[vsnet-ecl 8146] V566 Oph observations by K.Nagai (17/Jul/2021)

[K.Nagai]

object          YYMMDD(UT)        mag    code
OPHV566        20210717.46016    7.860B  Nga.VSOLJ
OPHV566        20210717.47604    7.951B  Nga.VSOLJ
OPHV566        20210717.47922    7.973B  Nga.VSOLJ
OPHV566        20210717.48240    8.007B  Nga.VSOLJ
OPHV566        20210717.48557    8.065B  Nga.VSOLJ
OPHV566        20210717.49828    8.209B  Nga.VSOLJ
OPHV566        20210717.51098    8.240B  Nga.VSOLJ
OPHV566        20210717.51734    8.224B  Nga.VSOLJ
OPHV566        20210717.53005    8.161B  Nga.VSOLJ
OPHV566        20210717.44852    7.113Ic  Nga.VSOLJ
OPHV566        20210717.45169    7.123Ic  Nga.VSOLJ
OPHV566        20210717.45804    7.131Ic  Nga.VSOLJ
OPHV566        20210717.46123    7.139Ic  Nga.VSOLJ
OPHV566        20210717.46440    7.162Ic  Nga.VSOLJ
OPHV566        20210717.46758    7.162Ic  Nga.VSOLJ
OPHV566        20210717.47075    7.191Ic  Nga.VSOLJ
OPHV566        20210717.47392    7.206Ic  Nga.VSOLJ
OPHV566        20210717.47711    7.233Ic  Nga.VSOLJ
OPHV566        20210717.48028    7.264Ic  Nga.VSOLJ
OPHV566        20210717.48346    7.290Ic  Nga.VSOLJ
OPHV566        20210717.48663    7.326Ic  Nga.VSOLJ
OPHV566        20210717.48980    7.343Ic  Nga.VSOLJ
OPHV566        20210717.49299    7.375Ic  Nga.VSOLJ
OPHV566        20210717.49616    7.393Ic  Nga.VSOLJ
OPHV566        20210717.49934    7.411Ic  Nga.VSOLJ
OPHV566        20210717.50251    7.416Ic  Nga.VSOLJ
OPHV566        20210717.50569    7.413Ic  Nga.VSOLJ
OPHV566        20210717.50887    7.416Ic  Nga.VSOLJ
OPHV566        20210717.51205    7.405Ic  Nga.VSOLJ
---------------------------------------------------------------------
observer: K.Nagai (Kanagawa,Japan)
Instruments: 15L(F2) ST-402(KAF-402ME) , 15deg 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 0.011(B) 0.015(I)
------------------------------------------------------------

minII OPHV566 2459413.010 0.000 Hel Nga.VSOLJ n=20 Ic

V566 Oph JD(hel)=2459413.010 C=2459413.144 E=42908.5 O-C=-0.134 Ic

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


              - 17/Jul/2021 V566 Oph (By K.Nagai) -
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   10                11                12                13   (UT)

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