Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

PSN J08175346+2328105

PSN J08175346+2328105   2013 03 25.19  *  08 17 53.46 +23 28 10.5  15.1 U    1W  10S  N2554     L -


2013 03 26.1188

L. Elenin (Lyubertsy, Russia) and I. Molotov (Moscow, Russia) confirm an apparent supernova PSN J08175346+2328105 in NGC 2554. Object visible on 3x300sec images remotely taken at ISON-NM Observatory (Mayhill, NM, USA) with 0.45-m f/2.8 telescope + CCD (KAF09000) on Mar. 26.1188, 2013. Object located at 08h 17m 53s.54 +/- 0".08, +23d 28' 11".3 +/- 0".06 (UCAC-4) with magnitude 15.4U (mag. limit ~18.8m). Nothing is visible at this position on the POSS and POSSII images. Image of PSN J08175346+2328105 available at http://spaceobs.org/images/TOCP/PSNJ08175346+2328105-20130326.png



2013 03 27.115

This possible supernova in NGC 2554 was detected with 3 x 15 min images using an infrared filter Astrometry: RA 08 17 53.53 Dec +23 28 10.7 Photometry: 14.83 +/- 0.05 IR > 700 nm (R for ref) These data were collected remotely by Joseph Brimacombe, Cairns, Australia. Link to image and further information: http://www.flickr.com/photos/43846774@N02/8599691309/



2013 03 31.8566

Photometry: 14.70 +/- 0.1 U Astrometry: RA 08 17 53.51 Dec. 23 28 10.4 (equinox 2000.0). GiaGa Obs. Pogliano Milanese (MI) Italy (MPC 203). 0.28m f/6.8 Schmidt-Cassegrain + ST8XME, UCAC 4 reference stars exp. 11 min. (average of 11 images, each 60 sec.). Observers S. Foglia, G. Galli



2013 03 31.92857

This object was observed by Federica Luppi and Luca Buzzi from Schiaparelli Observatory, Varese, Italy. In a stack of images totalling 3 minutes of unfiltered exposure time, the object has position end figures 53s.54, 11".4 and magnitude 14.6. Image posted at URL http://www.astrogeo.va.it/pub/TOCP/PSN_N2554.jpg



2013 03 25

Confirmed as a Type Ia, see ATEL 4940


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