[vsnet-ecl 7415] RS Ser observations by K.Nagai (8/Apr/2020)
K.Nagai
pxs10547 at nifty.ne.jp
Thu Apr 23 15:12:39 JST 2020
object YYMMDD(UT) mag code
SERRS 20200408.67896 11.020V Nga.VSOLJ
SERRS 20200408.68110 11.017V Nga.VSOLJ
SERRS 20200408.68325 11.105V Nga.VSOLJ
SERRS 20200408.68541 11.023V Nga.VSOLJ
SERRS 20200408.68753 10.945V Nga.VSOLJ
SERRS 20200408.68968 11.098V Nga.VSOLJ
SERRS 20200408.69181 11.072V Nga.VSOLJ
SERRS 20200408.69396 11.110V Nga.VSOLJ
SERRS 20200408.69824 11.062V Nga.VSOLJ
SERRS 20200408.70252 11.050V Nga.VSOLJ
SERRS 20200408.70466 11.167V Nga.VSOLJ
SERRS 20200408.70681 11.047V Nga.VSOLJ
SERRS 20200408.71109 11.100V Nga.VSOLJ
SERRS 20200408.71323 11.110V Nga.VSOLJ
SERRS 20200408.71537 11.181V Nga.VSOLJ
SERRS 20200408.71965 11.172V Nga.VSOLJ
SERRS 20200408.72395 11.310V Nga.VSOLJ
SERRS 20200408.72610 11.236V Nga.VSOLJ
SERRS 20200408.72823 11.202V Nga.VSOLJ
SERRS 20200408.73253 11.237V Nga.VSOLJ
SERRS 20200408.73468 11.272V Nga.VSOLJ
SERRS 20200408.73682 11.423V Nga.VSOLJ
SERRS 20200408.74109 11.419V Nga.VSOLJ
SERRS 20200408.74323 11.368V Nga.VSOLJ
SERRS 20200408.74537 11.454V Nga.VSOLJ
SERRS 20200408.74751 11.523V Nga.VSOLJ
SERRS 20200408.74966 11.521V Nga.VSOLJ
SERRS 20200408.75179 11.470V Nga.VSOLJ
SERRS 20200408.75395 11.593V Nga.VSOLJ
SERRS 20200408.75610 11.669V Nga.VSOLJ
SERRS 20200408.75822 11.671V Nga.VSOLJ
SERRS 20200408.76036 11.615V Nga.VSOLJ
SERRS 20200408.76249 11.750V Nga.VSOLJ
SERRS 20200408.76464 11.786V Nga.VSOLJ
SERRS 20200408.76681 11.694V Nga.VSOLJ
SERRS 20200408.76896 11.833V Nga.VSOLJ
SERRS 20200408.77110 11.787V Nga.VSOLJ
SERRS 20200408.77325 11.795V Nga.VSOLJ
SERRS 20200408.77539 11.878V Nga.VSOLJ
SERRS 20200408.77753 11.800V Nga.VSOLJ
SERRS 20200408.77968 11.693V Nga.VSOLJ
SERRS 20200408.78182 11.743V Nga.VSOLJ
SERRS 20200408.78396 11.686V Nga.VSOLJ
SERRS 20200408.78611 11.768V Nga.VSOLJ
SERRS 20200408.78826 11.676V Nga.VSOLJ
SERRS 20200408.79041 11.654V Nga.VSOLJ
SERRS 20200408.79256 11.528V Nga.VSOLJ
SERRS 20200408.79469 11.506V Nga.VSOLJ
SERRS 20200408.79683 11.537V Nga.VSOLJ
SERRS 20200408.79896 11.475V Nga.VSOLJ
SERRS 20200408.80324 11.431V Nga.VSOLJ
SERRS 20200408.80538 11.507V Nga.VSOLJ
SERRS 20200408.80755 11.364V Nga.VSOLJ
SERRS 20200408.80970 11.443V Nga.VSOLJ
SERRS 20200408.81184 11.384V Nga.VSOLJ
SERRS 20200408.81612 11.348V Nga.VSOLJ
SERRS 20200408.81828 11.260V Nga.VSOLJ
SERRS 20200408.67936 10.424Ic Nga.VSOLJ
SERRS 20200408.68152 10.455Ic Nga.VSOLJ
SERRS 20200408.68366 10.376Ic Nga.VSOLJ
SERRS 20200408.68581 10.403Ic Nga.VSOLJ
SERRS 20200408.69436 10.420Ic Nga.VSOLJ
SERRS 20200408.69650 10.419Ic Nga.VSOLJ
SERRS 20200408.69865 10.412Ic Nga.VSOLJ
SERRS 20200408.70078 10.492Ic Nga.VSOLJ
SERRS 20200408.70293 10.397Ic Nga.VSOLJ
SERRS 20200408.70507 10.510Ic Nga.VSOLJ
SERRS 20200408.70721 10.489Ic Nga.VSOLJ
SERRS 20200408.70935 10.417Ic Nga.VSOLJ
