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[vsnet-obs 5854] Var43 superhumps, CCD, JLT
- Date: Mon, 26 May 1997 08:12:27 +0200
- To: "'VSNET-OBS'" <vsnet-obs@kusastro.kyoto-u.ac.jp>
- From: "Lasse Teist Jensen, LTJ" <ltj@tt.dk>
- Subject: [vsnet-obs 5854] Var43 superhumps, 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:
1621+39 VAR43 HER 2450592.4249 1997-05-23 0.9249 12.91,
the night was too poor to get a time series.
1556+33 VAR21 CRB 2450592.5451 1997-05-24 0.0451 15.7,
outburst continues
1344+08 CR BOO 2450592.4145 1997-05-23 0.9145 15.9
1621+39 VAR43 HER 2450593.4645 1997-05-24 0.9645 12.92,
this Var43 Her time series clearly shows superhumps with amplitude ~0.2
mag and period about 75-80 minutes. Thus I confirm the very short
period.
1556+33 VAR21 CRB 2450593.4340 1997-05-24 0.9340 15.7,
outburst continues
Regards
Lasse Teist Jensen (JLT)