C/2013 E2 (Iwamoto)

C/2013 E2 (Iwamoto)
2013 Dec. 30.45 UT: m1=16.3 CCD, Dia.=0.49′ Tail= 0.4′ in PA: 310 deg... [T9] 0.32-m f/7.4 Ritchey-Chretien + CCD... A. Novichonok & T. Prystavski (iTelescope observatory, Q62, remotely Siding Spring, Australia)
2013 Oct. 06.07 UT: m1=15.0, DC=4... 91-cm F/3.5... Jean-François Viens (Cd’OA des Monts Notre-Dame, Québec, Canada)
2013 Oct. 03.99 UT: m1=14.4, Dia.=1.2′, DC=4... 50.8-cm refl. (189x)... Sandor Szabo (Hungary)
2013 Sep. 26.51 UT: m1=13.8 CCD, Dia.=1.41′, Tail= 1.4′ in PA: 270 deg ... 0.32-m f/7.4 Ritchey-Chretien + CCD... A. Novichonok & T.Prystavski (iTelescope observatory, Q62. Remotely Siding Spring, Australia)
2013 Sep. 09.03 UT: m1=14.2 CCD, Dia.=0.4’... CCD images unfiltered... Stéphane Potvin (Cd’OA Monts Notre-Dame, Québec, Canada) [comparison star 3UCAC 189-003745 mag.=15.00]
2013 Sep. 07.03 UT: m1=14.5, Dia.=0.7′, DC=4... 50.8-cm L (307x)... Sandor Szabo (Hungary)
2013 Sep. 04.78 UT: m1=13.7 CCD, Dia.=1.71′, Tail= 1.7′ in PA: 271 deg ... 0.32-m f/7.4 Ritchey-Chretien + CCD... A. Novichonok & T.Prystavski (iTelescope observatory, Q62. Remotely Siding Spring, Australia)
2013 Aug. 11.98 UT: m2=15.6 CCD, Dia.=2.46′, Tail= 3.8′ in PA: 269 deg... 0.40-m f/8 Ritchey-Chretien + CCD... V.Gerke & T.Prystavski (Ka-Dar observatory, TAU station C32, remotely Nizhniy Arkhyz, Russia)
2013 Aug. 11.34 UT: m1=[14.4 Negative... 30.5-cm L (250x)... Todd Augustyniak (Coral Woods Conservation Area, Marengo, Illinois, USA) [Could not convincingly see comet... Able to see 8 galaxies within 30′ radius of comet’s position]
2013 Aug. 08.02 UT: m1=14.3, Dia.=0.8′, DC=5... 30-cm L f/5 (167x)... Mieczyslaw Leszek Paradowski (Dabrowa, Poland) [Motion checked over a 60-min period. Faintest star 15.3 mag in FOV]
2013 Aug. 06.02 UT: m1=14.7, Dia.=0.5′, DC=2... 50.8-cm L (250x)... Sandor Szabo (Hungary)
2013 Aug. 04.34 UT: m1=14.2, Dia.=0.4′, DC=4... 40.6-cm L (229x)... Todd Augustyniak (Wildcat Mountain State Park, Ontario, Wisconsin, USA) [Glad I was able to see this comet before it faded from view later in the year]
2013 Aug. 02.81 UT: m1=14.0 CCD, Dia.=1.00′, Tail= 0.9′ in PA: 265 deg ... 0.11-m f/5.0 refractor + CCD... A. Novichonok & T. Prystavski (iTelescope observatory Q62. Remotely Siding Spring, Australia)
2013 July 14.39 UT: m1=13.3 CCD, Dia.=1.9′, Tail= 2.4′ in PA: 264 deg ... 0.11-m f/5.0 refractor + CCD... A. Novichonok & T.Prystavski (iTelescope observatory H06. Remotely Mayhill, U.S.A.)
2013 July 06.99 UT: m1=13.8, Dia.=0.7′, DC=3... 50.8-cm L (307x)... Sandor Szabo (Hungary)
2013 June 12.01 UT: m1=13.5, Dia.=1.0′, DC=3... 50.8-cm L (250x)... Sandor Szabo (Hungary)
2013 May  17.73 UT: m1=13.1, Dia.=0.9’, DC=1... 25-cm L f:5 (83x)... Chris Wyatt (Walcha, NSW, Australia) [Coma very small and diffuse, averted vision]
2013 May  14.75 UT: m1=12.3, Dia.=2’, DC=2... 25-cm L f:5 (83x)... Chris Wyatt (Walcha, NSW, Australia) [Cloud interference, averted vision, sky transparency average, zodiacal light interference, low contrast background sky]
2013 May  11.33 UT: m1=11.7, Dia.=2′, DC=3... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil)
2013 May  10.77 UT: m1=12.1, Dia.=2.6’, DC=2... 25-cm L f:5 (83x)... Chris Wyatt (Walcha, NSW, Australia) [Background sky was of low contrast due to Zodiacal light interference, small coma was visible using direct vision and outer coma was best visible using averted vision. Swan band filter weakly enhanced coma, no Tail]
2013 Apr. 22.75 UT: m1=11.1, Dia.=3’, DC=3... 25-cm L f:5 (39x)... Chris Wyatt (Walcha, NSW, Australia) [Small central condensation, edges diffuse, enhances slightly using Swan Band filter, slight interference by zodiacal light, no Tail. Comparison stars=TASS-4... Method=S... Cat=TA]
2013 Apr. 22.47 UT: m1=[12.0... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico) [negativa en 15-cm]
2013 Apr. 20.16 UT: m1=10.8, Dia.=3′, DC=2/... 20-cm SCT (100x)... Juan Jose Gonzalez (Puerto de Aralla, alt. 1530 m, Leon, Spain) [Más brillante que lo previsto. Débil coma exterior]
2013 Apr. 12.48 UT: m1=[11.3... 15-cm SCT (37x)... Salvador Aguirre (Hermosillo, Sonora, Mexico) [negativa en 15-cm]
2013 Apr. 07.78 UT: m1=[12.3... 40.0-cm L f/4.5 (257x)... Seiichi Yoshida (Ibaraki, Japan) [negativa en 40-cm]
2013 Mar. 23.35 UT: m1=11.0:, Dia.=2′, DC=4... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil) [Nautical twilight, sun altitude: -14º]
2013 Mar. 20.14 UT: m1=12.5, Dia.=0.6’, DC=5... 50.8-cm L (250x)... Sandor Szabo (Hungary) [Only some 12 deg above horizont, but well condensed. Motion was checked during 30 min period. LM in the field is 15.2 mag]