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[vsnet-alert 3718] TmzV36 very rare outburst
- Date: Thu, 18 Nov 1999 14:27:12 +0100 (CET)
- To: vsnet-alert@kusastro.kyoto-u.ac.jp
- From: Patrick Schmeer <extpasc@rz.uni-sb.de>
- Subject: [vsnet-alert 3718] TmzV36 very rare outburst
- Cc: GHA07243@nifty.ne.jp, extpasc@rz.uni-sb.de (Patrick Schmeer)
- Sender: owner-vsnet-alert@kusastro.kyoto-u.ac.jp
CCD magnitudes obtained by P. Schmeer, Bischmisheim, Germany:
TmzV36 (UG:)
TmzV36 991113.536 180:C Scp
TmzV36 991114.535 179C Scp
TmzV36 991117.528 147C Scp
Sequence: USNO-A2.0 (red magnitudes)
Instrument: IRO (0.5-m RCT + AP-8)
This likely cataclysmic variable is undergoing its second ever
recorded outburst. The only previously known brightening occurred
in 1994 November (vsnet-obs 10504, see below).
Robert Fried took several images of TmzV36 last night at my request.
The (blue) object is visible at mag 14.9 on his R-band image taken
on Nov. 18.456 UT (same sequence as above).
Data from USNO-A2.0: 091650.693 +284943.07 (2000.0) 17.4 18.8
Time-resolved photometry (and spectroscopy) during the current outburst
is very urgently required.
Regards,
Patrick
P.S.:
Excerpt from vsnet-obs 10504:
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[vsnet-obs 10504] New Takamizawa variables (TmzV34-V36)
Kesao Takamizawa (Nagano, Japan) reports the following discoveries of
variable stars (TmzV34-V36)
TmzV36 = USNO1125.05932438 091650.670 +284942.54 17.4 19.7
091650.7 +284942 (2000.0, Takamizawa's semiaccurate measurement)
Takamizawa reports that the star is visible on Real-Sky CD-ROM
at magnitude ~18.
object YYMMDD(UT) mag code
TmzV36 940306.519 <153p Tmz.VSOLJ
TmzV36 940428.535 <150p Tmz.VSOLJ
TmzV36 940512.560 <145p Tmz.VSOLJ
TmzV36 941102.718 <145p Tmz.VSOLJ
TmzV36 941129.809 138p Tmz.VSOLJ
TmzV36 941130.732 137p Tmz.VSOLJ
TmzV36 950222.480 <153p Tmz.VSOLJ
TmzV36 951020.747 <153p Tmz.VSOLJ
TmzV36 960113.550 <153p Tmz.VSOLJ
TmzV36 960309.472 <153p Tmz.VSOLJ
TmzV36 970929.794 <153p Tmz.VSOLJ
TmzV36 971029.751 <153p Tmz.VSOLJ
TmzV36 980102.610 <153p Tmz.VSOLJ
TmzV36 980318.560 <153p Tmz.VSOLJ
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