[vsnet-ecl 7394] V391 Boo observations by K.Nagai (2/Apr/2020)
K.Nagai
pxs10547 at nifty.ne.jp
Thu Apr 9 07:25:05 JST 2020
object YYMMDD(UT) mag code
BOOV391 20200402.57294 11.651B Nga.VSOLJ
BOOV391 20200402.57612 11.573B Nga.VSOLJ
BOOV391 20200402.57929 11.520B Nga.VSOLJ
BOOV391 20200402.58247 11.384B Nga.VSOLJ
BOOV391 20200402.58565 11.377B Nga.VSOLJ
BOOV391 20200402.58882 11.358B Nga.VSOLJ
BOOV391 20200402.59200 11.252B Nga.VSOLJ
BOOV391 20200402.59517 11.207B Nga.VSOLJ
BOOV391 20200402.59836 11.240B Nga.VSOLJ
BOOV391 20200402.60153 11.177B Nga.VSOLJ
BOOV391 20200402.60470 11.182B Nga.VSOLJ
BOOV391 20200402.60788 11.139B Nga.VSOLJ
BOOV391 20200402.61105 11.195B Nga.VSOLJ
BOOV391 20200402.61422 11.204B Nga.VSOLJ
BOOV391 20200402.56853 10.836V Nga.VSOLJ
BOOV391 20200402.57170 10.766V Nga.VSOLJ
BOOV391 20200402.57488 10.709V Nga.VSOLJ
BOOV391 20200402.57806 10.646V Nga.VSOLJ
BOOV391 20200402.58124 10.613V Nga.VSOLJ
BOOV391 20200402.58441 10.541V Nga.VSOLJ
BOOV391 20200402.58758 10.499V Nga.VSOLJ
BOOV391 20200402.59076 10.476V Nga.VSOLJ
BOOV391 20200402.59394 10.452V Nga.VSOLJ
BOOV391 20200402.59712 10.417V Nga.VSOLJ
BOOV391 20200402.60029 10.404V Nga.VSOLJ
BOOV391 20200402.60347 10.399V Nga.VSOLJ
BOOV391 20200402.61300 10.378V Nga.VSOLJ
BOOV391 20200402.56765 9.929Ic Nga.VSOLJ
BOOV391 20200402.57082 9.912Ic Nga.VSOLJ
BOOV391 20200402.57400 9.858Ic Nga.VSOLJ
BOOV391 20200402.57718 9.832Ic Nga.VSOLJ
BOOV391 20200402.58036 9.752Ic Nga.VSOLJ
BOOV391 20200402.58353 9.670Ic Nga.VSOLJ
BOOV391 20200402.58670 9.673Ic Nga.VSOLJ
BOOV391 20200402.58988 9.623Ic Nga.VSOLJ
BOOV391 20200402.59306 9.582Ic Nga.VSOLJ
BOOV391 20200402.59624 9.600Ic Nga.VSOLJ
BOOV391 20200402.59941 9.554Ic Nga.VSOLJ
BOOV391 20200402.60258 9.543Ic Nga.VSOLJ
BOOV391 20200402.60576 9.529Ic Nga.VSOLJ
BOOV391 20200402.61212 9.508Ic Nga.VSOLJ
BOOV391 20200402.61529 9.516Ic Nga.VSOLJ
---------------------------------------------------------------------
observer: K.Nagai (Kanagawa,Japan)
Instruments: 15L(F2) ST-402(KAF-402ME) , 0deg 2x2bin , B 120sec V 90sec I 60sec
comp. star TYC2-902.1116.1 9.60B 8.42V 7.24I
check star TYC2-902.1159.1
AIP4Win v.2.4.0, Aperture 5radius
error 0.076(B) 0.014(V) 0.135(I)
------------------------------------------------------------
It is an EW-type eclipsing binary.
I observed the same phase that in March.
- 02/Apr/2020 V391 Boo (By K.Nagai) -
09 +
|
+ * ** * * * * *
| * * * * *
10 + * *
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+ * * * * * * * * *
| * * * *
11 +
| * * * * * * * * *
+ * * * *
| *
12 +
+---------------------------+---------------------------+
13 14 15 (UT)
Kazuo Nagai / PXS10547 at nifty.ne.jp ( http://eclipsingbinary.web.fc2.com/ )
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