comet C/2011 J2 (LINEAR)

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Observation date	image	Photometry (FOCAS)	Afρ	astrometry	Observatory
20130305	X	X		X	B96 (BRIXIIS)
20140601	X	X		X	B96 (BRIXIIS)
20140701	X	X	X	X	B96 (BRIXIIS)
20140730 (fragment-b)	X	X	X	X	B96 (BRIXIIS)
20140820 (fragment-B)	X	X	X	X	B96 (BRIXIIS)
20140902 (fragment-B)	X	X	X	X	I89 (Nerpio, Spain)
20140902 (fragment-B)	X	X		X	U69 (California,USA)
20140902 (fragment-B)	X	X		X	B96 (BRIXIIS)
20140903 (fragment-B)	X	X		X	U69 (California,USA)
20140908 (fragment-B)	X	X		X	B96 (BRIXIIS)
20140910 (fragment-B)	X	X	X	X	B96 (BRIXIIS)
20140912 (fragment-B)	X	X		X	B96 (BRIXIIS)
20140914 (fragment-B)	X	X		X	B96 (BRIXIIS)
20140917 (fragment-B)	X	X		X	B96 (BRIXIIS)
20140923 (fragment-B)	X	X		X	U69 (California,USA)
20140927 (b-fragment)	X	X		X	B96 (BRIXIIS)
20141002 (B-fragment)					B96 (BRIXIIS)
20141003 (B-fragment)					B96 (BRIXIIS)
20141007 (B-fragment)					B96 (BRIXIIS)
20141009 (B-fragment)					B96 (BRIXIIS)
20141011 (B-fragment)					B96 (BRIXIIS)
20141013 (B-fragment)	X	X	X	X	B96 (BRIXIIS)
20141018 (B-fragment)	X	X	X	X	B96 (BRIXIIS)
20141019 (B-fragment)	X	X		X	B96 (BRIXIIS)
20141023 (B-fragment)	X	X	X	X	G39 (ROAD, Chile)
20141206 (B/C-fragment)	X	X		X	B96 (BRIXIIS)
20141231 (B-fragment)	X	X	X	X	B96 (BRIXIIS)

C/2011 J2 (LINEAR)

Photometric data obtained from FOCAS-II software:

FoCAs 3.36

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD

OBJECT DATE TIME +/- +/- +/- +/- +/- +/- N FWHM CAT

------------ ---------- -------- ----- ----- ----- ----- ----- ----- ---- ---- ---

C/2011 J2 05/03/2013 01:17:50 15.46 14.74 14.50 14.38 14.31 14.29 14.1 18.0 B96

C/2011 J2 05/03/2013 01:17:50* 0.01 0.03 0.02 0.02 0.04 0.04 3 3.6 CMC

C/2011 J2 14/03/2013 21:27:08 15.45 14.81 14.60 14.49 14.42 14.38 17.3 17.9 B96

C/2011 J2 14/03/2013 21:27:08* 0.01 0.04 0.06 0.07 0.07 0.07 3 3.5 CMC

C/2011 J2 02/04/2013 21:22:11 15.62 15.00 14.78 14.67 14.63 14.63 23.2 17.9 B96

C/2011 J2 02/04/2013 21:22:11* 0.01 0.03 0.05 0.06 0.06 0.06 5 3.5 USN

C/2011 J2 01/07/2014 23:32:33 15.71 14.79 14.43 14.29 14.22 14.22 5.0 16.5 B96

C/2011 J2 01/07/2014 23:32:33* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.6 USN

