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[vsnet-obs 5307] March 20, 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:

1027+59      DW UMA     2450516.2638   1997-03-08   0.7638      16.18,
eclipse timing
1027+59      DW UMA     2450516.4000   1997-03-08   0.9000      15.95,
eclipse timing

1344+08      CR BOO     2450516.5451   1997-03-09   0.0451      14.64

1841+37      AY LYR     2450517.6951   1997-03-10   0.1951      <15.5
1508+23      SER1       2450517.6868   1997-03-10   0.1868      15.7
1817+38      V391 LYR   2450517.6930   1997-03-10   0.1930      <16.2
1858+42      V493 LYR   2450517.6937   1997-03-10   0.1937      <16.2
1556+33      VAR21 CRB  2450517.6854   1997-03-10   0.1854      <17.2
1621+39      VAR43 HER  2450517.6840   1997-03-10   0.1840      <17.0
1759+05      VAR25 OPH  2450517.6909   1997-03-10   0.1909      <17.0

0518+00      BI ORI     2450518.2923   1997-03-10   0.7923      15.5
1011+72      CI UMA     2450518.2555   1997-03-10   0.7555      14.9
0631+00      CW MON     2450518.2819   1997-03-10   0.7819      <16.7
0837+28      EG CNC     2450518.3013   1997-03-10   0.8013      <16.5
0956+34      RU LMI     2450518.2625   1997-03-10   0.7625      <15.5
0945+34      RZ LMI     2450518.2770   1997-03-10   0.7770      15.2
0632+18      UV GEM     2450518.2805   1997-03-10   0.7805      <16.3
0523-03      V1159 ORI  2450518.2902   1997-03-10   0.7902      14.9

0501-04      AQ ERI     2450523.2645   1997-03-15   0.7645      <15.3
1147+49      BC UMA     2450523.5840   1997-03-16   0.0840      <16.5
1051+50      CY UMA     2450523.2847   1997-03-15   0.7847      <15.6
0000+00      DW CNC     2450523.3243   1997-03-15   0.8243      14.4, is
this an outburst ?
0837+28      EG CNC     2450523.3222   1997-03-15   0.8222      <16.5
1251+27      GO COM     2450523.5590   1997-03-16   0.0590      <16.0
1315+02      HV VIR     2450523.5694   1997-03-16   0.0694      <16.5
1533+19      LX SER     2450523.5659   1997-03-16   0.0659      14.7
0000+00      SNGC3510    2450523.5756   1997-03-16   0.0756      16.3
0236+37      PV PER     2450523.2805   1997-03-15   0.7805      15.2,
the PV Per outburst is still visible
0309+42      QY PER     2450523.2791   1997-03-15   0.7791      <16.0
1234+21      S10932 COM 2450523.5611   1997-03-16   0.0611      <16.0
1508+23      SER1       2450523.5638   1997-03-16   0.0638      15.3
1133+03      T LEO      2450523.3618   1997-03-15   0.8618      14.2
0533-04      V1143 ORI  2450523.2715   1997-03-15   0.7715      16.3
0523-03      V1159 ORI  2450523.2666   1997-03-15   0.7666      13.5
0511-00      V1193 ORI  2450523.2680   1997-03-15   0.7680      13.9
1817+38      V391 LYR   2450523.6694   1997-03-16   0.1694      <16.8
1858+42      V493 LYR   2450523.6715   1997-03-16   0.1715      <17.0
0000+00      V650 ORI   2450523.2756   1997-03-15   0.7756      <16.0
2048+43      V751 CYG   2450523.6604   1997-03-16   0.1604      <16.5,
faint
1930+31      V795 CYG   2450523.6645   1997-03-16   0.1645      <16.4
1556+33      VAR21 CRB  2450523.5548   1997-03-16   0.0548      <15.7
1759+05      VAR25 OPH  2450523.6673   1997-03-16   0.1673      <17.0
1621+39      VAR43 HER  2450523.5527   1997-03-16   0.0527      <16.0
1614-02      X SER      2450523.5673   1997-03-16   0.0673      <17.0

Regards 

Lasse Teist Jensen (JLT)


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