MPC
(138893) 2000 YH66 Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC M 56.40799 (2000.0) P Q n 0.77589599 Peri. 341.28041 -0.38077293 +0.86990797 a 1.1729164 Node 265.32839 -0.80314328 -0.47914900 e 0.7436950 Incl. 18.33236 -0.45822795 +0.11694593 P 1.27 H 17.8 G 0.15 U 3 From 118 observations at 6 oppositions, 2000-2006, mean residual 0".56.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 03 25.69 +22 36.8 2.840 2.042 30.7 14.5 22.4 2008 09 11 08 50.58 +13 44.7 1.933 1.288 37.4 28.4 21.0 2008 09 16 09 06.22 +12 10.9 1.855 1.233 38.2 30.3 20.9 2008 09 21 09 22.76 +10 25.9 1.777 1.176 38.7 32.3 20.8 2008 09 26 09 40.37 +08 28.5 1.700 1.115 38.9 34.4 20.6 2008 10 01 09 59.24 +06 17.6 1.626 1.052 38.7 36.6 20.5 2008 10 06 10 19.61 +03 51.8 1.555 0.985 38.1 38.8 20.3 2008 10 11 10 41.77 +01 10.3 1.488 0.914 36.9 41.0 20.1 2008 10 16 11 06.08 -01 47.1 1.427 0.840 35.2 43.2 19.9 2008 10 21 11 32.98 -04 59.3 1.375 0.762 32.8 45.0 19.6 2008 12 20 20 11.39 -09 05.3 1.221 0.719 36.1 53.7 19.5 2008 12 25 20 43.49 -06 19.2 1.255 0.799 39.6 51.6 19.7 2008 12 30 21 12.64 -03 42.4 1.301 0.876 42.3 49.1 19.9 2009 01 04 21 39.14 -01 16.9 1.356 0.948 44.3 46.5 20.1 2009 01 09 22 03.27 +00 56.5 1.419 1.017 45.8 43.8 20.3 2009 01 14 22 25.34 +02 58.2 1.488 1.082 46.6 41.3 20.5 2009 01 19 22 45.64 +04 48.9 1.562 1.144 47.0 38.9 20.6 2009 01 24 23 04.41 +06 30.0 1.638 1.203 46.9 36.7 20.8 2009 01 29 23 21.88 +08 02.5 1.717 1.259 46.4 34.5 20.9
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