Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PSN J18121900+2131150

PSN J18121900+2131150   2011 06 27.87  *  18 12 19.00 +21 31 15.0  17.8 U    5E  12N  P1651633  8 2

2011 06 29.268

This possible supernova in PGC 16551633 was seen with 6 x 600 sec images using a clear filter. Astrometry: RA 18 12 19.18 Dec 21 31 14.7 Photometry: Mag 17.3 +/- 0.2 C These data were collected by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/5885982777/

2011 07 02.0435

SN to be confirmed on PGC 1651633 - Magnitude 17.36CR - Position measured: 18h 12m 19.20s +21º 31' 14.0" UCAC 2 reference stars - exp 10 min (300 sec x 2) unfiltered - Image on: http://anysllum.com/SNPGC1651633.jpg - Instrument: T-350mm f4.6 ST8XME - ANYSLLUM OBSERVATORY, Ager, Catalonia, Spain - MPC C07 - Observer: Xavier Bros - Agrupació Astronòmica de Sabadell

2011 07 20.8889

S. Leonini, Montarrenti Observatory, Siena, Italy, on behalf of Italian Supernovae Search Project, report the Mag. 17.7C of the PSN using a 0.53m f/8.7 Ritchey-Chretien telescope (+ Apogee Alta U47). The image is posted at URL http://www.jacopobaldi.it/dati/PSN%20J18121900+2131150%20in%20PGC1651633.jpg

2011 08 04.8710

Photometry: Mag. 17.6 +/-0.10 C. Astrometry: RA 18 12 19.15 Dec +21 31 14.3 (equinox 2000) GiaGa Obs., Pogliano Milanese (MI) Italy (MPC 203)0.28 m f/6.8 Schmidt-Cassegrain + ST8XME UCAC 2 reference stars, exp 10 min (300 sec. x 2) Observers S. Foglia, G. Galli

2011 09 25.86

Asiago spectroscopic ID: SNII-plateau about two, three months after explosion