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[vsnet-obs 3071] July 8, CCD, JLT




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   PHOTOMETRIC CCD OBSERVATIONS OF VARIABLE STARS
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CENTER FOR BACKYARD ASTROPHYSICS  (CBA) DENMARK
Observer   :  Lasse Teist Jensen
E-mail: ltj@tt.dk
Instruments:  0.25-m f/6.3 SCT , ST-6 SBIG CCD

Dear Colleagues,

Selected CCD results:

VAR 21 in CrB     2450272.4451   1996-07-07   0.9451      <17.2
V1504 CYG  2450272.5347   1996-07-08   0.0347      <15.5
V1060 CYG  2450272.5368   1996-07-08   0.0368      <16.3
V1316 CYG  2450272.5402   1996-07-08   0.0402      14.1,
I don't think V1316 Cyg can be a UG. Z Cam in standstill ? Nova- like ?
V795 CYG   2450272.5208   1996-07-08   0.0208      <16.4
V1454 CYG  2450272.5284   1996-07-08   0.0284      <15.0
V1505 CYG  2450272.5263   1996-07-08   0.0263      <15.0
DM LYR     2450272.5194   1996-07-08   0.0194      14.7, outburst

Novae:

HR LYR     2450272.4666   1996-07-07   0.9666      15.8
V446 HER   2450272.4625   1996-07-07   0.9625      17.1
N CAS 95   2450272.5125   1996-07-08   0.0125      9.3
N CAS 93   2450272.5159   1996-07-08   0.0159      14.5, seems faint on CCD 
image.

Eclipse observation of DQ Her:

DQ HER     2450272.4736   1996-07-07   0.9736      15.13
DQ HER     2450272.4749   1996-07-07   0.9749      15.52
DQ HER     2450272.4770   1996-07-07   0.9770      15.67
DQ HER     2450272.4791   1996-07-07   0.9791      15.83
DQ HER     2450272.4812   1996-07-07   0.9812      15.92
DQ HER     2450272.4833   1996-07-07   0.9833      16.03
DQ HER     2450272.4854   1996-07-07   0.9854      <16.2, minimum
DQ HER     2450272.4888   1996-07-07   0.9888      16.38
DQ HER     2450272.4909   1996-07-07   0.9909      15.67
DQ HER     2450272.4930   1996-07-07   0.9930      15.60
DQ HER     2450272.4951   1996-07-07   0.9951      15.54
DQ HER     2450272.4972   1996-07-07   0.9972      15.51
DQ HER     2450272.4993   1996-07-07   0.9993      14.99
DQ HER     2450272.5020   1996-07-08   0.0020      15.29
DQ HER     2450272.5041   1996-07-08   0.0041      14.93

Regards

Lasse Teist Jensen (JLT)