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[vsnet-obs 5601] April 22, CCD, JLT
- Date: Tue, 22 Apr 1997 08:08:06 +0200
- To: "'VSNET-OBS'" <vsnet-obs@kusastro.kyoto-u.ac.jp>
- From: "Lasse Teist Jensen, LTJ" <ltj@tt.dk>
- Subject: [vsnet-obs 5601] April 22, 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 2450558.3430 1997-04-19 0.8430 16.37,
eclipse timing
0940+45 DV UMA 2450558.4284 1997-04-19 0.9284 <16.0,
eclipse timing
0940+45 DV UMA 2450558.4298 1997-04-19 0.9298 <16.0
Still superhumps ! Very interesting star.
1841+37 AY LYR 2450557.5388 1997-04-19 0.0388 12.57
1841+37 AY LYR 2450558.5333 1997-04-20 0.0333 12.69
Superhumps with amplitude 0.1 mag and period about 0.075 day clearly
visible.
1048+30 SX LMI 2450558.3166 1997-04-19 0.8166 15.9
1556+33 VAR21 CRB 2450558.4895 1997-04-19 0.9895 <17.2
1621+39 VAR43 HER 2450558.4902 1997-04-19 0.9902 <16.5
Regards
Lasse Teist Jensen (JLT)