C/2011 J2 30/07/2014 23:54:16 15.34 14.62 14.26 14.04 13.92 13.85 16.8 17.0 B96

C/2011 J2 30/07/2014 23:54:16* 0.04 0.02 0.01 0.01 0.02 0.02 3 3.9 USN

C/2011 J2 20/08/2014 21:18:08 15.53 14.79 14.42 14.20 14.08 14.00 16.0 17.3 B96

C/2011 J2 20/08/2014 21:18:08* 0.02 0.05 0.05 0.04 0.05 0.06 7 4.0 USN

C/2011 J2 08/09/2014 22:21:20 15.82 15.12 14.76 14.59 14.52 14.53 12.8 16.4 B96

C/2011 J2 08/09/2014 22:21:20* 0.07 0.12 0.13 0.16 0.20 0.27 70 3.8 USN

C/2011 J2 02/09/2014 00:36:36 15.92 15.31 14.97 14.79 14.68 14.60 5.3 18.7 I89

C/2011 J2 02/09/2014 00:36:36* 0.07 0.08 0.08 0.14 0.20 0.25 11 1.9 USN

C/2011 J2 10/09/2014 20:50:20 15.52 14.76 14.33 14.04 13.83 13.65 8.8 16.6 B96

C/2011 J2 10/09/2014 20:50:20* 0.03 0.05 0.05 0.09 0.14 0.17 20 3.9 CMC

C/2011 J2 12/09/2014 00:09:02 15.56 14.86 14.49 14.26 14.13 14.06 11.7 17.4 B96

C/2011 J2 12/09/2014 00:09:02* 0.06 0.08 0.07 0.08 0.09 0.09 69 3.8 CMC

C/2011 J2 14/09/2014 23:58:13 15.59 14.92 14.50 14.26 14.12 14.05 12.4 17.7 B96

C/2011 J2 14/09/2014 23:58:13* 0.01 0.03 0.01 0.00 0.01 0.02 2 3.9 CMC

C/2011 J2 23/09/2014 08:28:29 16.11 15.47 15.16 14.99 14.92 14.90 7.4 19.4 U69

C/2011 J2 23/09/2014 08:28:29* 0.06 0.08 0.07 0.06 0.03 0.05 4 1.7 USN

C/2011 J2 27/09/2014 21:06:03 15.62 14.96 14.61 14.39 14.27 14.22 11.2 17.8 B96

C/2011 J2 27/09/2014 21:06:03* 0.03 0.05 0.06 0.08 0.10 0.12 30 3.7 CMC

C/2011 J2 13/10/2014 19:34:15 15.66 14.96 14.57 14.32 14.15 14.03 12.0 18.2 B96

C/2011 J2 13/10/2014 19:34:15* 0.09 0.08 0.06 0.05 0.05 0.05 29 3.9 CMC

C/2011 J2 18/10/2014 20:14:00 15.75 15.06 14.70 14.47 14.31 14.21 11.8 18.3 B96

C/2011 J2 18/10/2014 20:14:00* 0.06 0.06 0.05 0.05 0.05 0.06 31 3.9 CMC

C/2011 J2 19/10/2014 00:09:17 15.79 15.13 14.78 14.56 14.45 14.39 13.2 18.2 B96

C/2011 J2 19/10/2014 00:09:17* 0.02 0.03 0.04 0.04 0.05 0.05 16 3.5 CMC

C/2011 J2 06/12/2014 18:06:00 16.21 15.53 15.20 15.02 14.94 14.85 12.9 17.3 B96

C/2011 J2 06/12/2014 18:06:00* 0.05 0.06 0.07 0.07 0.08 0.11 7 4.0 USN

C/2011 J2 31/12/2014 18:12:37 16.80 16.12 15.80 15.63 15.51 15.40 5.7 17.3 B96

C/2011 J2 31/12/2014 18:12:37* 0.08 0.10 0.11 0.11 0.13 0.16 11 3.9 USN

C/2011 J2 06/08/2015 23:47:16 17.27 16.56 16.25 16.16 16.04 15.95 3.5 17.2 B96

C/2011 J2 06/08/2015 23:47:16* 0.16 0.10 0.11 0.10 0.06 0.10 5 3.9 USN

COMET UTC DELTA R APER Mag AfRho +/- Log Obs

------------ ------------------- ----- ----- ----- ----- ----- ---- ----- ---

C/2011 J2 02/04/2013 21:22:11 3.74 4.21 07.38 15.98 961 39 2.983 B96

C/2011 J2 01/07/2014 23:32:33 4.15 3.85 6.65 15.87 5 1098 220 3.041 B96

C/2011 J2 30/07/2014 23:54:16 3.86 3.98 7.15 15.55 17 1366 81 3.136 B96

C/2011 J2 08/09/2014 22:21:20 3.52 4.17 7.84 15.89 13 909 71 2.959 B96

C/2011 J2 20/08/2014 21:18:08 3.65 4.07 7.56 15.69 16 1122 70 3.050 B96

C/2011 J2 02/09/2014 00:36:36 3.56 4.13 7.76 16.05 5 787 149 2.896 I89

C/2011 J2 14/09/2014 23:58:13 3.50 4.20 7.89 15.75 12 1034 83 3.015 B96

C/2011 J2 12/09/2014 00:09:02 3.51 4.18 7.87 15.70 12 1084 93 3.035 B96

C/2011 J2 14/09/2014 23:58:13 3.50 4.20 7.89 15.75 12 1034 83 3.015 B96

C/2011 J2 23/09/2014 08:28:29 3.49 4.24 7.91 16.18 7 708 96 2.850 U69

C/2011 J2 27/09/2014 21:06:03 3.49 4.26 7.90 15.75 11 1072 96 3.030 B96

C/2011 J2 13/10/2014 19:34:15 3.57 4.35 7.72 15.86 12 1050 87 3.021 B96

C/2011 J2 18/10/2014 20:14:00 3.62 4.37 7.62 15.94 12 1015 86 3.007 B96

C/2011 J2 19/10/2014 00:09:17 3.62 4.37 7.62 15.94 13 1011 77 3.005 B96

C/2011 J2 06/12/2014 18:06:00 4.46 4.64 6.19 16.49 13 1043 81 3.018 B96

C/2011 J2 31/12/2014 18:12:37 5.01 4.79 5.50 17.19 6 737 129 2.867 B96

C/2011 J2 06/08/2015 23:47:16 5.39 6.16 5.12 17.65 4 925 264 2.966 B96