C/2017 M3 Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 T 2017 Apr. 28.1700 TT MPC 106347 q 4.658844 (2000.0) P Q z +0.004339 Peri. 110.3032 -0.3691359 -0.9217331 +/-0.000625 Node 6.9977 -0.2181327 -0.0384769 e 0.979784 Incl. 77.4989 +0.9034139 -0.3859115 From 27 observations 2017 June 20-July 19, mean residual 0".3. C/2017 M3 (PANSTARRS) Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag. 2017 06 16 12 11.37 +64 06.7 4.875 4.675 72.7 12.0 19.5 2017 06 21 12 10.41 +62 35.1 4.915 4.678 70.7 11.8 19.5 2017 06 26 12 10.18 +61 03.9 4.955 4.682 68.6 11.7 19.5 2017 07 01 12 10.57 +59 33.4 4.996 4.686 66.6 11.5 19.5 2017 07 06 12 11.47 +58 03.8 5.038 4.690 64.5 11.3 19.5 2017 07 11 12 12.81 +56 35.6 5.079 4.695 62.4 11.1 19.6 2017 07 16 12 14.52 +55 08.7 5.120 4.700 60.3 10.8 19.6 2017 07 21 12 16.55 +53 43.5 5.161 4.705 58.2 10.6 19.6 2017 07 26 12 18.85 +52 20.0 5.201 4.711 56.2 10.3 19.6 2017 07 31 12 21.37 +50 58.4 5.239 4.717 54.2 10.0 19.6 2017 08 05 12 24.10 +49 38.8 5.276 4.723 52.2 9.8 19.7 2017 08 10 12 26.98 +48 21.3 5.312 4.730 50.3 9.5 19.7 2017 08 15 12 30.00 +47 05.9 5.346 4.737 48.6 9.2 19.7 2017 08 20 12 33.14 +45 52.7 5.377 4.744 46.9 9.0 19.7 2017 08 25 12 36.38 +44 41.8 5.407 4.752 45.4 8.7 19.7 2017 08 30 12 39.70 +43 33.3 5.433 4.760 44.1 8.5 19.8 2017 09 04 12 43.08 +42 27.1 5.457 4.768 42.9 8.3 19.8 2017 09 09 12 46.50 +41 23.3 5.477 4.776 42.0 8.1 19.8 2017 09 14 12 49.95 +40 22.0 5.495 4.785 41.3 8.0 19.8 2017 09 19 12 53.42 +39 23.1 5.509 4.794 40.9 7.9 19.8 2017 09 24 12 56.89 +38 26.8 5.519 4.804 40.7 7.8 19.8 2017 09 29 13 00.35 +37 33.1 5.526 4.813 40.9 7.8 19.8 2017 10 04 13 03.79 +36 41.9 5.529 4.823 41.3 7.9 19.8 2017 10 09 13 07.19 +35 53.3 5.528 4.834 42.1 8.0 19.8 2017 10 14 13 10.55 +35 07.4 5.523 4.844 43.2 8.1 19.9 2017 10 19 13 13.85 +34 24.2 5.514 4.855 44.6 8.3 19.9 2017 10 24 13 17.07 +33 43.7 5.501 4.866 46.2 8.5 19.9 2017 10 29 13 20.20 +33 05.9 5.484 4.878 48.1 8.7 19.9 2017 11 03 13 23.23 +32 31.0 5.463 4.889 50.3 9.0 19.9 2017 11 08 13 26.14 +31 58.8 5.438 4.901 52.7 9.3 19.9 2017 11 13 13 28.91 +31 29.4 5.409 4.913 55.3 9.5 19.9 2017 11 18 13 31.54 +31 02.9 5.377 4.926 58.1 9.8 19.8 2017 11 23 13 33.99 +30 39.3 5.341 4.939 61.0 10.1 19.8 2017 11 28 13 36.26 +30 18.5 5.301 4.952 64.2 10.3 19.8 2017 12 03 13 38.32 +30 00.6 5.259 4.965 67.4 10.6 19.8 2017 12 08 13 40.16 +29 45.5 5.214 4.978 70.9 10.8 19.8 2017 12 13 13 41.75 +29 33.2 5.166 4.992 74.4 10.9 19.8 2017 12 18 13 43.08 +29 23.8 5.116 5.006 78.1 11.1 19.8 2017 12 23 13 44.12 +29 17.0 5.065 5.021 81.9 11.2 19.8 2017 12 28 13 44.84 +29 12.9 5.012 5.035 85.7 11.2 19.8 2018 01 02 13 45.23 +29 11.3 4.958 5.050 89.7 11.2 19.8 