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AAVSO Special Notice #12

0218-21 Supernova 2006ce (Cetus)
(May 11, 2006)

Daniel W. E. Green, Central Bureau for Astronomical Telegrams, reports (IAU
Circular 8709) the discovery by L. A. G. Monard, Pretoria, South Africa, of a
bright apparent supernova in NGC 908 (Cetus) at unfiltered CCD magnitude 12.4
on images taken May 10.14 UT using a 0.30-m reflector. Monard reported nothing
was visible at the location of SN 2006ce on the Digitized Sky Survey (limiting
mag 20.5 R) or on his images taken prior to April 1 (limiting mag ~18).

Monard gives the following position for SN 2006ce, which is offset 136" West
and 28" South of the nucleus of NGC 908:

R.A. 02:22:54.63  Decl. -21:14:29.4   (2000)

Aditional observations from Monard: Apr. 1.713 UT, (16.5 R; May 11.151,
12.9 B, 12.55 V, 12.4 R.

Please note that this supernova is presently observable only during dawn
twilight. Observers are encouraged to follow its outburst and decline as
observing becomes more feasible.

Please observe visually or photometrically with a B, V, and/or Ic filter.

A chart for NGC 908 by G. D. Thompson and J. Bryan, Jr. (sequence is
photoelectric V or photovisual v) is available at this URL:

Report observations to the AAVSO as 0218-21 SN 2006CE. In the Chart field,
please put TB to indicate Thompson/Bryan.

Congratulations to Berto on his latest discovery!

This special notice was compiled by: Elizabeth O. Waagen

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