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[vsnet-obs 40592] R CrB, SS Cyg, Chi Cyg (2002 April, ABG)
- Date: Thu, 18 Jul 2002 23:04:41 +0200 (MET DST)
- To: vsnet-obs@kusastro.kyoto-u.ac.jp
- From: "Bjorn H. Granslo" <b.h.granslo@astro.uio.no>
- Subject: [vsnet-obs 40592] R CrB, SS Cyg, Chi Cyg (2002 April, ABG)
- Cc: b.h.granslo@astro.uio.no
- Delivered-To: vsnet-obs@kusastro.kyoto-u.ac.jp
- Sender: owner-vsnet-obs@ooruri.kusastro.kyoto-u.ac.jp
Norwegian Astronomical Society - Variable Star Section
Variable star observations for 2002 April 04-28 UT
Observer: Birger Andresen (ABG).
Location: Trondheim, Norway.
Instruments: 7x50 binoculars and 70mm TeleVue Ranger refractor at 24X.
Magnitude references: Tycho-1, Tycho-2 w/Bessel and Henden.
Observations: Visual, Argelander step estimates.
Conditions: Good
Object YYYYMMDD(UT) Mag Obs Instrument Ref Estimates (Class)
CRBR 20020404.865 6.2 ABG B7x50 TYC1-V B4V3C (1)
CRBR 20020407.892 6.2 ABG B7x50 TYC1-V B4V3C (1)
CRBR 20020413.942 6.2 ABG B7x50 TYC1-V B5V3C (1)
CRBR 20020414.883 6.2 ABG B7x50 TYC1-V B5V3C (1)
CRBR 20020420.917 6.2 ABG B7x50 TYC1-V B4V3C (1)
CRBR 20020428.938 6.3 ABG B7x50 TYC1-V B5V2C (1)
CYGSS 20020413.993 <11.2 ABG L70;24X Henden V>11.2 (1)
CYGSS 20020421.031 12.0 ABG C280;140X Henden K2V3L (1)
CYGchi 20020407.930 5.8 ABG B7x50 TYC2-V A7V1B;V3C (1)
CYGchi 20020413.988 6.2 ABG B7x50 TYC2-V B2V2T;V=C (1)
CYGchi 20020428.944 7.0 ABG L70;24X TYC2-V T5V2E (1)
Comparison stars for R CrB (V-magnitudes from Tycho-1):
A = rho CrB ( 5,39 mag) B = ups CrB ( 5,80 mag)
C = TYC 2032-195 ( 6,46 mag) D = TYC 2040-1324 ( 7,11 mag)
E = TYC 2039-642 ( 7,43 mag) F = TYC 2040-1138 ( 7,81 mag)
G = TYC 2039-401 ( 8,67 mag) H = TYC-2040-1749 ( 9,34 mag)
I = TYC 2039-242 ( 9,94 mag) J = TYC 2039-1040 (10,56 mag)
K = TYC 2039-1198 (10,94 mag) X = TYC 2036-276 ( 8,06 mag)
Comp. stars for SS Cyg (V-mags. from Tycho-2 w/Bessel and Henden):
A = TYC 3196-1605 ( 7,81 mag) B = TYC 3196-1137 ( 8,31 mag)
C = TYC 3196-1988 ( 8,69 mag) D = TYC 3196-2202 ( 9,06 mag)
E = TYC 3196-1227 ( 9,40 mag) F = TYC 3196-0785 ( 9,75 mag)
G = TYC 3196-1019 (10,31 mag) H = TYC 3196-0857 (10,90 mag)
K = GSC 3196-0829 (11,86 mag) L = GSC 3196-0831 (12,28 mag)
X = TYC 3196-1427 ( 7,52 mag) Y = TYC 3196-701 ( 8,49 mag)
Z = TYC 3195-1324 ( 6,81 mag)
Comparison stars for Chi Cygni (V-magnitudes from Tycho-2):
A = 17 Cyg ( 5,01 mag) B = TYC 2660-4230 ( 5,93 mag)
C = TYC 2660-4229 ( 6,19 mag) D = TYC 2677-0206 ( 6,75 mag)
E = TYC 2673-0060 ( 7,27 mag) F = TYC 2660-2556 ( 7,49 mag)
G = TYC 2673-210 ( 7,90 mag) H = TYC 2673-4170 ( 8,21 mag)
I = TYC 2673-117 ( 8,44 mag) J = TYC 2673-196 ( 8,82 mag)
K = TYC 2673-4361 ( 9,19 mag) L = TYC 2673-4474 ( 9,49 mag)
M = TYC 2673-4455 ( 9,65 mag) N = TYC 2673-172 (10,02 mag)
O = TYC 2673-1766 (10,48 mag) P = TYC 2673-2709 (10,51 mag)
R = TYC 2673-2569 (11,16 mag) S = GSC 2673-1868 (11,60 mag)
T = TYC 2673-0065 ( 6,47 mag) U = Eta Cyg ( 3,89 mag)