C/2008 Q3 (Garradd)
Orbital Elements
The following orbital elements are taken from MPC 66204:C/2008 Q3 (Garradd) Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2009 June 23.0977 TT MPC q 1.798200 (2000.0) P Q z +0.000169 Peri. 340.8585 -0.5642810 -0.7195138 +/-0.000003 Node 219.7347 -0.6505007 +0.0855461 e 0.999695 Incl. 140.7056 -0.5083658 +0.6891892 From 200 observations 2008 Aug. 27-2009 June 3, mean residual 0".5.Elements are also available for the current standard epoch:
C/2008 Q3 (Garradd) Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2009 June 23.1056 TT MPC q 1.798191 (2000.0) P Q z +0.000100 Peri. 340.8627 -0.5642929 -0.7195034 +/-0.000003 Node 219.7372 -0.6505272 +0.0855926 e 0.999820 Incl. 140.7079 -0.5083187 +0.6891943An 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 10 26 13 21.16 +10 15.4 3.246 2.380 24.7 10.1 16.3 2009 10 31 13 23.98 +10 58.2 3.242 2.419 28.7 11.4 16.4 2009 11 05 13 26.71 +11 44.1 3.232 2.459 32.9 12.6 16.5 2009 11 10 13 29.32 +12 33.7 3.215 2.499 37.2 13.9 16.5 2009 11 15 13 31.79 +13 27.4 3.192 2.540 41.7 15.0 16.6 2009 11 20 13 34.09 +14 25.8 3.164 2.582 46.3 16.1 16.6 2009 11 25 13 36.18 +15 29.5 3.130 2.624 51.0 17.0 16.7 2009 11 30 13 38.03 +16 38.8 3.092 2.666 55.8 17.8 16.7 2009 12 05 13 39.61 +17 54.4 3.051 2.709 60.7 18.5 16.7 2009 12 10 13 40.87 +19 16.7 3.006 2.752 65.7 19.0 16.8 2009 12 15 13 41.75 +20 46.3 2.959 2.795 70.8 19.4 16.8 2009 12 20 13 42.20 +22 23.5 2.911 2.838 76.0 19.7 16.9 2009 12 25 13 42.15 +24 08.6 2.863 2.882 81.2 19.7 16.9 2009 12 30 13 41.54 +26 01.8 2.816 2.926 86.6 19.6 16.9 2010 01 04 13 40.27 +28 02.9 2.771 2.971 91.9 19.3 16.9 2010 01 09 13 38.27 +30 11.8 2.729 3.015 97.2 18.9 17.0 2010 01 14 13 35.42 +32 27.7 2.691 3.060 102.5 18.3 17.0 2010 01 19 13 31.63 +34 49.7 2.660 3.104 107.7 17.6 17.0 2010 01 24 13 26.76 +37 16.2 2.635 3.149 112.7 16.8 17.1 2010 01 29 13 20.71 +39 45.2 2.618 3.194 117.5 15.9 17.1 2010 02 03 13 13.38 +42 14.3 2.610 3.239 121.7 15.0 17.2 2010 02 08 13 04.66 +44 40.8 2.613 3.284 125.4 14.2 17.2 2010 02 13 12 54.50 +47 01.6 2.625 3.329 128.4 13.4 17.3 2010 02 18 12 42.88 +49 13.5 2.649 3.375 130.4 12.9 17.4 2010 02 23 12 29.88 +51 13.4 2.684 3.420 131.4 12.5 17.5 2010 02 28 12 15.67 +52 58.9 2.730 3.465 131.4 12.4 17.6 2010 03 05 12 00.52 +54 28.1 2.786 3.511 130.3 12.4 17.7 2010 03 10 11 44.77 +55 39.8 2.853 3.556 128.4 12.6 17.8 2010 03 15 11 28.85 +56 33.9 2.929 3.601 125.7 13.0 17.9 2010 03 20 11 13.22 +57 10.9 3.014 3.647 122.5 13.3 18.0 2010 03 25 10 58.27 +57 32.4 3.106 3.692 118.9 13.7 18.1 2010 03 30 10 44.35 +57 40.3 3.205 3.737 114.9 14.0 18.3 2010 04 04 10 31.69 +57 36.8 3.309 3.783 110.9 14.3 18.4 2010 04 09 10 20.42 +57 