P/2013 J2 (McNaught)

P/2013 J2 (McNaught)
2013 Nov. 27.80 UT: m1=15.6, Dia.=0.2′, DC=6... 50.8-cm L (307x)... Sandor Szabo (Sopron, Hungary) [Very small compact object, motion was checked]
2013 Oct. 12.44 UT: m1=[13.3... 40.0-cm L f/4.5 (257x)... Seiichi Yoshida (Gunma, Japan)
2013 Oct. 11.45 UT: m1=14.3, Dia.=0.5′, DC=5... 40.0-cm L f/4.5 (257x)... Seiichi Yoshida (Gunma, Japan) [I could see it, probably because the moon was hidden by heavy clouds. Very tiny]
2013 Oct. 06.02 UT: m1=14.2, DC=3... 91-cm F/3.5... Jean-François Viens (Cd’OA des Monts Notre-Dame, Québec, Canada)
2013 Oct. 03.94 UT: m1=15.0, Dia.=0.2′, DC=7... 50.8-cm L (307x)... Sandor Szabo (Hungary) [Very compact, easy to see]
2013 Oct. 02.85 UT: m1=13.7, Dia.=1′... 32-cm L... Uwe Pilz (Leipzig, Germany)
2013 Sep. 22.42 UT: m1=14.4 CCD, Dia.=0.9′, Tail= 0.9′ in PA: 194 deg ... 0.32-m f/7.4 Ritchey-Chretien + CCD... A. Novichonok & T.Prystavski (iTelescope observatory, Q62. Remotely Siding Spring, Australia)
2013 Sep. 14.29 UT: m1=14.5, Dia.=0.3′, DC=5... 45.7-cm L f/4.2 (318x)... Todd Augustyniak (Green River State Wildlife Area, Harmon, Illinois, USA) [Faint, averted vision necessary... formed a triangle with two 15.7 magnitude stars]
2013 Sep. 08.53 UT: m1=14.1: CCD, Dia.=&0.9′, Tail= 0.6′ in PA: 207 deg ... 0.32-m f/7.4 Ritchey-Chretien + CCD... A. Novichonok & T.Prystavski (iTelescope observatory, Q62. Remotely Siding Spring, Australia)
2013 Sep. 07.97 UT: m1=12.9 CCD + V filter, Dia.=0.7′, DC=6... 15-cm L f/4 (14x30s)... Mieczyslaw Leszek Paradowski (Dabrowa, Poland) [Software: IRIS. Comparison star 12.416+/-0.011mag with B-V=0.56 taken from APASS]
2013 Sep. 07.20 UT: m1=14.4, Dia.=0.4′, DC=5... 30.5-cm L f/4.9 (250x)... Todd Augustyniak (Afton Forest Preserve, Dekalb, Illinois USA) [Faint... just able to detect with averted vision]
2013 Sep. 06.91 UT: m1=15.0, Dia.=0.4′, DC=2... 50.8-cm L (307x)... Sandor Szabo (Hungary)
2013 Sep. 01.12 UT: m1=12.2, Dia.=1.5′, DC=3... 20-cm SCT (160x)... Juan José González (Alto del Castro – Aralla, alt. 1720 m, León, España) [Observación realizada en mejores condiciones atmosféricas que la previa de Ago. 18.12 UT, percibiendo mayor diámetro de coma y con ello una m1 más brillante. Estrellas de campo comprobadas en el DSS. Estrellas de comparación tomadas de la fotometría APASS cercana al cometa. Cielo muy claro de montaña]
2013 Aug. 28.08 UT: m1=12.3, Dia.=1′, DC=3... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil)
2013 Aug. 25.00 UT: m1=12.3:, Dia.=1′, DC=3... 22-cm L (160x)... Marco Goiato (Araçatuba, Brasil) [Light polution]
2013 Aug. 18.12 UT: m1=14.0, Dia.=0.4′, DC=5... 20-cm SCT (200x)... Juan José González ( Alto del Castro – Aralla, alt. 1720 m, León, España) [Estrellas de campo comprobadas en el DSS. Estrellas de comparación de la fotometría Henden del sector SA113. Cielo muy claro de montaña]
2013 Aug. 11.25 UT: m1=14.3, Dia.=0.4′, DC=5... 30.5-cm L (250x)... Todd Augustyniak (Coral Woods Conservation Area, Marengo, Illinois, USA)
2013 Aug. 08.91 UT: m1=14.6 CCD, Dia.=0.69′, Tail= 1.7′ in PA: 224 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. 05.98 UT: m1=14.6, Dia.=0.7′, DC=4... 50.8-cm L (307x)... Sandor Szabo (Hungary)
2013 Aug. 04.27 UT: m1=14.3, Dia.=0.3′, DC=6... 40.6-cm L (305x)... Todd Augustyniak (Wildcat Mountain State Park, Ontario, Wisconsin, USA) [Easy to see]
2013 July 28.53 UT: m1=14.7: CCD, Dia.=&0.6′ Tail= 0.9′ in PA: 230 deg ... 0.43-m f/6.8 astrograph + CCD... A. Novichonok & T.Prystavski (iTelescope observatory Q62. Remotely Siding Spring, Australia)
2013 July 06.95 UT: m1=15.3, Dia.=0.4′, DC=3... 50.8-cm L (307x)... Sandor Szabo (Hungary) [Surprisingly easy comet with a 15.8 mag small central condensation]
2013 May  13.44 UT: m1=17.1 CCD... 0.51-m f/4.5 L + CCD... A. Novichonok & T.Prystavski (iTelescope observatory, H06 (remotely Mayhill, U.S.A.)