CCD image by Giancarlo Ubaldo Nappi, image on the day of the discovery
The object rapidly faded since around August 28 (vsnet-campaign-nova 488, 493). The decline speed became rather gradual on August 30 (vsnet-campaign-nova 497, 500), and then, again rapidly faded on August 31 vsnet-campaign-nova 502, 505). The fading seems to be stopped around September 8-9 (vsnet-campaign-nova 552), and again start fading on September 11 (vsnet-campaign-nova 556).
Other related articles: vsnet-campaign-nova 477, 474, 475, 476, 478, 480, 483, 486, 487, 499, 506, 509, 511, 513, 524, 535, 542, 556, 562, 570, 584
Links:
Spectrum by M. Fujii:
http://www1.harenet.ne.jp/~aikow/v4739_sgr.gif
Image by G. U. Nappi:
http://www.kusastro.kyoto-u.ac.jp/vsnet/Novae/nsgr01-2.html