[vsnet-ecl 8125] V566 Oph observations by K.Nagai (23/May/2021)

[K.Nagai]

object         YYMMDD(UT)        mag     code
OPHV566        20210523.57990    7.972B  Nga.VSOLJ
OPHV566        20210523.58307    8.030B  Nga.VSOLJ
OPHV566        20210523.58625    8.052B  Nga.VSOLJ
OPHV566        20210523.58942    8.119B  Nga.VSOLJ
OPHV566        20210523.59260    8.149B  Nga.VSOLJ
OPHV566        20210523.59578    8.122B  Nga.VSOLJ
OPHV566        20210523.59895    8.155B  Nga.VSOLJ
OPHV566        20210523.60213    8.190B  Nga.VSOLJ
OPHV566        20210523.60530    8.223B  Nga.VSOLJ
OPHV566        20210523.60848    8.217B  Nga.VSOLJ
OPHV566        20210523.61166    8.212B  Nga.VSOLJ
OPHV566        20210523.61484    8.204B  Nga.VSOLJ
OPHV566        20210523.61801    8.212B  Nga.VSOLJ
OPHV566        20210523.62118    8.243B  Nga.VSOLJ
OPHV566        20210523.62436    8.231B  Nga.VSOLJ
OPHV566        20210523.62753    8.244B  Nga.VSOLJ
OPHV566        20210523.63072    8.197B  Nga.VSOLJ
OPHV566        20210523.63706    8.187B  Nga.VSOLJ
OPHV566        20210523.64024    8.201B  Nga.VSOLJ
OPHV566        20210523.64660    8.113B  Nga.VSOLJ
OPHV566        20210523.64977    8.056B  Nga.VSOLJ
OPHV566        20210523.65612    8.104B  Nga.VSOLJ
OPHV566        20210523.58095    7.211Ic  Nga.VSOLJ
OPHV566        20210523.58413    7.209Ic  Nga.VSOLJ
OPHV566        20210523.58730    7.282Ic  Nga.VSOLJ
OPHV566        20210523.59049    7.300Ic  Nga.VSOLJ
OPHV566        20210523.59366    7.382Ic  Nga.VSOLJ
OPHV566        20210523.60319    7.375Ic  Nga.VSOLJ
OPHV566        20210523.60637    7.407Ic  Nga.VSOLJ
OPHV566        20210523.60954    7.415Ic  Nga.VSOLJ
OPHV566        20210523.61272    7.399Ic  Nga.VSOLJ
OPHV566        20210523.61589    7.404Ic  Nga.VSOLJ
OPHV566        20210523.61907    7.433Ic  Nga.VSOLJ
OPHV566        20210523.62225    7.405Ic  Nga.VSOLJ
OPHV566        20210523.62542    7.409Ic  Nga.VSOLJ
OPHV566        20210523.62860    7.417Ic  Nga.VSOLJ
OPHV566        20210523.63177    7.350Ic  Nga.VSOLJ
OPHV566        20210523.63494    7.423Ic  Nga.VSOLJ
OPHV566        20210523.63812    7.367Ic  Nga.VSOLJ
OPHV566        20210523.65083    7.246Ic  Nga.VSOLJ
OPHV566        20210523.65718    7.266Ic  Nga.VSOLJ
OPHV566        20210523.66353    7.230Ic  Nga.VSOLJ
---------------------------------------------------------------------
observer: K.Nagai (Kanagawa,Japan)
Instruments: 15L(F2) ST-402(KAF-402ME) , 5deg 2x2bin , B 120sec V 90sec I 60sec
comp. star TYC2-425.1530.1 7.34B 7.38V 7.42I
check star TYC2-425.1186.1
AIP4Win v.2.4.1, Aperture 6radius
error 0.066(B) 0.132(I)
------------------------------------------------------------
It was terribly cloudy.

minII OPHV566 2459358.124 0.004 Hel Nga.VSOLJ n=22 B
minII OPHV566 2459358.122 0.001 Hel Nga.VSOLJ n=20 Ic

V566 Oph JD(hel)=2459358.124 C=2459358.251 E=42774.5 O-C=-0.127 B
V566 Oph JD(hel)=2459358.122 C=2459358.251 E=42774.5 O-C=-0.129 Ic

min=2441835.8617+0.40964569xE (GCVS5.1 13-Jan-2021)


              - 23/May/2021 V566 Oph (By K.Nagai) -
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   13                14                15                16   (UT)

Kazuo Nagai / PXS10547 at nifty.ne.jp ( http://eclipsingbinary.web.fc2.com/ )