C/2008 C1 (Chen-Gao)
Orbital Elements
The following orbital elements are taken from MPC 62582:C/2008 C1 (Chen-Gao) Epoch 2008 Apr. 4.0 TT = JDT 2454560.5 T 2008 Apr. 16.8498 TT MPC q 1.262359 (2000.0) P Q z -0.000034 Peri. 180.9270 -0.6186224 -0.3637023 +/-0.000061 Node 307.7819 +0.7264074 +0.0730174 e 1.000043 Incl. 61.7849 +0.2993970 -0.9286491 From 652 observations 2008 Feb. 2-Apr. 13, mean residual 0".6.Elements are also available for the current standard epoch:
C/2008 C1 (Chen-Gao) Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2008 Apr. 16.7914 TT MPC q 1.262493 (2000.0) P Q z +0.000193 Peri. 180.9191 -0.6185925 -0.3637845 +/-0.000061 Node 307.7834 +0.7263825 +0.0731050 e 0.999757 Incl. 61.7845 +0.2995193 -0.9286100An 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.
Ephemeris
The following ephemeris is at intervals of five days. A daily ephemeris covering the same time interval is also available.Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.
Recent magnitude estimates for this comet (as reported to the ICQ) may be available.
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2009 06 08 19 18.55 -80 47.7 4.584 5.172 120.4 9.7 20.4 2009 06 13 18 57.80 -80 53.1 4.616 5.219 121.5 9.5 20.5 2009 06 18 18 36.47 -80 49.9 4.651 5.265 122.3 9.4 20.6 2009 06 23 18 15.61 -80 37.9 4.692 5.311 122.8 9.3 20.6 2009 06 28 17 56.18 -80 17.6 4.737 5.357 122.9 9.2 20.7 2009 07 03 17 38.88 -79 49.7 4.786 5.403 122.6 9.1 20.7 2009 07 08 17 24.08 -79 15.5 4.841 5.449 122.0 9.1 20.8 2009 07 13 17 11.84 -78 36.3 4.900 5.494 121.1 9.1 20.9 2009 07 18 17 02.05 -77 53.2 4.964 5.540 119.8 9.2 20.9 2009 07 23 16 54.50 -77 07.2 5.032 5.585 118.3 9.2 21.0 2009 07 28 16 48.95 -76 19.4 5.105 5.630 116.4 9.3 21.0 2009 08 02 16 45.13 -75 30.5 5.181 5.675 114.3 9.4 21.1 2009 08 07 16 42.79 -74 41.2 5.262 5.720 112.1 9.5 21.2 2009 08 12 16 41.71 -73 52.0 5.346 5.765 109.6 9.5 21.2 2009 08 17 16 41.70 -73 03.4 5.433 5.810 107.0 9.6 21.3 2009 08 22 16 42.62 -72 15.5 5.524 5.854 104.2 9.6 21.4 2009 08 27 16 44.34 -71 28.8 5.616 5.899 101.3 9.7 21.5 2009 09 01 16 46.73 -70 43.4 5.712 5.943 98.4 9.7 21.5 2009 09 06 16 49.69 -69 59.5 5.809 5.987 95.3 9.6 21.6 2009 09 11 16 53.15 -69 17.1 5.907 6.031 92.3 9.6 21.7 2009 09 16 16 57.04 -68 36.3 6.007 6.075 89.1 9.5 21.7 2009 09 21 17 01.31 -67 57.2 6.108 6.119 85.9 9.4 21.8 2009 09 26 17 05.90 -67 19.8 6.209 6.163 82.8 9.3 21.9 2009 10 01 17 10.78 -66 44.1 6.309 6.207 79.6 9.1 21.9 2009 10 06 17 15.88 -66 10.0 6.410 6.250 76.4 8.9 22.0 2009 10 11 17 21.20 -65 37.6 6.510 6.293 73.2 8.7 22.1 2009 10 16 17 26.69 -65 06.8 6.608 6.337 70.0 8.5 22.1 2009 10 21 17 32.34 -64 37.5 6.705 6.380 66.9 8.3 22.2 2009 10 26 17 38.12 -64 09.7 6.800 6.423 63.8 8.0 22.2 2009 10 31 17 44.00 -63 43.4 6.893 6.466 60.7 7.7 22.3 2009 11 05 17 49.97 -63 18.5 6.983 6.509 57.8 7.4 22.4 2009 11 10 17 56.00 -62 55.0 7.071 6.551 54.9 7.1 22.4 2009 11 15 18 02.09 -62 32.8 7.155 6.594 52.1 6.8 22.5 2009 11 20 18 08.21 -62 11.9 7.236 6.637 49.5 6.5 22.5 2009 11 25 18 14.34 -61 52.3 7.313 6.679 47.0 6.2 22.6 2009 11 30 18 20.48 -61 33.9 7.386 6.721 44.7 5.9 22.6 2009 12 05 18 26.60 -61 16.7 7.455 6.763 42.7 5.7 22.7 2009 12 10 18 32.70 -61 00.7 7.520 6.806 40.9 5.4 22.7 2009 12 15 18 38.77 -60 45.9 7.580 6.848 39.4 5.2 22.8 2009 12 20 18 44.78 -60 32.3 7.635 6.889 38.2 5.1 22.8 2009 12 25 18 50.72 -60 19.8 7.686 6.931 37.5 5.0 22.8 2009 12 30 18 56.59 -60 08.6 7.732 6.973 37.1 4.9 22.9 2010 01 04 19 02.36 -59 58.5 7.772 7.015 37.2 4.9 22.9 2010 01 09 19 08.03 -59 49.6 7.808 7.056 37.7 4.9 22.9 2010 01 14 19 13.59 -59 42.0 7.839 7.097 38.6 5.0 23.0 2010 01 19 19 19.02 -59 35.6 7.865 7.139 40.0 5.1 23.0 2010 01 24 19 24.31 -59 30.4 7.886 7.180 41.6 5.2 23.0 2010 01 29 19 29.44 -59 26.6 7.902 7.221 43.6 5.4 23.1 2010 02 03 19 34.40 -59 24.1 7.914 7.262 45.9 5.6 23.1 2010 02 08 19 39.18 -59 22.9 7.921 7.303 48.4 5.8 23.1 2010 02 13 19 43.77 -59 23.1 7.924 7.344 51.1 6.0 23.2 2010 02 18 19 48.16 -59 24.7 7.923 7.385 54.0 6.2 23.2 2010 02 23 19 52.32 -59 27.8 7.917 7.425 57.0 6.4 23.2 2010 02 28 19 56.23 -59 32.3 7.909 7.466 60.2 6.6 23.2 2010 03 05 19 59.90 -59 38.2 7.897 7.507 63.5 6.8 23.2 2010 03 10 20 03.30 -59 45.6 7.881 7.547 66.9 7.0 23.3 2010 03 15 20 06.41 -59 54.4 7.864 7.587 70.3 7.1 23.3 2010 03 20 20 09.22 -60 04.6 7.844 7.628 73.9 7.2 23.3 2010 03 25 20 11.70 -60 16.3 7.822 7.668 77.5 7.3 23.3 2010 03 30 20 13.85 -60 29.3 7.799 7.708 81.1 7.4 23.3 2010 04 04 20 15.63 -60 43.5 7.775 7.748 84.8 7.4 23.3 2010 04 09 20 17.04 -60 59.0 7.750 7.788 88.5 7.4 23.4 2010 04 14 20 18.05 -61 15.5 7.725 7.827 92.2 7.4 23.4 2010 04 19 20 18.64 -61 33.0 7.700 7.867 95.9 7.3 23.4 2010 04 24 20 18.80 -61 51.3 7.677 7.907 99.6 7.2 23.4 2010 04 29 20 18.50 -62 10.2 7.654 7.946 103.3 7.1 23.4 2010 05 04 20 17.75 -62 29.5 7.634 7.986 106.9 6.9 23.4 2010 05 09 20 16.51 -62 49.0 7.615 8.025 110.5 6.8 23.5 2010 05 14 20 14.79 -63 08.4 7.600 8.065 114.1 6.6 23.5 2010 05 19 20 12.57 -63 27.4 7.587 8.104 117.5 6.4 23.5 2010 05 24 20 09.88 -63 45.8 7.579 8.143 120.8 6.1 23.5 2010 05 29 20 06.71 -64 03.2 7.574 8.182 123.9 5.9 23.5 2010 06 03 20 03.09 -64 19.3 7.574 8.221 126.8 5.7 23.5 2010 06 08 19 59.04 -64 33.8 7.578 8.260 129.4 5.4 23.6 2010 06 13 19 54.61 -64 46.4 7.588 8.299 131.8 5.2 23.6 2010 06 18 19 49.84 -64 56.9 7.603 8.338 133.8 5.0 23.6 2010 06 23 19 44.79 -65 04.9 7.623 8.377 135.4 4.9 23.6 2010 06 28 19 39.55 -65 10.4 7.649 8.415 136.5 4.8 23.7 2010 07 03 19 34.16 -65 13.1 7.681 8.454 137.1 4.7 23.7 2010 07 08 19 28.72 -65 13.0 7.719 8.492 137.2 4.7 23.7 2010 07 13 19 23.31 -65 10.0 7.762 8.531 136.7 4.7 23.8
