PNV J18090346-1112345 2013 11 24.3835* 18 09 03.46 -11 12 34.5 12.3 U Ser I 0
2013 11 24.383
Image = http://www.k-itagaki.jp/images/Ser.jpg
2013 11 24.384
Discovered by K. Itagaki, Yamagata, Japan, on an unfiltered CCD frame using 0.21-m f/3.0 reflector at Yamagata under the limiting magnitude= about 15. This PN was confirmed on the frames taken after discovery using 0.50-m f/6.0 reflector + unfiltered CCD. He informs nothing is visible at this location on his past frames including the most recent survey taken on 2013 Nov. 6.375 UT (limit mag. = about 15) using same survey telescope.
2013 11 26.369
Mag11.7 : http://www.k-itagaki.jp/images/ser-2.jpg
2013 11 26.373
Mag.= 12.7 observed by T. Kojima, Gunma-ken, Japan, using 150-mm f/2.8 lens + Canon EOS 60D.