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[vsnet-obs 5594] April 21, CCD, JLT
- Date: Mon, 21 Apr 1997 08:12:46 +0200
- To: "'VSNET-OBS'" <vsnet-obs@kusastro.kyoto-u.ac.jp>
- From: "Lasse Teist Jensen, LTJ" <ltj@tt.dk>
- Subject: [vsnet-obs 5594] April 21, CCD, JLT
- Sender: owner-vsnet-obs@kusastro.kyoto-u.ac.jp
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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:
0940+45 DV UMA 2450555.3375 1997-04-16 0.8375 16.51,
eclipse timing
0940+45 DV UMA 2450555.4222 1997-04-16 0.9222 16.18,
eclipse timing
0940+45 DV UMA 2450555.5083 1997-04-17 0.0083 <16.0,
eclipse timing
0940+45 DV UMA 2450555.5097 1997-04-17 0.0097 <16.0
0940+45 DV UMA 2450557.3986 1997-04-18 0.8986 <16.0
0940+45 DV UMA 2450557.4000 1997-04-18 0.9000 <16.0,
eclipse timing
0940+45 DV UMA 2450557.4013 1997-04-18 0.9013 <16.0
0940+45 DV UMA 2450557.4868 1997-04-18 0.9868 <16.0,
eclipse timing
0940+45 DV UMA 2450557.4881 1997-04-18 0.9881 <16.0
Superhumps still visible.
DV UMa is getting harder to observe. DV UMa is getting fainter and the
full moon decreases the contrast.
1048+30 SX LMI 2450555.3083 1997-04-16 0.8083 14.5
1930+31 V795 CYG 2450555.5618 1997-04-17 0.0618 14.7
1556+33 VAR21 CRB 2450555.5520 1997-04-17 0.0520 <17.2
1621+39 VAR43 HER 2450555.5555 1997-04-17 0.0555 <16.5
Regards
Lasse Teist Jensen (JLT)