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[vsnet-obs 8297] Nov.3 ,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
Address     : Suhrs Alle 5, DK - 3520 Farum , Denmark
E-mail        : ltj@tt.dk
CBA Denmark Page: http://vsnet.astro.columbia.edu/~cba/dk
Instruments:  0.25-m f/6.3 SCT , ST-6 SBIG CCD

Dear Colleagues,

Selected CCD results:

0829+53      SW UMA     2450749.4812   1997-10-27   0.9812      11.80,
superhumps maximum
0829+53      SW UMA     2450749.5347   1997-10-28   0.0347      11.81,
superhumps maximum
0829+53      SW UMA     2450749.5916   1997-10-28   0.0916      11.81,
superhumps maximum
Still clearly showing superhumps. Amplitude decreased to 0.08 mag.
The superhump timings are made just by visual inspection of the
lightcurve. 

1930+31      V795 CYG   2450749.2104   1997-10-27   0.7104      <16.4
1621+39      V844 HER   2450752.2159   1997-10-30   0.7159      <16.0
1858+42      V493 LYR   2450752.2194   1997-10-30   0.7194      <16.2
1925+54      USNO 1425  2450752.2215   1997-10-30   0.7215      <16.5
1930+31      V795 CYG   2450752.2277   1997-10-30   0.7277      <16.4
0104+27      VAR PSC    2450752.2326   1997-10-30   0.7326      15.3
1927+33      V792 CYG   2450752.2388   1997-10-30   0.7388      15.6

Regards 

Lasse Teist Jensen (JLT)