23.9 3.419 3.828 106.6 14.5 18.5 2010 04 14 10 10.60 +57 03.8 3.532 3.873 102.4 14.6 18.6 2010 04 19 10 02.21 +56 38.3 3.648 3.918 98.1 14.7 18.7 2010 04 24 09 55.16 +56 08.9 3.766 3.963 93.9 14.7 18.9 2010 04 29 09 49.38 +55 37.0 3.886 4.009 89.7 14.5 19.0 2010 05 04 09 44.73 +55 03.6 4.005 4.054 85.5 14.4 19.1 2010 05 09 09 41.11 +54 29.3 4.125 4.099 81.5 14.1 19.2 2010 05 14 09 38.40 +53 55.0 4.244 4.144 77.4 13.8 19.3 2010 05 19 09 36.51 +53 21.0 4.362 4.189 73.5 13.4 19.4 2010 05 24 09 35.33 +52 47.7 4.477 4.233 69.7 13.0 19.5 2010 05 29 09 34.77 +52 15.3 4.590 4.278 65.9 12.5 19.6 2010 06 03 09 34.76 +51 44.1 4.700 4.323 62.3 12.0 19.7 2010 06 08 09 35.23 +51 14.2 4.807 4.368 58.8 11.5 19.8 2010 06 13 09 36.12 +50 45.7 4.910 4.412 55.3 10.9 19.9 2010 06 18 09 37.37 +50 18.7 5.009 4.457 52.0 10.4 20.0 2010 06 23 09 38.94 +49 53.2 5.104 4.501 48.9 9.8 20.1 2010 06 28 09 40.78 +49 29.3 5.193 4.546 45.9 9.2 20.2 2010 07 03 09 42.85 +49 06.9 5.278 4.590 43.2 8.7 20.2 2010 07 08 09 45.12 +48 46.3 5.358 4.634 40.6 8.2 20.3 2010 07 13 09 47.57 +48 27.3 5.433 4.678 38.4 7.8 20.4 2010 07 18 09 50.16 +48 10.0 5.501 4.722 36.4 7.3 20.4 2010 07 23 09 52.86 +47 54.5 5.565 4.766 34.8 7.0 20.5 2010 07 28 09 55.66 +47 40.8 5.622 4.810 33.7 6.7 20.6 2010 08 02 09 58.53 +47 29.0 5.674 4.854 33.0 6.5 20.6 2010 08 07 10 01.45 +47 19.0 5.720 4.898 32.8 6.4 20.7 2010 08 12 10 04.42 +47 11.0 5.760 4.942 33.1 6.4 20.7 2010 08 17 10 07.39 +47 05.0 5.794 4.985 33.9 6.5 20.8 2010 08 22 10 10.37 +47 01.2 5.822 5.029 35.1 6.6 20.8 2010 08 27 10 13.32 +46 59.4 5.845 5.072 36.8 6.9 20.9 2010 09 01 10 16.24 +47 00.0 5.862 5.115 38.9 7.1 20.9 2010 09 06 10 19.11 +47 02.8 5.873 5.159 41.3 7.4 21.0 2010 09 11 10 21.91 +47 08.1 5.879 5.202 44.0 7.7 21.0 2010 09 16 10 24.62 +47 16.0 5.880 5.245 46.9 8.0 21.0 2010 09 21 10 27.22 +47 26.4 5.876 5.288 50.0 8.4 21.1 2010 09 26 10 29.69 +47 39.5 5.868 5.331 53.4 8.7 21.1 2010 10 01 10 32.01 +47 55.4 5.855 5.374 56.9 9.0 21.1 2010 10 06 10 34.17 +48 14.2 5.839 5.416 60.5 9.2 21.2 2010 10 11 10 36.13 +48 35.9 5.819 5.459 64.2 9.5 21.2 2010 10 16 10 37.87 +49 00.6 5.796 5.502 68.1 9.7 21.2 2010 10 21 10 39.36 +49 28.3 5.770 5.544 72.0 9.8 21.2 2010 10 26 10 40.57 +49 59.1 5.742 5.587 76.0 9.9 21.3 2010 10 31 10 41.47 +50 32.9 5.713 5.629 80.1 10.0 21.3 2010 11 05 10 42.02 +51 09.7 5.683 5.671 84.3 10.0 21.3 2010 11 10 10 42.19 +51 49.4 5.653 5.713 88.5 10.0 21.3 2010 11 15 10 41.93 +52 31.8 5.623 5.756 92.7 9.9 21.4 2010 11 20 10 41.20 +53 16.8 5.594 5.798 97.0 9.7 21.4 2010 11 25 10 39.96 +54 04.0 5.567 5.839 101.2 9.5 21.4 2010 11 30 10 38.15 +54 53.1 5.543 5.881 105.4 9.3 21.4This 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.