2018 01 07 13 45.26 +29 12.0 4.904 5.065 93.8 11.2 19.7 2018 01 12 13 44.93 +29 14.8 4.850 5.080 97.9 11.1 19.7 2018 01 17 13 44.20 +29 19.7 4.797 5.096 102.1 10.9 19.7 2018 01 22 13 43.05 +29 26.2 4.745 5.111 106.4 10.6 19.7 2018 01 27 13 41.49 +29 34.1 4.696 5.127 110.7 10.3 19.7 2018 02 01 13 39.49 +29 42.9 4.649 5.143 115.0 10.0 19.7 2018 02 06 13 37.05 +29 52.4 4.605 5.160 119.3 9.6 19.7 2018 02 11 13 34.19 +30 02.0 4.566 5.176 123.5 9.1 19.7 2018 02 16 13 30.89 +30 11.3 4.531 5.193 127.6 8.7 19.6 2018 02 21 13 27.19 +30 19.8 4.501 5.210 131.6 8.2 19.6 2018 02 26 13 23.12 +30 26.9 4.477 5.228 135.4 7.6 19.6 2018 03 03 13 18.70 +30 32.2 4.459 5.245 138.8 7.2 19.6 2018 03 08 13 13.98 +30 35.2 4.448 5.263 141.7 6.7 19.6 2018 03 13 13 09.02 +30 35.5 4.443 5.281 144.1 6.3 19.7 2018 03 18 13 03.87 +30 32.7 4.447 5.299 145.7 6.1 19.7 2018 03 23 12 58.61 +30 26.4 4.458 5.317 146.5 5.9 19.7 2018 03 28 12 53.30 +30 16.5 4.476 5.335 146.3 6.0 19.7 2018 04 02 12 48.02 +30 02.8 4.503 5.354 145.2 6.1 19.7 2018 04 07 12 42.82 +29 45.4 4.537 5.373 143.3 6.4 19.8 2018 04 12 12 37.78 +29 24.3 4.578 5.392 140.7 6.8 19.8 2018 04 17 12 32.95 +28 59.7 4.627 5.411 137.6 7.2 19.8 2018 04 22 12 28.37 +28 31.6 4.683 5.430 134.1 7.6 19.9 2018 04 27 12 24.11 +28 00.5 4.745 5.450 130.2 8.1 19.9 2018 05 02 12 20.18 +27 26.7 4.814 5.470 126.2 8.6 19.9 2018 05 07 12 16.61 +26 50.4 4.888 5.489 122.0 9.0 20.0 2018 05 12 12 13.41 +26 12.0 4.967 5.510 117.7 9.3 20.0 2018 05 17 12 10.59 +25 31.7 5.050 5.530 113.4 9.7 20.1 2018 05 22 12 08.16 +24 50.0 5.138 5.550 109.0 9.9 20.1 2018 05 27 12 06.11 +24 07.0 5.228 5.571 104.6 10.1 20.2 2018 06 01 12 04.42 +23 23.1 5.322 5.591 100.2 10.3 20.2 2018 06 06 12 03.10 +22 38.5 5.417 5.612 95.8 10.4 20.3 2018 06 11 12 02.11 +21 53.4 5.514 5.633 91.5 10.4 20.3 2018 06 16 12 01.45 +21 07.9 5.612 5.654 87.2 10.3 20.4 2018 06 21 12 01.10 +20 22.3 5.711 5.676 82.9 10.2 20.4 2018 06 26 12 01.04 +19 36.6 5.809 5.697 78.6 10.1 20.5 2018 07 01 12 01.25 +18 51.0 5.907 5.719 74.4 9.9 20.5 2018 07 06 12 01.70 +18 05.5 6.004 5.740 70.2 9.6 20.6 2018 07 11 12 02.39 +17 20.2 6.099 5.762 66.1 9.3 20.6 2018 07 16 12 03.29 +16 35.3 6.192 5.784 62.0 8.9 20.7 2018 07 21 12 04.40 +15 50.7 6.283 5.806 57.9 8.5 20.7 2018 07 26 12 05.67 +15 06.5 6.370 5.828 53.8 8.1 20.8 2018 07 31 12 07.11 +14 22.8 6.455 5.851 49.8 7.6 20.8 2018 08 05 12 08.70 +13 39.5 6.536 5.873 45.7 7.1 20.8 2018 08 10 12 10.42 +12 56.8 6.613 5.896 41.8 6.6 20.9 2018 08 15 12 12.25 +12 14.5 6.686 5.919 37.8 6.0 20.9 2018 08 20 12 14.19 +11 32.8 6.755 5.941 33.9 5.4 21.0 2018 08 25 12 16.22 +10 51.7 6.819 5.964 30.0 4.9 21.0 2018 08 30 12 18.32 +10 11.1 6.878 5.987 26.1 4.3 21.0 