Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

PSN J12271283+0925132

PSN J12271283+0925132   2012 05 17.22  *  12 27 12.83 +09 25 13.2  16.9 U   17E   1S  N4424     L 0


2012 05 18.822

2012 May 18.822 UT, R=14.9 +/- 0.1 (K. Sárneczky, Konkoly Observatory, Hungary; 0.60-m Schmidt Telescope; position end figures 12s.82, 13".2; USNO-B1.0 reference stars)



2012 05 18.8900

PSN in NGC 4424 - CCD MAG.ESTIMATE: +15.2 ; LAST OBSERVATION ON MAY 14.87(U.T.) SHOWED NOTHING UNTIL MAG.+19.0 - GIANCARLO CORTINI (MONTE MAGGIORE OBS.-PREDAPPIO-ITALY) C14+STARLIGHT X-PRESS SXVR H9-80 SEC. EXPOSURE.



2012 05 18.8402

Mag.: 15.1(Rc) R.A.: 12 27 12.82; Decl.: +09 25 12.9 (2000.0) Observer: Massimiliano Martignoni - Observatory: Stazione Astronomica Betelgeuse (B75), Magnago, Italy Telescope: Schmidt-Cassegrain 0.25m-f/10.0 - CCD: KAF0261E



2012 05 18.332

This possible supernova in NGC 4424 was seen with 4 x 15 min images using a luminance filter Astrometry: RA 12 27 12.84 Dec 09 25 13.1 Photometry: 14.9 +/- 0.1 L These data were collected remotely by Joseph Brimacombe, Cairns, Australia. Link to image and further information http://www.flickr.com/photos/43846774@N02/7225356298/



2012 05 18.9749

This object was observed by Federica Luppi and Luca Buzzi from Schiaparelli Observatory, Varese, Italy. In a stack of images totalling 5 minutes of unfiltered exposure time, the object has position end figures 12s.84, 13".1 and magnitude 14.9. Image posted at URL:http://www.astrogeo.va.it/pub/TOCP/PSN_N4424.jpg



2012 05 19.833

2012 May 19.833 UT, R=14.4 +/- 0.1 (K. Sárneczky, Konkoly Observatory, Hungary; 0.60-m Schmidt Telescope)


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