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Special Notice #275: Possible Nova in Scutum = PNV J18562170-0852300

April 12, 2012:  Tom Krajci (KTC, Cloudcroft, NM) reports that a possible nova in Scutum has been announced on the IAU CBAT TOCP page (http://www.cbat.eps.harvard.edu/unconf/tocp.html) as PNV J18562170-0852300. It was discovered at unfiltered magnitude 9.7 on 2012 April 12.7954 UT by Y. Sakurai, Japan, on two 10-second exposures using a digital camera + 180-mm f/2.8 lens. Nothing was visible on an image taken 2012 Apr. 9.79 UT.

Alert Notice 457: Monitoring Nova Oph 2012 for multiwavelength observations [V2676 Oph]

April 10, 2012:  Dr. Michael Rupen (National Radio Astronomy Observatory, Socorro, NM) has informed us that he and his colleagues of the EVLA (Expanded Very Large Array) Nova Team are carrying out a multiwavelength campaign on the Fe II-type nova Nova Oph 2012 [V2676 Oph]. They have triggered observations with Swift, JVLA (Jansky Very Large Array), SMA (Submillimeter Array), and high-resolution optical spectroscopy. He is requesting AAVSO observations in support.

Aviso Especial de AAVSO #274: Objeto variable en Centaurus = TCP J14250600-5845360

5 de abril de 2012:  John Seach (Chatsworth Island, NSW, Australia) reporta su descubrimiento de un objeto variable en Centaurus en 2012, Abr. 4.765 TU  con magnitud 10.8 (6 imágenes (magnitud límite 11.5) obtenidas con una cámara DSLR con lente de 50-mm f/1.0).

Special Notice #274: Variable Object in Centaurus = TCP J14250600-5845360

April 5, 2012:  John Seach (Chatsworth Island, NSW, Australia) reports his discovery of a variable object in Centaurus on 2012 Apr. 4.765 UT at magnitude 10.8 (6 images (limiting magnitude 11.5) obtained using a DSLR with 50-mm f/1.0 lens).

Seach reports no comet or minor planet was visible at the position, and nothing was seen down to magnitude 11.5 on his survey image taken 2012 Apr. 3.728 UT.

Coordinates: RA 14 25 06  Dec -58 45 36 (2000.0)