P/2008 O2 (McNaught)
Orbital Elements
The following orbital elements are taken from MPC 64497:P/2008 O2 (McNaught) Epoch 2009 May 9.0 TT = JDT 2454960.5 T 2009 Apr. 21.7567 TT MPC q 3.803629 (2000.0) P Q n 0.1034695 Peri. 27.4878 +0.9897022 +0.1089822 a 4.493600 Node 325.8603 -0.1414633 +0.8436798 e 0.153545 Incl. 9.5183 +0.0218576 +0.5256684 P 9.53 From 322 observations 2008 July 28-Nov. 27, mean residual 0".6.Elements are also available for the current standard epoch:
P/2008 O2 (McNaught) Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2009 Apr. 21.8353 TT MPC q 3.803640 (2000.0) P Q n 0.1034937 Peri. 27.4993 +0.9897241 +0.1087830 a 4.492900 Node 325.8604 -0.1412935 +0.8437080 e 0.153411 Incl. 9.5183 +0.0219633 +0.5256643 P 9.52An 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 00 42.32 +09 52.5 4.146 3.807 63.7 13.8 17.9 2009 06 13 00 46.27 +10 28.4 4.082 3.808 67.4 14.3 17.9 2009 06 18 00 50.02 +11 03.3 4.015 3.809 71.1 14.6 17.8 2009 06 23 00 53.54 +11 37.2 3.948 3.810 74.8 14.9 17.8 2009 06 28 00 56.82 +12 09.9 3.879 3.811 78.6 15.2 17.8 2009 07 03 00 59.84 +12 41.3 3.810 3.812 82.5 15.3 17.7 2009 07 08 01 02.57 +13 11.4 3.739 3.813 86.4 15.4 17.7 2009 07 13 01 05.01 +13 40.1 3.669 3.814 90.4 15.5 17.6 2009 07 18 01 07.12 +14 07.3 3.599 3.815 94.5 15.4 17.6 2009 07 23 01 08.90 +14 32.8 3.529 3.817 98.7 15.3 17.6 2009 07 28 01 10.31 +14 56.5 3.460 3.818 102.9 15.0 17.5 2009 08 02 01 11.35 +15 18.3 3.393 3.820 107.3 14.7 17.5 2009 08 07 01 12.00 +15 38.0 3.328 3.822 111.8 14.3 17.4 2009 08 12 01 12.24 +15 55.6 3.264 3.823 116.3 13.7 17.4 2009 08 17 01 12.07 +16 10.9 3.204 3.825 121.0 13.1 17.4 2009 08 22 01 11.48 +16 23.7 3.147 3.827 125.8 12.4 17.3 2009 08 27 01 10.48 +16 33.8 3.093 3.829 130.6 11.6 17.3 2009 09 01 01 09.08 +16 41.3 3.044 3.831 135.6 10.6 17.3 2009 09 06 01 07.29 +16 46.0 3.000 3.833 140.6 9.6 17.2 2009 09 11 01 05.15 +16 47.8 2.961 3.835 145.7 8.5 17.2 2009 09 16 01 02.68 +16 46.8 2.928 3.837 150.8 7.3 17.2 2009 09 21 00 59.95 +16 42.9 2.901 3.839 155.9 6.1 17.2 2009 09 26 00 57.00 +16 36.3 2.881 3.842 160.8 4.9 17.1 2009 10 01 00 53.90 +16 27.3 2.867 3.844 165.3 3.8 17.1 2009 10 06 00 50.72 +16 16.0 2.861 3.847 168.7 2.9 17.1 2009 10 11 00 47.53 +16 02.9 2.862 3.849 169.9 2.6 17.1 2009 10 16 00 44.40 +15 48.2 2.871 3.852 168.1 3.1 17.1 2009 10 21 00 41.40 +15 32.4 2.886 3.854 164.3 4.0 17.2 2009 10 26 00 38.61 +15 16.1 2.909 3.857 159.7 5.1 17.2 2009 10 31 00 36.09 +14 59.6 2.939 3.860 154.6 6.3 17.2 2009 11 05 00 33.88 +14 43.6 2.976 3.863 149.5 7.5 17.2 2009 11 10 00 32.02 +14 28.3 3.019 3.866 144.2 8.6 17.3 2009 11 15 00 30.55 +14 14.1 3.067 3.869 139.0 9.7 17.3 2009 11 20 00 29.49 +14 01.5 3.121 3.872 