\
GQ Boo&57498.8367&0.0002&II&c&$-$0.0030&\\
GR Boo&57465.8222&0.0003&II&c&$-$0.0005&\\
GR Boo&57492.7537&0.0003&I&c&$-$0.0008&\\
GS Boo&57463.8021&0.0003&II&c&0.0009&\\
HH Boo&57487.7804&0.0002&I&c&$-$0.0024&\\
HH Boo&57499.7308&0.0002&II&c&$-$0.0019&\\
IK Boo&57497.7395&0.0002&I&c&$-$0.0079&\\
QT Boo&57493.788&0.002&I&c&$-$0.0035&\\
AO Cam&57672.798&0.0002&II&c&$-$0.0008&\\
CV Cam&57747.622&0.0002&II&R&0.0003&\\
LR Cam&57671.9582&0.0001&I&R&0.0048&\\
NR Cam&57707.8518&0.0003&II&c&$-$0.0006&\\
NX Cam&57739.6351&0.0006&II&c&0.0004&\\
V0337 Cam&57736.5865&0.0003&I&R&$-$0.0005&\\
V0383 Cam&57625.9666&0.0003&II&c&$-$0.0002&\\
V0403 Cam&57737.7574&0.0003&II&c&0.0014&\\
V0474 Cam&57729.8173&0.0003&II&c&$-$0.0008&\\
G3715-0043 Cam&57739.6261&0.0006&0&c&0.0000&\\
TW Cas&57619.9773&0.0002&I&VRI&0.0020&\\
ZZ Cas&57617.8966&0.0001&I&c&0.0025&\\
BS Cas&57615.8603&0.0001&I&c&0.0001&\\
EY Cas&57637.8343&0.0002&I&c&$-$0.0028&\\
IR Cas&57672.6806&0.0002&I&VRI&$-$0.0002&\\
IR Cas&57673.7035&0.0002&II&VRI&0.0017&\\
V0375 Cas&57625.8179&0.0001&I&R&$-$0.0034&\\
V1063 Cas&57645.8468&0.0002&II&c&0.0004&\\
V1139 Cas&57483.7239&0.0002&II&c&0.0005&\\
V0736 Cep&57619.7376&0.0006&I&VRI&$-$0.0004&\\
G4500-0730 Cep&57661.635&0.0002&II&c&0.0001&\\
}
\IBVSEmin{
BX CMi&57425.6877&0.0002&I&R&0.0005&\\
DS CMi&57441.6687&0.0005&I&c&0.0003&\\
EH Cnc&57730.9149&0.0001&II&c&0.0018&\\
IU Cnc&57463.6988&0.0002&I&c&0.0051&\\
G1936-0040 Cnc&57738.8988&0.0002&II&c&0.0002&\\
UX CVn&57454.7799&0.0003&I&c&$-$0.0012&\\
DH CVn&57723.9964&0.0006&II&c&$-$0.0001&\\
DR CVn&57480.7116&0.0005&II&VRI&$-$0.0074&\\
DX CVn&57443.9182&0.0002&II&c&0.0008&\\
EL CVn&57476.713&0.002&I&R&$-$0.0006&\\
FV CVn&57433.9306&0.0003&II&c&$-$0.0002&\\
G2530-1069 CVn&57747.0468&0.0002&I&c&0.0007&\\
RW Com&57425.8104&0.0004&I&c&$-$0.0008&\\
RZ Com&57478.7858&0.0001&I&R&0.0046&\\
SS Com&57479.7958&0.0003&II&c&0.0002&\\
CM Com&57477.722&0.0003&I&c&$-$0.0018&\\
AS CrB&57441.9686&0.0002&II&c&0.0044&\\
AV CrB&57478.8942&0.0001&I&c&$-$0.0020&\\
V0401 Cyg&57487.9323&0.0002&I&c&$-$0.0070&\\
V0687 Cyg&57510.9305&0.0001&I&c&$-$0.0030&\\
V0859 Cyg&57530.8584&0.0002&II&c&0.0009&\\
V2197 Cyg&57514.918&0.0001&I&c&$-$0.0008&\\
V2282 Cyg&57510.839&0.0002&II&c&$-$0.0000&\\
V2364 Cyg&57498.9433&0.0006&I&c&$-$0.0016&\\
V2477 Cyg&57499.9633&0.0001&I&R&$-$0.0001&\\
BV Dra&57463.9201&0.0003&I&V&$-$0.0005&\\
BW Dra&57463.8751&0.0005&II&V&0.0019&\\
EF Dra&57515.7979&0.0005&I&c&0.0025&\\
GQ Dra&57483.8383&0.0002&I&V&0.0006&\\
IV Dra&57492.8669&0.0004&II&c&0.0056&\\
V0415 Dra&57492.9764&0.0004&I&c&$-$0.0030&\\
G3870-1172 Dra&57448.8752&0.0002&II&c&0.0009&\\
G3870-1172 Dra&57497.8737&0.0001&II&R&0.0015&\\
G3881-0579 Dra&57465.9382&0.0001&II&c&0.0007&\\
G3929-1500 Dra&57522.817&0.0002&II&c&$-$0.0013&\\
G4215-1480 Dra&57480.8837&0.0002&I&c&0.0000&\\
G4439-1124 Dra&57499.8687&0.0004&I&c&0.0055&\\
G4439-1124 Dra&57516.7866&0.0008&II&c&0.0011&\\
V0415 Gem&57734.8607&0.0004&II&c&$-$0.0004&\\
G1886-1869 Gem&57738.765&0.0005&I&c&$-$0.0007&\\
V1036 Her&57521.8043&0.0002&II&c&0.0018&\\
V1067 Her&57479.9096&0.0002&II&c&$-$0.0001&\\
V1103 Her&57475.863&0.0003&I&c&$-$0.0006&\\
V1167 Her&57475.9724&0.0004&I&R&0.0027&\\