2018 09 04 12 20.49 +09 31.2 6.931 6.011 22.3 3.7 21.0 2018 09 09 12 22.71 +08 51.9 6.979 6.034 18.7 3.1 21.1 2018 09 14 12 24.97 +08 13.2 7.022 6.057 15.2 2.5 21.1 2018 09 19 12 27.26 +07 35.2 7.059 6.081 12.2 2.0 21.1 2018 09 24 12 29.56 +06 57.8 7.090 6.104 9.9 1.6 21.1 2018 09 29 12 31.86 +06 21.2 7.116 6.128 9.0 1.5 21.2 2018 10 04 12 34.16 +05 45.2 7.135 6.152 10.0 1.6 21.2 2018 10 09 12 36.44 +05 10.0 7.148 6.176 12.3 2.0 21.2 2018 10 14 12 38.68 +04 35.6 7.156 6.200 15.5 2.5 21.2 2018 10 19 12 40.88 +04 01.9 7.157 6.224 19.1 3.0 21.2 2018 10 24 12 43.03 +03 29.1 7.152 6.248 22.9 3.6 21.2 2018 10 29 12 45.11 +02 57.1 7.142 6.272 27.0 4.1 21.2 2018 11 03 12 47.10 +02 25.9 7.126 6.297 31.1 4.7 21.3 2018 11 08 12 49.01 +01 55.6 7.104 6.321 35.3 5.2 21.3 2018 11 13 12 50.81 +01 26.3 7.077 6.346 39.6 5.7 21.3 2018 11 18 12 52.48 +00 57.9 7.045 6.370 44.0 6.2 21.3 2018 11 23 12 54.03 +00 30.4 7.008 6.395 48.4 6.6 21.3 2018 11 28 12 55.43 +00 04.0 6.967 6.420 52.9 7.0 21.3 2018 12 03 12 56.66 -00 21.4 6.921 6.445 57.5 7.4 21.3 2018 12 08 12 57.73 -00 45.8 6.872 6.470 62.1 7.7 21.3 2018 12 13 12 58.60 -01 09.0 6.819 6.495 66.8 8.0 21.3 2018 12 18 12 59.28 -01 31.2 6.764 6.520 71.6 8.2 21.3 2018 12 23 12 59.74 -01 52.2 6.706 6.545 76.4 8.4 21.3 2018 12 28 12 59.97 -02 12.0 6.647 6.570 81.3 8.5 21.2 2019 01 02 12 59.97 -02 30.7 6.586 6.596 86.3 8.6 21.2 2019 01 07 12 59.72 -02 48.1 6.525 6.621 91.3 8.5 21.2 2019 01 12 12 59.22 -03 04.3 6.465 6.646 96.4 8.5 21.2 2019 01 17 12 58.46 -03 19.3 6.405 6.672 101.6 8.3 21.2 2019 01 22 12 57.43 -03 33.0 6.347 6.697 106.8 8.1 21.2 2019 01 27 12 56.14 -03 45.5 6.291 6.723 112.1 7.8 21.2 2019 02 01 12 54.58 -03 56.7 6.238 6.749 117.5 7.4 21.2 2019 02 06 12 52.76 -04 06.8 6.188 6.774 122.9 7.0 21.2 2019 02 11 12 50.70 -04 15.6 6.143 6.800 128.4 6.5 21.2 2019 02 16 12 48.39 -04 23.3 6.104 6.826 133.9 6.0 21.2 2019 02 21 12 45.87 -04 29.8 6.070 6.852 139.5 5.4 21.2 2019 02 26 12 43.15 -04 35.4 6.043 6.878 145.1 4.7 21.2 2019 03 03 12 40.26 -04 40.0 6.022 6.904 150.8 4.0 21.2 2019 03 08 12 37.22 -04 43.7 6.009 6.930 156.4 3.3 21.2 2019 03 13 12 34.07 -04 46.7 6.004 6.956 162.1 2.5 21.2 2019 03 18 12 30.83 -04 49.0 6.007 6.982 167.8 1.7 21.2 2019 03 23 12 27.55 -04 50.9 6.018 7.009 173.3 0.9 21.2 2019 03 28 12 24.27 -04 52.3 6.038 7.035 177.8 0.3 21.3 2019 04 02 12 21.01 -04 53.6 6.066 7.061 174.5 0.8 21.3 2019 04 07 12 17.80 -04 54.7 6.102 7.088 169.1 1.5 21.3 2019 04 12 12 14.70 -04 55.9 6.147 7.114 163.5 2.3 21.3 2019 04 17 12 11.72 -04 57.3 6.200 7.140 158.0 3.0 21.4 2019 04 22 12 08.89 -04 59.0 6.261 7.167 152.5 3.7 21.4 2019 04 27 12 06.23 -05 01.1 6.328 7.193 147.0 4.4 21.4 H = 11.0, 2.5n = 7.5