PNV J17144255-2943481 2014 04 11.747 * 17 14 42.55 -29 43 48.1 10.7 U Oph 9 0
2014 04 11.747
Discovered by H. Nishimura, Shizuoka-ken, Japan, who writes nothing is visible at this location on a frame taken on April 10.699 UT using 200-mm f/3.2 lens + a Digital camera. Also T. Kojima. Gunma-ken, reports this discovery independently on a frame taken on 2014 April 11.757, who writes nothing is visible on a frame taken April 10.749 using 85-mm f/2.8 lens + a Digital camera.
2014 04 11.780
Also Y. Sakurai, Ibaraki-ken, reports same discovery (mag.= 10.6) independently on two 15-s frames using Fuji FinePix S2 digital camera + Nikon 180-mm f/2.8 lens, who writes this star is not visible on a frame taken on 2014 April 10.792 UT.
2014 04 11.81
Image : http://www.k-itagaki.jp/images/oph.jpg
2014 04 12.1095
mag 10.2U, R.A. = 17h14m42s.68, Decl. = -29 43 44.8
2014 4 12.6838
Photometry results were V=10.34, Rc=10.42, Ic=10.58 with 25cm Schmidt-Cassegrain + Apogee Alta E47 CCD at Kamagaya, Japan (Seiichiro Kiyota)
2014 04 12.654
Mag.= 10.9, position end figures 42s.61, 44".4 (refer to UCAC4 catalog) observed by T. Noguchi, Chiba-ken, on a 30-s frame with 0.23-m f/6.3 Schmidt-Cassegrain + unfiltered CCD. See an image posted at http://park8.wakwak.com/~ngc/images/PNVinOph.jpg.
2014 04 13.38194
2014 Apr. 13.382UT Photometry: B= 10.48, V= 10.47, R= 10.54, I= 10.54, position end figures 42s.66, 45".1, remotely using a 0.50-m f/6.8 astrograph + CCD + f/4.5 focal reducer at the iTelescope.Net Mayhill NM, USA. Observer T. Yusa, Osaki, Japan. An image was posted at URL http://space.geocities.jp/yusastar77/supernova/PNinOph_140413.htm
2014 04 13.448
Photometry: B= 10.45, V= 10.47, R= 10.41, R.A. 17h14m42.65s Decl. -29°43'44.7" (J2000.0) , remotely using a 0.43-m f/6.8 astrograph + FLI-PL6303E CCD camera + f/4.5 focal reducer at the iTelescope.Net New Mexico, USA, UTC Minus 7:00. Daylight savings time is observed. Observers F. Castellani R. Belligoli C.Marangoni Osservatorio Monte Baldo, Ferrara di Monte Baldo, Verona, Italy. See an image posted at https://www.flickr.com/photos/27458003@N05/13850100103/