- C/2012 A2 LINEAR 2013 October 29 20:20 UT, 4x4 min L, 10" f/3.6 ASA Astrograph, SBIG 8300M Roland Fichtl
- C/2012 A2 LINEAR 2013 October 07 21:20:04 (UT), 360s exp. (3 stack images) 0.7-m (f/4) reflector + CCD PL47-10 FLI + R ilter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 September 28 00:44:59 (UT), 240s exp. (2 stack images), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 August 18 21:40:58 (UT), 360s exp.(3 stack images), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kiev comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 August 14 ,23:00 UT, 61 x 40s, Newton 6" f/5, Canon EOS 350D Miroslav Lostak, Karlovy Vary, Czech Rep.
- C/2012 A2 LINEAR 2013 August 13 00:38:42 (UT), 1200s exp.(7 stack images), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kiev comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 July 16 00:14 UT, 4x5min L, 10" f/3.6 ASA Astrograph, SBIG-ST 8300M Roland Fichtl
- C/2012 A2 LINEAR 2013 March 05 18:57:49 (UT), 600s exp. (5 stack images), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 March 05 19:12:29 (UT), 120s exp., 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 February 28 21:30:55 (UT), 120s exp., 0.7-m (f/4) L + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2013 February 08 18:26 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2013 January 02 20:06:10 (UT), 840s exp. (14 stack images), 0.7-m (f/4) reflector + CCD PL47-10 FLI + R filter, Kyiv comet station (MPC 585) Alexander Baransky, Ukraine
- C/2012 A2 LINEAR 2012 October 22 20:06-20:53 UT, 9x300s,80mm Triplet-APO f/7,ATIK 16HR + IR-filter,C28 Wellinghofen Thorsten Zilch
- C/2012 A2 LINEAR 2012 September 16 20:25-20:41 UT, 8 x 1min Deltagraph 3.3/830 Ricoh GXR A12 Uwe Wohlrab
- C/2012 A2 LINEAR 2012 August 19 00.47 UT, Newton 200/580 ATIK 314L+ 2 x 240 sec. Stefan Beck
- C/2012 A2 LINEAR 2012 May 17 21.37 UT, 14" f/3.1 Newton, FLI 8300 CCD 6x300 sec. 2x2 bin Michael Jäger
- C/2012 A2 LINEAR 2012 May 09 20:25 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 May 03 21:06 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 April 10 22.12 UT, 5x270 sec. 10"f/3.8 FLI 8300 CCD 2x2 bin Michael Jäger
- C/2012 A2 LINEAR 2012 March 26 22:19 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 March 25 20.41 UT, Newton 200/580 ATIK 314L+ 7 x 120 sec. Stefan Beck
- C/2012 A2 LINEAR 2012 March 21 23:09 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 March 20 22.04 UT, Newton 200/580 ATIK 314L+ 3 x 120 sec. Stefan Beck
- C/2012 A2 LINEAR 2012 March 10 01:14 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 March 03 02:39 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 February 24 22:33 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 February 23 02:26 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 February 22 20.08 UT, 5x300 sec. 10"f/3.8 Sigma 6303 CCD Michael Jäger
- C/2012 A2 LINEAR 2012 February 22 01:27 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 February 18 02:04 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 February 16 01:31 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)
- C/2012 A2 LINEAR 2012 January 27 02:05 UT, S-C 0.25m-f/10, KAF0261E, C-Filter, 5x60sec. Massimiliano Martignoni (Magnago, Italy)