SERRS 20200408.71149 10.487Ic Nga.VSOLJ
SERRS 20200408.71363 10.500Ic Nga.VSOLJ
SERRS 20200408.71578 10.524Ic Nga.VSOLJ
SERRS 20200408.72006 10.547Ic Nga.VSOLJ
SERRS 20200408.72221 10.638Ic Nga.VSOLJ
SERRS 20200408.72435 10.545Ic Nga.VSOLJ
SERRS 20200408.72865 10.659Ic Nga.VSOLJ
SERRS 20200408.73079 10.586Ic Nga.VSOLJ
SERRS 20200408.73294 10.636Ic Nga.VSOLJ
SERRS 20200408.73508 10.639Ic Nga.VSOLJ
SERRS 20200408.73722 10.743Ic Nga.VSOLJ
SERRS 20200408.73936 10.677Ic Nga.VSOLJ
SERRS 20200408.74149 10.727Ic Nga.VSOLJ
SERRS 20200408.74363 10.749Ic Nga.VSOLJ
SERRS 20200408.74578 10.797Ic Nga.VSOLJ
SERRS 20200408.74793 10.803Ic Nga.VSOLJ
SERRS 20200408.75007 10.904Ic Nga.VSOLJ
SERRS 20200408.75220 10.827Ic Nga.VSOLJ
SERRS 20200408.75435 10.879Ic Nga.VSOLJ
SERRS 20200408.75650 11.005Ic Nga.VSOLJ
SERRS 20200408.75862 11.025Ic Nga.VSOLJ
SERRS 20200408.76076 11.054Ic Nga.VSOLJ
SERRS 20200408.76289 10.954Ic Nga.VSOLJ
SERRS 20200408.76507 11.008Ic Nga.VSOLJ
SERRS 20200408.76721 11.048Ic Nga.VSOLJ
SERRS 20200408.76936 11.131Ic Nga.VSOLJ
SERRS 20200408.77366 11.168Ic Nga.VSOLJ
SERRS 20200408.77580 11.181Ic Nga.VSOLJ
SERRS 20200408.77794 11.185Ic Nga.VSOLJ
SERRS 20200408.78222 11.159Ic Nga.VSOLJ
SERRS 20200408.78438 11.149Ic Nga.VSOLJ
SERRS 20200408.78652 11.103Ic Nga.VSOLJ
SERRS 20200408.78867 11.036Ic Nga.VSOLJ
SERRS 20200408.79081 10.971Ic Nga.VSOLJ
SERRS 20200408.79294 11.014Ic Nga.VSOLJ
SERRS 20200408.79509 10.917Ic Nga.VSOLJ
SERRS 20200408.79723 10.944Ic Nga.VSOLJ
SERRS 20200408.79936 10.866Ic Nga.VSOLJ
SERRS 20200408.80365 10.814Ic Nga.VSOLJ
SERRS 20200408.80795 10.722Ic Nga.VSOLJ
SERRS 20200408.81010 10.692Ic Nga.VSOLJ
SERRS 20200408.81225 10.734Ic Nga.VSOLJ
SERRS 20200408.81439 10.656Ic Nga.VSOLJ
SERRS 20200408.81869 10.679Ic Nga.VSOLJ
SERRS 20200408.82081 10.534Ic Nga.VSOLJ
---------------------------------------------------------------------
observer: K.Nagai (Kanagawa,Japan)
Instruments: 15L(F4) ATIK-490EX(ICX814), -10deg, U 5x5 60sec, B 4x4 45sec V/Ic 3x3 30sec
comp. star TYC2-5685.1301.1 1014U 10.07B 9.89V 9.71I
check star TYC2-5685.1017.1
AIP4Win v.2.4.0, Aperture 7radius
error 0.010(V) 0.009(I)
---------------------------------------------------------------------
It was cloudy.
The U does not seen a variable star.
B image shows a faint star, but I can't measure it.
The V and I-band also has a poor S/N.
minII SERRS 2458948.2747 0.0008 Hel Nga.VSOLJ n=57 V
minII SERRS 2458948.2776 0.0005 Hel Nga.VSOLJ n=57 Ic
RS Ser JD(hel)=2458948.2747 C=2458948.2394 E=40168.5 O-C=+0.0353 V
RS Ser JD(hel)=2458948.2776 C=2458948.2394 E=40168.5 O-C=+0.0382 Ic
min=2434921.838+0.598140369xE (GCVS5 08/Jul/2019)
- 08/Apr/2020 RS Ser (By K.Nagai) -
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16 17 18 19 20 (UT)
Kazuo Nagai / PXS10547 at nifty.ne.jp ( http://eclipsingbinary.web.fc2.com/ )
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