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[vsnet-obs 5805] May 20, CCD, JLT
- Date: Tue, 20 May 1997 08:04:59 +0200
- To: "'VSNET-OBS'" <vsnet-obs@kusastro.kyoto-u.ac.jp>
- From: "Lasse Teist Jensen, LTJ" <ltj@tt.dk>
- Subject: [vsnet-obs 5805] May 20, 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:
1556+33 VAR21 CRB 2450584.3826 1997-05-15 0.8826 14.49,
the weather too poor and the series too short too reveal humps
1344+08 CR BOO 2450584.3694 1997-05-15 0.8694 <16.0,
faint
1508+23 SER1 2450584.3715 1997-05-15 0.8715 <16.2
1621+39 VAR43 HER 2450584.3618 1997-05-15 0.8618 <16.5
1556+33 VAR21 CRB 2450585.3895 1997-05-16 0.8895 14.58,
Superhumps still visible
1344+08 CR BOO 2450585.3680 1997-05-16 0.8680 <16.0,
faint
1234+21 S10932 COM 2450585.3708 1997-05-16 0.8708 <15.5
1508+23 SER1 2450585.3743 1997-05-16 0.8743 <16.2
1621+39 VAR43 HER 2450585.3631 1997-05-16 0.8631 <17.0
1920-10 DH AQL 2450585.5569 1997-05-17 0.0569 <14.9
1904+43 MV LYR 2450585.5444 1997-05-17 0.0444 13.7,
bright
1900-01 N AQL 95 2450585.5631 1997-05-17 0.0631 <15.0
2137+48 V1251 CYG 2450585.5520 1997-05-17 0.0520 <16.0
2008+42 V1316 CYG 2450585.5645 1997-05-17 0.0645 14.2,
does an image exist of V1316 Cyg where it is really faint. The star has
now been bright for at least a year.
1841+43 V344 LYR 2450585.5472 1997-05-17 0.0472 15.2,
faint outburst
1817+38 V391 LYR 2450585.5458 1997-05-17 0.0458 <16.2
1858+42 V493 LYR 2450585.5430 1997-05-17 0.0430 <16.6
2131+40 V630 CYG 2450585.5562 1997-05-17 0.0562 <15.5
2131+39 V632 CYG 2450585.5548 1997-05-17 0.0548 <16.3
2048+43 V751 CYG 2450585.5506 1997-05-17 0.0506 <16.5
1759+05 VAR25 OPH 2450585.5486 1997-05-17 0.0486 <16.4
Regards
Lasse Teist Jensen (JLT)