C/2012 A2 (LINEAR)

C/2012 A2 (LINEAR)
2013 Oct. 12.96 UT: m1=15.0: CCD, Dia.=&1.1′, Tail= 1.6′ in PA: 20 deg ... 0.40-m f/8 Ritchey-Chretien + CCD... V.Gerke & T.Prystavski (Ka-Dar observatory, TAU station C32, remotely Nizhniy Arkhyz, Russia) [comet is close to a bright star, so coma diameter and magnitude are hard to determine precisely]
2013 Oct. 03.98 UT: m1=15.5, Dia.=0.3′, DC=4... 50.8-cm refl. (307x)... Sandor Szabo (Hungary) [Motion was checked in a 80 minutes period]
2013 Sep. 07.01 UT: m1=15.6, Dia.=0.3′, DC=2... 50.8-cm L (307x)... Sandor Szabo (Hungary) [Motion was confirmed during 20 minutes period]
2013 Jan. 15.77 UT: m1=15.1 CCD, Dia.=0.5′, Tail= 0.9′ in PA: 18 deg ... 0.40-m f/8 Ritchey-Chretien + CCD... V.Gerke & T.Prystavski (Ka-Dar observatory, TAU station C32, remotely Nizhniy Arkhyz, Russia)
2013 Jan. 09.08 UT: m1=14.8 C CCD, Dia.=&0.4′... 11-cm R + CCD... Artyom Novichonok (remotely from Mayhill, U.S.A.)
2012 Nov. 24.83 UT: m1=13.7, Dia.=0.7′, DC=3/... 40.0-cm L f/4.5 (144x)... Seiichi Yoshida (Gunma, Japan)
2012 Nov. 18.16 UT: m1=15.0, DC=4... Visual 91-cm F:3.5... Jean-François Viens (Centre d’Observation Astronomique des Monts Notre-Dame, Québec, Canada)
2012 Nov. 13.74 UT: m1=14.5... 32-cm reflector... Uwe Pilz (Leipzig, Germany)
2012 Nov. 06.87 UT: m1=10.4, Dia.=4′, DC=2... 20-cm SCT (77x)... Juan José González (Pandorado, alt. 1190 m, León, España)
2012 Nov. 04.81 UT: m1=10.5, Dia.=4′, DC=2... 20-cm SCT (77x)... Juan José González (Collada del Fresno – Sierra del Aramo, alt. 1221 m, Asturias, España)
2012 Oct. 13.81 UT: m1=11.1, Dia.=3′, DC=3, Tail= not visible... 23.5-cm SCT (67x)... Carlos Labordena (Castellón, España)
2012 Sep. 22.96 UT: m1=13.8, Dia.=1.1′, DC=5... 20.3-cm L f:5.9 (133x)... Mieczyslaw Leszek Paradowski, (Dabrowa, Poland) [Comparison stars taken from APASS (AQ). Faintest star 14.9 mag (AQ) seen in FOV near the comet. Motion observed over 60-min period. Nearby field stars checked in DSS]
2012 Sep. 18.02 UT: m1=[14.1... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia) [I couldn’t see this comet, but stars to ~15.5m in near field was seen]
2012 Sep. 15.80 UT: m1=[12.5... 40.0-cm L f/4.5 (144x)... Seiichi Yoshida (Gunma, Japan)
2012 Sep. 13.85 UT: m1=13.4, Dia.=1′... 32-cm reflector... Uwe Pilz (Leipzig, Germany)
2012 Sep. 12.98 UT: m1=[13.7... 35.6-cm L (133x)... Artyom Novichonok (Shadzhatmaz, Caucasus, Russia)
2012 Sep. 09.83 UT: m1=14.3, Dia.=0.5′, DC=1... 50.8-cm L (351x)... Sandor Szabo (Sopron, Hungary) [Very close to a 9.5 mag bright star, but can be seen easily]
2012 Sep. 06.86 UT: m1=10.7, Dia.=4′, DC=2... 20-cm SCT (100x)... Juan José González (Llamas de Rueda, alt. 990 m, León, España) [Estrella de mag. 13.3 (APASS) en la coma]
2012 Aug. 22.12 UT: m1=11.3, Dia.=2.5′, DC=2/... 20-cm SCT (100x)... Juan José González (Alto del Castro – Aralla, alt. 1720 m, León, España) [Más brillante que lo esperado. Coma elongada, con débil región externa]
2012 July 12.99 UT: m1=13.7, Dia.=1.3′, DC=3... 20-cm SCT (133x)... Juan José González (Pandorado, 1190 m alt., León, España) [Estrellas de campo comprobadas en el DSS. Estrellas de comparación de la fotometría APASS cercana al cometa. Cielo muy claro de montaña.]
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