C/2017 S6 T 2018 Feb. 27.0000 TT MPEC 2017-T37 q 1.542125 (2000.0) P Q Peri. 134.7533 +0.9384968 -0.0087297 Node 130.8859 -0.2379017 -0.7408826 e 1.0 Incl. 152.8337 +0.2502531 -0.6715779 From 59 observations 2017 Sept. 30-Oct. 7. C/2017 S6 (Catalina) Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag. 2017 09 04 07 01.98 +41 20.8 3.097 2.753 61.0 18.7 18.4 2017 09 09 07 03.27 +42 09.6 2.962 2.704 65.5 19.8 18.2 2017 09 14 07 04.07 +43 05.3 2.824 2.656 70.1 20.9 18.0 2017 09 19 07 04.23 +44 08.8 2.683 2.608 74.9 21.8 17.8 2017 09 24 07 03.58 +45 21.4 2.540 2.560 79.7 22.7 17.6 2017 09 29 07 01.88 +46 44.6 2.397 2.512 84.8 23.4 17.4 2017 10 04 06 58.82 +48 19.7 2.253 2.464 90.0 23.9 17.2 2017 10 09 06 53.94 +50 08.5 2.110 2.417 95.3 24.3 17.0 2017 10 14 06 46.60 +52 12.3 1.970 2.370 100.9 24.4 16.7 2017 10 19 06 35.81 +54 31.8 1.834 2.324 106.6 24.3 16.5 2017 10 24 06 20.11 +57 05.8 1.705 2.278 112.4 23.8 16.2 2017 10 29 05 57.33 +59 49.2 1.584 2.232 118.2 23.1 16.0 2017 11 03 05 24.44 +62 29.1 1.474 2.187 123.7 22.2 15.7 2017 11 08 04 38.21 +64 39.5 1.380 2.143 128.6 21.2 15.5 2017 11 13 03 38.10 +65 38.7 1.303 2.099 132.1 20.5 15.3 2017 11 18 02 31.01 +64 42.7 1.248 2.056 133.3 20.5 15.1 2017 11 23 01 29.49 +61 38.4 1.218 2.014 131.7 21.5 15.0 2017 11 28 00 41.44 +56 55.1 1.212 1.973 127.4 23.4 14.9 2017 12 03 00 06.93 +51 19.7 1.231 1.933 121.0 25.9 14.8 2017 12 08 23 42.79 +45 33.2 1.272 1.895 113.5 28.5 14.8 2017 12 13 23 25.92 +40 02.2 1.332 1.857 105.6 30.7 14.8 2017 12 18 23 14.07 +35 01.1 1.406 1.821 97.7 32.4 14.8 2017 12 23 23 05.71 +30 35.1 1.490 1.787 90.1 33.4 14.9 2017 12 28 22 59.82 +26 43.8 1.582 1.754 82.7 33.8 14.9 2018 01 02 22 55.70 +23 24.3 1.677 1.723 75.7 33.6 15.0 2018 01 07 22 52.89 +20 32.5 1.774 1.694 69.1 32.8 15.0 2018 01 12 22 51.06 +18 04.4 1.870 1.667 62.7 31.6 15.1 2018 01 17 22 49.98 +15 56.2 1.963 1.642 56.6 30.0 15.1 2018 01 22 22 49.46 +14 04.7 2.052 1.620 50.8 28.1 15.2 2018 01 27 22 49.37 +12 27.1 2.135 1.600 45.1 25.8 15.2 2018 02 01 22 49.61 +11 00.9 2.212 1.583 39.6 23.4 15.2 2018 02 06 22 50.09 +09 44.2 2.282 1.569 34.3 20.7 15.2 2018 02 11 22 50.75 +08 35.3 2.344 1.558 29.2 18.0 15.3 2018 02 16 22 51.56 +07 32.8 2.397 1.550 24.2 15.2 15.3 2018 02 21 22 52.44 +06 35.4 2.440 1.544 19.5 12.4 15.3 2018 02 26 22 53.38 +05 42.2 2.475 1.542 15.3 9.8 15.3 2018 03 03 22 54.33 +04 52.1 2.499 1.543 11.9 7.6 15.4 2018 03 08 22 55.26 +04 04.3 2.514 1.547 10.1 6.5 15.4 2018 03 13 22 56.15 +03 18.1 2.519 1.554 10.8 6.9 15.4 2018 03 18 22 56.96 +02 32.8 2.514 1.564 13.6 8.6 15.4 2018 03 23 22 57.66 +01 47.5 2.499 1.577 17.5 11.0 15.5 H = 11.5, 2.5n = 10.0