133.8 10.6 17.4 2009 11 25 00 28.87 +13 50.8 3.180 3.875 128.7 11.5 17.4 2009 11 30 00 28.67 +13 42.1 3.243 3.878 123.7 12.2 17.4 2009 12 05 00 28.90 +13 35.7 3.310 3.882 118.8 12.9 17.5 2009 12 10 00 29.56 +13 31.6 3.380 3.885 113.9 13.4 17.5 2009 12 15 00 30.63 +13 29.9 3.453 3.889 109.1 13.8 17.6 2009 12 20 00 32.11 +13 30.6 3.528 3.892 104.4 14.2 17.6 2009 12 25 00 33.96 +13 33.8 3.605 3.896 99.9 14.4 17.7 2009 12 30 00 36.18 +13 39.4 3.682 3.899 95.4 14.5 17.7 2010 01 04 00 38.75 +13 47.3 3.760 3.903 91.0 14.6 17.8 2010 01 09 00 41.63 +13 57.4 3.839 3.907 86.6 14.6 17.8 2010 01 14 00 44.82 +14 09.6 3.917 3.910 82.4 14.4 17.9 2010 01 19 00 48.29 +14 23.8 3.995 3.914 78.2 14.2 17.9 2010 01 24 00 52.03 +14 39.9 4.071 3.918 74.1 14.0 18.0 2010 01 29 00 56.02 +14 57.8 4.146 3.922 70.1 13.7 18.0 2010 02 03 01 00.23 +15 17.3 4.220 3.926 66.1 13.3 18.1 2010 02 08 01 04.65 +15 38.2 4.291 3.930 62.2 12.8 18.1 2010 02 13 01 09.27 +16 00.5 4.361 3.934 58.4 12.3 18.1 2010 02 18 01 14.06 +16 24.1 4.427 3.938 54.6 11.8 18.2 2010 02 23 01 19.03 +16 48.7 4.491 3.943 50.9 11.2 18.2 2010 02 28 01 24.14 +17 14.2 4.552 3.947 47.2 10.6 18.3 2010 03 05 01 29.40 +17 40.6 4.610 3.951 43.6 10.0 18.3 2010 03 10 01 34.78 +18 07.8 4.664 3.956 40.0 9.3 18.3 2010 03 15 01 40.28 +18 35.5 4.715 3.960 36.5 8.6 18.3 2010 03 20 01 45.89 +19 03.7 4.762 3.965 33.1 7.9 18.4 2010 03 25 01 51.59 +19 32.3 4.805 3.969 29.6 7.1 18.4 2010 03 30 01 57.38 +20 01.2 4.844 3.974 26.3 6.4 18.4 2010 04 04 02 03.24 +20 30.2 4.880 3.978 23.0 5.6 18.4 2010 04 09 02 09.18 +20 59.4 4.911 3.983 19.8 4.9 18.5 2010 04 14 02 15.17 +21 28.6 4.938 3.988 16.7 4.1 18.5 2010 04 19 02 21.22 +21 57.7 4.961 3.993 13.7 3.4 18.5 2010 04 24 02 27.32 +22 26.6 4.980 3.997 11.0 2.8 18.5 2010 04 29 02 33.44 +22 55.3 4.994 4.002 8.9 2.2 18.5 2010 05 04 02 39.59 +23 23.8 5.004 4.007 7.6 1.9 18.5 2010 05 09 02 45.76 +23 51.9 5.010 4.012 7.7 1.9 18.5 2010 05 14 02 51.95 +24 19.5 5.012 4.017 9.1 2.3 18.5 2010 05 19 02 58.13 +24 46.8 5.009 4.022 11.4 2.8 18.5 2010 05 24 03 04.31 +25 13.5 5.002 4.027 14.1 3.5 18.5 2010 05 29 03 10.46 +25 39.7 4.991 4.032 17.0 4.2 18.5 2010 06 03 03 16.59 +26 05.3 4.976 4.037 20.0 4.9 18.5 2010 06 08 03 22.69 +26 30.3 4.956 4.043 23.1 5.7 18.5 2010 06 13 03 28.74 +26 54.7 4.933 4.048 26.3 6.4 18.5 2010 06 18 03 34.73 +27 18.5 4.906 4.053 29.6 7.1 18.5 2010 06 23 03 40.65 +27 41.6 4.874 4.058 32.9 7.8 18.5 2010 06 28 03 46.48 +28 04.0 4.840 4.064 36.2 8.5 18.5 2010 07 03 03 52.22 +28 25.8 4.801 4.069 39.6 9.2 18.5 2010 07 08 03 57.85 +28 46.9 4.759 4.075 43.0 9.8 18.5 2010 07 13 04 03.36 +29 07.3 4.714 4.080 46.4 10.4 18.5This 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.
