C/2016 Q4 (Kowalski) From 75 observations 2016 July 11-Oct. 20. Kinoshita Epoch = 2020 Feb. 1.0 TT = JDT 2458880.5 T = 2018 Jan. 27.34399 TT peri.= 99.44582 e = 0.5806168 node = 271.28427 (2000.0) q = 7.0841858 AU incl.= 7.25765 a = 16.8919149 AU n = 0.01419665 P = 69.43 years m1 = 6.5 + 5log(delta) + 10.0log(r) A. Node = E:06/22.9 JST O:2011/09/13.2 JST 12.377 AU D. Node = E:12/24.1 JST O:2022/06/19.4 JST 10.223 AU 2020 JST R.A. (2000) D.C. Delta r Elong. Phase dMo./P.A. Tail/P.A. M-O Ag m1 H/A 01/12 21:50 02 57.46 +21 42.1 7.396 7.886 116.6 6.4 0.9/172.5 0.1/ 76 86 17 19.8 +57/ 76 01/13 21:40 02 57.46 +21 41.2 7.413 7.888 115.6 6.5 0.9/164.6 0.1/ 76 101 18 19.8 +58/ 74 01/14 21:40 02 57.48 +21 40.3 7.430 7.890 114.6 6.5 0.9/156.6 0.1/ 76 115 19 19.8 +57/ 75 01/15 21:40 02 57.51 +21 39.5 7.447 7.892 113.6 6.6 0.9/148.8 0.1/ 75 129 20 19.8 +56/ 76 01/16 21:40 02 57.54 +21 38.7 7.464 7.894 112.6 6.6 1.0/141.5 0.1/ 75 143 21 19.8 +56/ 77 01/17 21:40 02 57.59 +21 37.9 7.481 7.896 111.6 6.7 1.0/134.9 0.1/ 75 156 22 19.8 +55/ 78 01/18 21:40 02 57.64 +21 37.2 7.499 7.898 110.6 6.7 1.1/129.0 0.1/ 75 168 23 19.9 +54/ 79 01/19 21:40 02 57.70 +21 36.5 7.516 7.900 109.6 6.7 1.2/123.9 0.1/ 75 170 24 19.9 +53/ 79 01/20 21:30 02 57.77 +21 35.9 7.534 7.902 108.6 6.8 1.3/119.4 0.1/ 75 159 25 19.9 +54/ 78 01/21 21:30 02 57.85 +21 35.3 7.551 7.904 107.6 6.8 1.4/115.4 0.1/ 75 147 26 19.9 +54/ 79 01/22 21:30 02 57.94 +21 34.7 7.569 7.906 106.6 6.9 1.4/112.0 0.1/ 75 134 27 19.9 +53/ 80 01/23 21:30 02 58.03 +21 34.1 7.587 7.908 105.6 6.9 1.6/109.0 0.1/ 75 121 28 19.9 +52/ 80 01/24 21:30 02 58.14 +21 33.6 7.605 7.911 104.6 6.9 1.7/106.4 0.1/ 75 109 29 19.9 +51/ 81 01/25 21:30 02 58.25 +21 33.2 7.623 7.913 103.6 6.9 1.8/104.1 0.1/ 75 96 1 19.9 +51/ 82 01/26 21:20 02 58.37 +21 32.7 7.641 7.915 102.6 7.0 1.9/102.1 0.1/ 74 84 2 19.9 +52/ 81 01/27 21:20 02 58.50 +21 32.3 7.660 7.917 101.6 7.0 2.0/100.3 0.1/ 74 73 2 19.9 +51/ 81 01/28 21:20 02 58.64 +21 32.0 7.678 7.919 100.6 7.0 2.1/ 98.7 0.1/ 74 61 3 19.9 +50/ 82 01/29 21:20 02 58.79 +21 31.7 7.696 7.921 99.7 7.0 2.2/ 97.3 0.1/ 74 49 4 19.9 +49/ 83 01/30 21:20 02 58.95 +21 31.4 7.714 7.923 98.7 7.1 2.3/ 96.0 0.1/ 74 38 5 19.9 +49/ 83 01/31 21:20 02 59.11 +21 31.1 7.733 7.925 97.7 7.1 2.4/ 94.9 0.1/ 74 26 6 19.9 +48/ 84 02/01 21:20 02 59.29 +21 30.9 7.751 7.927 96.7 7.1 2.5/ 93.8 0.1/ 74 15 7 19.9 +47/ 84 02/02 21:10 02 59.47 +21 30.8 7.770 7.929 95.8 7.1 2.7/ 92.8 0.1/ 74 8 8 19.9 +48/ 83 02/03 21:20 02 59.66 +21 30.6 7.788 7.931 94.8 7.1 2.8/ 92.0 0.1/ 74 14 9 20.0 +46/ 86 02/04 21:20 02 59.86 +21 30.5 7.807 7.934 93.8 7.1 2.9/ 91.2 0.1/ 74 25 10 20.0 +45/ 86 02/05 21:10 03 00.06 +21 30.5 7.825 7.936 92.9 7.1 3.0/ 90.4 0.1/ 74 38 11 20.0 +46/ 85 02/06 21:10 03 00.28 +21 30.4 7.844 7.938 91.9 7.1 3.1/ 89.8 0.1/ 74 51 12 20.0 +45/ 86 02/07 21:10 03 00.50 +21 30.5 7.862 7.940 90.9 7.1 3.2/ 89.1 0.1/ 74 65 13 20.0 +45/ 86 02/08 21:10 03 00.73 +21 30.5 7.881 7.942 90.0 7.1 3.3/ 88.5 0.1/ 74 79 14 20.0 +44/ 87 02/09 21:10 03 00.97 +21 30.6 7.900 7.944 89.0 7.1 3.4/ 88.0 0.1/ 74 94 15 20.0 +43/ 88 02/10 21:10 03 01.22 +21 30.7 7.918 7.946 88.1 7.1 3.6/ 87.5 0.1/ 74 108 16 20.0 +42/ 88 02/11 21:10 03 01.47 +21 30.9 7.937 7.948 87.1 7.1 3.7/ 87.0 0.1/ 74 123 17 20.0 +42/ 89 02/12 21:00 03 01.73 +21 31.1 7.955 7.950 86.2 7.1 3.8/ 86.6 0.1/ 73 138 18 20.0 +43/ 88