V1198 Her&57524.8347&0.0003&I&c&0.0026&\\
V1284 Her&57513.8723&0.0001&I&c&0.0001&\\
V1286 Her&57493.8911&0.0002&I&c&$-$0.0050&\\
V1289 Her&57511.9014&0.0001&I&c&$-$0.0005&\\
}
\IBVSEmin{
V1302 Her&57522.912&0.0003&I&c&0.0010&\\
V1333 Her&57481.9646&0.0001&II&c&0.0001&\\
SW Lac&57674.6566&0.0002&I&R&0.0022&\\
UZ Leo&57731.003&0.0001&II&V&0.0032&\\
ET Leo&57738.9741&0.0003&II&R&0.0005&\\
XX LMi&57454.6765&0.0003&I&c&$-$0.0019&\\
AG LMi&57442.6695&0.0002&I&c&0.0001&\\
SW Lyn&57735.8821&0.0002&I&c&0.0031&\\
CL Lyn&57735.7652&0.0003&I&c&$-$0.0007&\\
DE Lyn&57728.7772&0.0003&II&c&$-$0.0019&\\
FO Lyn&57728.9316&0.0002&II&c&0.0001&\\
PY Lyr&57508.964&0.002&I&c&0.0000&\\
V0563 Lyr&57481.8633&0.0002&I&c&$-$0.0004&\\
V0579 Lyr&57477.927&0.001&I&c&$-$0.0016&\\
V0653 Lyr&57476.9573&0.0001&I&c&0.0003&\\
V0927 Mon&57737.8363&0.0003&II&c&0.0000&\\
V0508 Oph&57497.965&0.0002&II&R&0.0030&\\
V2713 Oph&57480.9854&0.0003&I&c&0.0005&\\
V0517 Ori&57747.778&0.002&I&c&0.0004&\\
V1833 Ori&57746.7359&0.0005&I&c&$-$0.0004&\\
V1848 Ori&57389.684&0.0002&I&c&0.0012&\\
V2762 Ori&57730.794&0.0002&I&I&$-$0.0003&\\
DK Peg&57646.8229&0.0003&I&c&0.0022&\\
V0523 Peg&57637.7164&0.0002&II&c&0.0002&\\
V0535 Peg&57624.7678&0.0003&I&c&0.0047&\\
V0576 Peg&57615.7732&0.0002&I&c&$-$0.0012&\\
V0619 Peg&57624.8949&0.0002&I&R&0.0005&\\
RT Per&57618.8972&0.0001&I&c&0.0014&\\
RT Per&57646.928&0.0001&I&c&0.0016&\\
V0881 Per&57626.8723&0.0002&II&c&$-$0.0013&\\
DZ Psc&57653.8041&0.0003&I&c&0.0052&\\
HL Psc&57731.5992&0.0005&II&c&$-$0.0065&\\
HO Psc&57742.5931&0.0004&II&c&0.0009&\\
V0384 Ser&57513.7615&0.0001&I&c&$-$0.0025&\\
AH Tau&57635.9722&0.0008&II&c&$-$0.0019&\\
EQ Tau&57737.6095&0.0002&II&c&$-$0.0005&\\
V0781 Tau&57751.6673&0.0002&I&R&$-$0.0016&\\
V1241 Tau&57672.867&0.002&II&VRI&$-$0.0056&\\
V1332 Tau&57742.7253&0.0005&II&c&$-$0.0013&\\
XY UMa&57427.7634&0.0003&II&R&$-$0.0005&\\
AA UMa&57707.9965&0.0001&I&c&0.0042&\\
HH UMa&57437.744&0.0002&II&R&0.0014&\\
LP UMa&57453.716&0.0004&I&c&$-$0.0045&\\
MQ UMa&57746.8928&0.0002&I&c&0.0088&\\
MT UMa&57735.9896&0.0005&I&c&$-$0.0005&\\
NU UMa&57448.8067&0.0003&I&V&0.0009&\\
G4386-0604 UMa&57747.9238&0.0002&I&R&$-$0.0041&\\
KN Vul&57516.9138&0.0003&I&c&0.0004&\\
}

\IBVSErem{To save space, GSC star names have been shortened to a leading ``G" only; times of minimum are heliocentric Julian dates with the leading 24 removed.\\
$O-C$ values were computed using elements computed from the $O-C$ database listed in the references (Nelson, 2016).}

\IBVSEack{Thanks are due to Environment Canada for the website satellite views (see reference below) that were essential in predicting clear times for observing runs in this cloudy locale.  Thanks are also due to Attilla Danko for his `Clear Sky Charts', (see below).  
This research has made use of the SIMBAD database, operated at CDS, Strasbourg, France.}

\references 

Danko, A., Clear Sky Charts, {\tt http://cleardarksky.com/}

Kwee, K.K., \& van Woerden, H., 1956, B.A.N. 12, 327

Nelson, R.H. 2016, Bob Nelson's O-C Files,  {\tt http://www.aavso.org/bob-nelsons-o-c-files}

Satellite Images for North America, {\tt http://weather.gc.ca/}

\endreferences 

\end{document}
