MPC
(162117) 1998 SD15 Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC M 141.38235 (2000.0) P Q n 1.09434904 Peri. 35.81717 -0.77268382 +0.63401973 a 0.9326073 Node 183.97929 -0.63467040 -0.77063721 e 0.3448890 Incl. 26.79560 +0.01237779 +0.06432168 P 0.90 H 19.1 G 0.15 U 3 From 278 observations at 4 oppositions, 1998-2007, mean residual 0".55.An explanation of the orbital elements is available.
These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.
Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.
Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2008 04 14 04 33.98 +09 56.8 0.735 0.713 45.3 87.7 20.8 2008 04 19 04 44.19 +13 49.0 0.686 0.685 42.9 94.2 20.8 2008 04 24 04 52.34 +18 16.9 0.638 0.660 40.0 101.6 20.9 2008 06 13 02 26.04 +49 03.1 0.590 0.716 43.7 101.6 20.9 2008 06 18 02 22.79 +47 25.7 0.614 0.747 46.9 96.1 20.9 2008 06 23 02 23.98 +45 45.7 0.635 0.778 50.0 91.4 20.8 2008 06 28 02 28.31 +44 07.0 0.652 0.811 52.8 87.3 20.8 2008 07 03 02 34.81 +42 30.6 0.666 0.844 55.6 83.8 20.8 2008 07 08 02 42.76 +40 55.9 0.675 0.876 58.3 80.8 20.8 2008 07 13 02 51.66 +39 21.6 0.679 0.908 61.0 78.2 20.8 2008 07 18 03 01.19 +37 46.5 0.680 0.939 63.6 75.9 20.8 2008 07 23 03 11.08 +36 09.1 0.677 0.969 66.4 73.9 20.8 2008 07 28 03 21.13 +34 27.8 0.670 0.998 69.1 72.0 20.7 2008 08 02 03 31.18 +32 41.0 0.659 1.025 72.0 70.3 20.7 2008 08 07 03 41.08 +30 47.0 0.646 1.051 74.9 68.7 20.7 2008 08 12 03 50.73 +28 44.1 0.630 1.076 78.0 67.1 20.6 2008 08 17 04 00.05 +26 30.6 0.611 1.099 81.1 65.5 20.6 2008 08 22 04 08.96 +24 04.5 0.591 1.120 84.4 63.9 20.5 2008 08 27 04 17.34 +21 23.7 0.570 1.140 87.8 62.3 20.4 2008 09 01 04 25.10 +18 25.9 0.547 1.159 91.3 60.5 20.3 2008 09 06 04 32.11 +15 09.0 0.524 1.176 94.9 58.7 20.2 2008 09 11 04 38.29 +11 30.8 0.501 1.191 98.7 56.7 20.0 2008 09 16 04 43.51 +07 29.5 0.479 1.204 102.6 54.6 19.9 2008 09 21 04 47.63 +03 03.8 0.459 1.216 106.4 52.4 19.8 2008 09 26 04 50.49 -01 46.4 0.440 1.226 110.2 50.1 19.6 2008 10 01 04 51.87 -06 59.1 0.425 1.235 113.8 47.9 19.5 2008 10 06 04 51.59 -12 29.9 0.412 1.242 116.9 45.9 19.4 2008 10 11 04 49.45 -18 11.3 0.404 1.248 119.4 44.2 19.3 2008 10 16 04 45.26 -23 53.7 0.400 1.251 121.1 43.0 19.3 2008 10 21 04 38.83 -29 25.8 0.401 1.254 121.7 42.5 19.3 2008 10 26 04 30.03 -34 35.8 0.406 1.254 121.4 42.6 19.3 2008 10 31 04 18.87 -39 13.1 0.415 1.253 120.1 43.3 19.4 2008 11 05 04 05.57 -43 09.8 0.427 1.250 118.1 44.4 19.4 2008 11 10 03 50.60 -46 21.5 0.442 1.246 115.5 45.8 19.5 2008 11 15 03 34.61 -48 47.8 0.459 1.240 112.7 47.4 19.7 2008 11 20 03 18.38 -50 30.7 0.477 1.233 109.6 49.0 19.8 2008 11 25 03 02.69 -51 34.1 0.496 1.224 106.5 50.7 19.9 2008 11 30 02 48.29 -52 03.4 0.514 1.213 103.3 52.3 20.0 2008 12 05 02 35.68 -52 04.7 0.532 1.200 100.2 53.9 20.1 2008 12 10 02 25.13 -51 43.7 0.549 1.186 97.2 55.4 20.2 2008 12 15 02 16.66 -51 05.7 0.564 1.171 94.3 57.0 20.3 2008 12 20 02 10.16 -50 14.6 0.578 1.153 91.5 58.5 20.3 2008 12 25 02 05.46 -49 13.4 0.588 1.135 88.7 60.1 20.4 2008 12 30 02 02.36 -48 04.5 0.596 1.114 86.0 61.7 20.4 2009 01 04 02 00.61 -46 49.9 0.601 1.092 83.4 63.4 20.4 2009 01 09 01 59.97 -45 31.0 0.603 1.069 80.8 65.3 20.5 2009 01 14 02 00.15 -44 08.7 0.601 1.043 78.3 67.4 20.5 2009 01 19 02 00.92 -42 42.9 0.595 1.017 75.8 69.7 20.5 2009 01 24 02 02.01 -41 13.7 0.586 0.989 73.2 72.3 20.4 2009 01 29 02 03.17 -39 40.4 0.572 0.960 70.5 75.3 20.4 2009 02 03 02 04.04 -38 02.3 0.554 0.930 67.7 78.8 20.4 2009 02 08 02 04.21 -36 17.7 0.532 0.898 64.7 83.0 20.4 2009 02 13 02 03.15 -34 23.2 0.506 0.866 61.3 87.9 20.4 2009 02 18 02 00.20 -32 14.0 0.477 0.834 57.3 93.9 20.4 2009 02 23 01 54.53 -29 42.3 0.446 0.801 52.6 101.2 20.5 2009 02 28 01 45.12 -26 36.9 0.413 0.769 46.7 110.2 20.8 2009 04 19 23 14.02 +18 58.6 0.671 0.628 37.8 101.2 20.9 2009 04 24 23 22.42 +20 00.1 0.744 0.645 39.9 92.5 20.8 2009 04 29 23 33.36 +20 45.3 0.812 0.667 41.3 85.2 20.8 2009 05 04 23 46.00 +21 19.3 0.876 0.694 42.5 79.0 20.8 2009 05 09 23 59.75 +21 45.5 0.934 0.722 43.4 73.8 20.8 2009 05 14 00 14.19 +22 05.9 0.987 0.753 44.3 69.6 20.9 2009 05 19 00 29.03 +22 21.4 1.032 0.785 45.2 66.0 21.0
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