C/2017 K4 (ATLAS) From 276 observations 2017 May 26-2018 Oct. 10. Kinoshita Epoch = 2019 Feb. 6.0 TT = JDT 2458520.5 T = 2018 Jan. 8.10858 TT peri.= 15.13577 e = 0.9062340 node = 298.88725 (2000.0) q = 2.6482698 AU incl.= 16.67803 a = 28.2433779 AU n = 0.00656643 P = 150.10 years m1 = 9.0 + 5log(delta) + 10.0log(r) A. Node = E:07/22.6 JST O:2017/11/21.0 JST 2.693 AU D. Node = E:01/19.9 JST O:2048/03/13.3 JST 40.320 AU 2019 JST R.A. (2000) D.C. Delta r Elong. Phase dMo./P.A. Tail/P.A. M-O Ag m1 H/A 01/27 20:30 01 01.24 +24 01.3 4.602 4.485 77.1 12.4 10.9/ 84.0 0.3/ 63 157 22 18.8 +38/ 95 01/28 20:30 01 02.03 +24 02.4 4.623 4.492 76.3 12.3 11.0/ 83.6 0.3/ 62 150 23 18.8 +38/ 95 01/29 20:30 01 02.83 +24 03.6 4.644 4.499 75.5 12.2 11.1/ 83.3 0.3/ 62 140 24 18.9 +37/ 95 01/30 20:20 01 03.63 +24 04.9 4.665 4.506 74.7 12.2 11.2/ 83.0 0.3/ 62 130 25 18.9 +38/ 95 01/31 20:20 01 04.44 +24 06.3 4.686 4.513 73.9 12.1 11.3/ 82.7 0.3/ 62 119 25 18.9 +38/ 95 02/01 20:20 01 05.26 +24 07.7 4.707 4.520 73.1 12.0 11.4/ 82.4 0.2/ 62 108 26 18.9 +37/ 95 02/02 20:20 01 06.08 +24 09.2 4.728 4.527 72.3 12.0 11.5/ 82.1 0.2/ 61 97 27 18.9 +37/ 96 02/03 20:20 01 06.92 +24 10.8 4.749 4.534 71.5 11.9 11.6/ 81.8 0.2/ 61 86 28 18.9 +36/ 96 02/04 20:20 01 07.75 +24 12.4 4.770 4.540 70.7 11.8 11.7/ 81.5 0.2/ 61 75 29 19.0 +35/ 97 02/05 20:20 01 08.60 +24 14.1 4.791 4.547 69.9 11.7 11.8/ 81.3 0.2/ 61 64 1 19.0 +35/ 97 02/06 20:20 01 09.45 +24 15.9 4.811 4.554 69.1 11.7 11.9/ 81.0 0.2/ 61 54 1 19.0 +34/ 98 02/07 20:20 01 10.30 +24 17.7 4.832 4.561 68.3 11.6 11.9/ 80.8 0.2/ 60 43 2 19.0 +33/ 98 02/08 20:10 01 11.16 +24 19.6 4.853 4.568 67.6 11.5 12.0/ 80.5 0.2/ 60 34 3 19.0 +35/ 97 02/09 20:10 01 12.03 +24 21.6 4.873 4.575 66.8 11.4 12.1/ 80.3 0.2/ 60 26 4 19.0 +34/ 98 02/10 20:10 01 12.90 +24 23.6 4.894 4.582 66.0 11.3 12.2/ 80.1 0.2/ 60 21 5 19.1 +34/ 98 02/11 20:10 01 13.78 +24 25.7 4.914 4.589 65.2 11.3 12.3/ 79.8 0.2/ 60 22 6 19.1 +33/ 98 02/12 20:10 01 14.66 +24 27.9 4.934 4.595 64.4 11.2 12.3/ 79.6 0.2/ 59 29 7 19.1 +32/ 99 02/13 20:10 01 15.55 +24 30.1 4.954 4.602 63.7 11.1 12.4/ 79.4 0.2/ 59 39 8 19.1 +32/ 99 02/14 20:10 01 16.45 +24 32.3 4.975 4.609 62.9 11.0 12.5/ 79.2 0.2/ 59 50 9 19.1 +31/100 02/15 20:10 01 17.34 +24 34.7 4.995 4.616 62.1 10.9 12.5/ 79.0 0.2/ 59 63 10 19.1 +31/100 02/16 20:10 01 18.25 +24 37.0 5.015 4.623 61.4 10.8 12.6/ 78.8 0.2/ 59 76 11 19.2 +30/100 02/17 20:10 01 19.16 +24 39.5 5.034 4.630 60.6 10.7 12.7/ 78.6 0.2/ 58 90 12 19.2 +29/101 02/18 20:00 01 20.06 +24 41.9 5.054 4.637 59.8 10.6 12.7/ 78.5 0.2/ 58 104 13 19.2 +31/100 02/19 20:00 01 20.98 +24 44.5 5.074 4.644 59.1 10.5 12.8/ 78.3 0.2/ 58 118 14 19.2 +30/101 02/20 20:00 01 21.90 +24 47.1 5.093 4.651 58.3 10.4 12.9/ 78.1 0.2/ 58 131 16 19.2 +30/101 02/21 20:00 01 22.83 +24 49.7 5.113 4.658 57.5 10.3 12.9/ 78.0 0.2/ 58 144 17 19.2 +29/101 02/22 20:00 01 23.76 +24 52.4 5.132 4.664 56.8 10.2 13.0/ 77.8 0.2/ 57 155 18 19.2 +29/102 02/23 20:00 01 24.69 +24 55.1 5.151 4.671 56.0 10.1 13.1/ 77.6 0.2/ 57 160 19 19.3 +28/102 02/24 20:00 01 25.63 +24 57.9 5.171 4.678 55.3 10.0 13.1/ 77.5 0.2/ 57 157 20 19.3 +27/103 02/25 20:00 01 26.57 +25 00.7 5.190 4.685 54.5 9.9 13.2/ 77.3 0.2/ 57 149 21 19.3 +27/103 02/26 20:00 01 27.51 +25 03.6 5.209 4.692 53.8 9.8 13.2/ 77.2 0.2/ 56 138 22 19.3 +26/103 02/27 20:00 01 28.46 +25 06.5 5.227 4.699 53.0 9.7 13.3/ 77.1 0.2/ 56 127 23 19.3 +26/104