C/2008 FK75 (Lemmon-Siding Spring)
Orbital Elements
The following orbital elements are taken from MPC 64767:C/2008 FK75 (Lemmon-Siding Spring) Epoch 2010 Oct. 11.0 TT = JDT 2455480.5 T 2010 Sept. 29.2455 TT MPC q 4.511048 (2000.0) P Q z -0.000578 Peri. 80.4177 +0.1637460 +0.8238725 +/-0.000012 Node 218.2683 -0.7806719 +0.4444849 e 1.002608 Incl. 61.1751 +0.6031075 +0.3516636 From 84 observations 2008 Mar. 31-Dec. 28, mean residual 0".5.Elements are also available for the current standard epoch:
C/2008 FK75 (Lemmon-Siding Spring) Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2010 Sept. 28.9907 TT MPC q 4.511767 (2000.0) P Q z -0.000695 Peri. 80.3870 +0.1633015 +0.8240886 +/-0.000012 Node 218.2565 -0.7810169 +0.4438985 e 1.003137 Incl. 61.1650 +0.6027812 +0.3518978An 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 m2WARNING! 2009 06 08 15 12.61 +06 04.8 5.069 5.885 140.2 6.3 16.2 2009 06 13 15 10.70 +06 28.0 5.091 5.861 135.7 6.9 16.2 2009 06 18 15 08.97 +06 48.6 5.117 5.837 131.2 7.5 16.2 2009 06 23 15 07.44 +07 06.7 5.149 5.813 126.6 8.1 16.2 2009 06 28 15 06.14 +07 22.3 5.185 5.789 122.0 8.6 16.2 2009 07 03 15 05.08 +07 35.5 5.225 5.765 117.5 9.0 16.2 2009 07 08 15 04.27 +07 46.3 5.268 5.742 113.0 9.4 16.2 2009 07 13 15 03.72 +07 55.0 5.314 5.718 108.5 9.7 16.2 2009 07 18 15 03.44 +08 01.6 5.362 5.695 104.1 10.0 16.2 2009 07 23 15 03.44 +08 06.2 5.411 5.672 99.7 10.2 16.2 2009 07 28 15 03.71 +08 09.1 5.462 5.649 95.4 10.3 16.2 2009 08 02 15 04.26 +08 10.4 5.513 5.626 91.2 10.4 16.2 2009 08 07 15 05.08 +08 10.4 5.563 5.603 87.0 10.4 16.2 2009 08 12 15 06.17 +08 09.1 5.614 5.580 82.9 10.4 16.2 2009 08 17 15 07.52 +08 06.7 5.663 5.558 78.9 10.3 16.2 2009 08 22 15 09.12 +08 03.5 5.711 5.535 75.0 10.2 16.2 2009 08 27 15 10.98 +07 59.5 5.757 5.513 71.1 10.0 16.2 2009 09 01 15 13.07 +07 55.0 5.801 5.491 67.3 9.8 16.2 2009 09 06 15 15.39 +07 50.2 5.843 5.469 63.6 9.5 16.2 2009 09 11 15 17.94 +07 45.1 5.881 5.448 60.0 9.2 16.2 2009 09 16 15 20.69 +07 40.0 5.917 5.426 56.4 8.9 16.2 2009 09 21 15 23.65 +07 35.0 5.949 5.405 53.0 8.5 16.2 2009 09 26 15 26.81 +07 30.2 5.978 5.383 49.7 8.2 16.2 2009 10 01 15 30.15 +07 25.8 6.003 5.362 46.5 7.8 16.2 2009 10 06 15 33.65 +07 22.0 6.023 5.342 43.4 7.4 16.2 2009 10 11 15 37.33 +07 18.9 6.040 5.321 40.5 7.0 16.2 2009 10 16 15 41.15 +07 16.5 6.052 5.300 37.8 6.6 16.2 2009 10 21 15 45.12 +07 15.1 6.060 5.280 35.4 6.3 16.1 2009 10 26 15 49.23 +07 14.8 6.064 5.260 33.2 5.9 16.1 2009 10 31 15 53.46 +07 15.7 6.063 5.240 31.3 5.7 16.1 2009 11 05 15 57.80 +07 18.0 6.057 5.220 29.9 5.4 16.1 2009 11 10 16 02.24 +07 21.7 6.046 5.201 28.8 5.3 16.1 2009 11 15 16 06.78 +07 27.0 6.032 5.181 28.2 5.2 16.0 2009 11 20 16 11.41 +07 34.1 6.012 5.162 28.2 5.2 16.0 2009 11 25 16 16.10 +07 43.0 5.988 5.143 28.6 5.3 16.0 2009 11 30 16 20.85 +07 53.8 5.960 5.125 29.5 5.4 16.0 2009 12 05 16 25.66 +08 06.7 5.927 5.106 30.8 5.7 15.9 2009 12 10 16 30.50 +08 21.7 5.890 5.088 32.5 6.0 15.9 2009 12 15 16 35.37 +08 39.1 5.850 5.070 34.5 6.3 15.9 2009 12 20 16 40.25 +08 58.8 5.805 5.052 36.8 6.7 15.9 2009 12 25 16 45.14 +09 21.0 5.757 5.034 39.3 7.1 15.8 2009 12 30 16 50.01 +09 45.7 5.705 5.017 41.9 7.5 15.8 2010 01 04 16 54.86 +10 13.1 5.650 5.000 44.7 8.0 15.7 2010 01 09 16 59.68 +10 43.1 5.593 4.983 47.6 8.4 15.7 2010 01 14 17 04.44 +11 16.0 5.533 4.966 50.6 8.8 15.7 2010 01 19 17 09.14 +11 51.7 5.470 4.950 53.6 9.2 15.6 2010 01 24 17 13.76 +12 30.3 5.405 4.933 56.7 9.6 15.6 2010 01 29 17 18.29 +13 11.7 5.339 4.918 59.8 10.0 15.6 2010 02 03 17 22.70 +13 56.1 5.271 4.902 62.9 10.3 15.5 2010 02 08 17 26.99 +14 43.3 5.203 4.886 66.1 10.6 15.5 2010 02 13 17 31.14 +15 33.5 5.133 4.871 69.2 10.9 15.4 2010 02 18 17 35.12 +16 26.5 5.063 4.856 72.4 11.2 15.4 2010 02 23 17 38.93 +17 22.3 4.993 4.842 75.5 11.4 15.3 2010 02 28 17 42.55 +18 20.7 4.924 4.828 78.6 11.6 15.3 2010 03 05 17 45.95 +19 21.7 4.855 4.813 81.7 11.8 15.3 2010 03 10 17 49.13 +20 25.1 4.788 4.800 84.7 11.9 15.2 2010 03 15 17 52.06 +21 30.7 4.722 4.786 87.7 12.0 15.2 2010 03 20 17 54.72 +22 38.4 4.657 4.773 90.6 12.0 15.1 2010 03 25 17 57.09 +23 47.7 4.595 4.760 93.4 12.1 15.1 2010 03 30 17 59.17 +24 58.4 4.535 4.747 96.2 12.1 15.0 2010 04 04 18 00.93 +26 10.2 4.478 4.735 98.8 12.0 15.0 2010 04 09 18 02.36 +27 22.7 4.424 4.723 101.3 12.0 15.0 2010 04 14 18 03.44 +28 35.6 4.373 4.711 103.7 11.9 14.9 2010 04 19 18 04.16 +29 48.3 4.325 4.700 105.9 11.9 14.9 2010 04 24 18 04.51 +31 00.2 4.281 4.689 107.9 11.8 14.9 2010 04 29 18 04.49 +32 11.1 4.241 4.678 109.8 11.7 14.8 2010 05 04 18 04.09 +33 20.2 4.204 4.668 111.4 11.6 14.8 2010 05 09 18 03.33 +34 27.1 4.172 4.657 112.8 11.5 14.8 2010 05 14 18 02.20 +35 31.3 4.144 4.648 114.0 11.5 14.8 2010 05 19 18 00.72 +36 32.1 4.120 4.638 115.0 11.4 14.7 2010 05 24 17 58.91 +37 29.1 4.099 4.629 115.7 11.4 14.7 2010 05 29 17 56.82 +38 21.9 4.083 4.620 116.1 11.4 14.7 2010 06 03 17 54.47 +39 09.9 4.071 4.611 116.3 11.4 14.7 2010 06 08 17 51.91 +39 52.9 4.063 4.603 116.3 11.4 14.7 2010 06 13 17 49.18 +40 30.5 4.058 4.595 116.0 11.5 14.7 2010 06 18 17 46.35 +41 02.5 4.057 4.588 115.6 11.5 14.7 2010 06 23 17 43.47 +41 28.9 4.059 4.581 114.9 11.6 14.7 2010 06 28 17 40.62 +41 49.5 4.065 4.574 114.0 11.7 14.6 2010 07 03 17 37.85 +42 04.5 4.073 4.567 113.0 11.8 14.6 2010 07 08 17 35.21 +42 14.0 4.085 4.561 111.8 11.9 14.6 2010 07 13 17 32.78 +42 18.0 4.099 4.555 110.5 12.1 14.6This comet gets close to the sun during the period covered in the ephemeris below. Observers are warned to be wary of observing comets near the sun. NEVER point any kind of optical instrument at the sun--instant blindness will be the probable result.
