C/2008 P1 (Garradd) Epoch 2009 July 28.0 TT = JDT 2455040.5 T 2009 July 22.9180 TT MPC q 3.896163 (2000.0) P Q z -0.000471 Peri. 11.8600 +0.9814602 -0.1881523 +/-0.000047 Node 357.6766 -0.0283933 +0.0457767 e 1.001834 Incl. 64.3089 +0.1895514 +0.9810725 From 104 observations 2008 Aug. 13-Oct. 18, mean residual 0".5.Elements are also available for the current standard epoch:
C/2008 P1 (Garradd) Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2009 July 22.9634 TT MPC q 3.896266 (2000.0) P Q z -0.000339 Peri. 11.8694 +0.9814266 -0.1883344 +/-0.000047 Node 357.6789 -0.0283663 +0.0456921 e 1.001321 Incl. 64.3137 +0.1897295 +0.9810415An 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.
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 2010 01 24 23 13.39 +34 15.3 4.499 4.213 67.0 12.4 16.5 2010 01 29 23 16.93 +34 46.6 4.568 4.229 64.0 12.1 16.6 2010 02 03 23 20.67 +35 20.5 4.634 4.246 61.1 11.7 16.6 2010 02 08 23 24.60 +35 56.7 4.698 4.263 58.3 11.4 16.7 2010 02 13 23 28.71 +36 35.3 4.758 4.281 55.7 11.0 16.7 2010 02 18 23 32.99 +37 16.3 4.816 4.299 53.3 10.6 16.7 2010 02 23 23 37.40 +37 59.5 4.871 4.317 51.0 10.3 16.8 2010 02 28 23 41.94 +38 44.8 4.922 4.335 48.9 9.9 16.8 2010 03 05 23 46.60 +39 32.2 4.970 4.354 46.9 9.6 16.9 2010 03 10 23 51.37 +40 21.5 5.015 4.373 45.2 9.3 16.9 2010 03 15 23 56.24 +41 12.8 5.057 4.392 43.7 9.0 16.9 2010 03 20 00 01.20 +42 06.0 5.095 4.412 42.5 8.8 17.0 2010 03 25 00 06.23 +43 01.0 5.130 4.432 41.4 8.6 17.0 2010 03 30 00 11.33 +43 57.6 5.162 4.452 40.7 8.4 17.0 2010 04 04 00 16.50 +44 55.8 5.190 4.473 40.2 8.3 17.1 2010 04 09 00 21.72 +45 55.6 5.216 4.493 39.9 8.2 17.1 2010 04 14 00 26.99 +46 56.8 5.238 4.514 39.9 8.2 17.1 2010 04 19 00 32.30 +47 59.5 5.257 4.536 40.1 8.2 17.2 2010 04 24 00 37.65 +49 03.4 5.274 4.557 40.6 8.3 17.2 2010 04 29 00 43.01 +50 08.6 5.287 4.579 41.3 8.3 17.2 2010 05 04 00 48.40 +51 15.0 5.298 4.601 42.2 8.5 17.2 2010 05 09 00 53.81 +52 22.5 5.306 4.624 43.3 8.6 17.3 2010 05 14 00 59.22 +53 31.0 5.312 4.646 44.5 8.8 17.3 2010 05 19 01 04.62 +54 40.5 5.316 4.669 45.9 9.0 17.3 2010 05 24 01 10.01 +55 50.9 5.317 4.692 47.5 9.1 17.3 2010 05 29 01 15.37 +57 02.0 5.316 4.715 49.1 9.3 17.4 2010 06 03 01 20.70 +58 13.9 5.314 4.739 50.8 9.6 17.4 2010 06 08 01 25.98 +59 26.5 5.309 4.762 52.6 9.8 17.4 2010 06 13 01 31.19 +60 39.6 5.304 4.786 54.5 10.0 17.4 2010 06 18 01 36.32 +61 53.3 5.296 4.810 56.5 10.1 17.4 2010 06 23 01 41.34 +63 07.3 5.288 4.835 58.5 10.3 17.5 2010 06 28 01 46.23 +64 21.6 5.278 4.859 60.5 10.5 17.5 2010 07 03 01 50.96 +65 36.1 5.268 4.884 62.6 10.7 17.5 2010 07 08 01 55.50 +66 50.8 5.256 4.909 64.7 10.8 17.5 2010 07 13 01 59.79 +68 05.4 5.244 4.934 66.8 10.9 17.5 2010 07 18 02 03.77 +69 19.9 5.232 4.959 69.0 11.0 17.5 2010 07 23 02 07.39 +70 34.1 5.220 4.984 71.1 11.1 17.6 2010 07 28 02 10.57 +71 47.8 5.207 5.010 73.3 11.2 17.6 2010 08 02 02 13.19 +73 01.0 5.195 5.036 75.4 11.2 17.6 2010 08 07 02 15.13 +74 13.3 5.182 5.061 77.5 11.3 17.6 2010 08 12 02 16.22 +75 24.6 5.171 5.087 79.7 11.3 17.6 2010 08 17 02 16.23 +76 34.5 5.159 5.114 81.8 11.3 17.7 2010 08 22 02 14.89 +77 42.7 5.149 5.140 83.8 11.3 17.7 2010 08 27 02 11.86 +78 48.9 5.140 5.166 85.9 11.2 17.7 2010 09 01 02 06.67 +79 52.3 5.131 5.193 87.9 11.2 17.7 2010 09 06 01 58.72 +80 52.5 5.124 5.220 89.8 11.1 17.7 2010 09 11 01 47.27 +81 48.4 5.119 5.247 91.7 11.1 17.7 2010 09 16 01 31.49 +82 38.9 5.114 5.274 93.6 11.0 17.8 2010 09 21 01 10.60 +83 22.3 5.112 5.301 95.4 10.9 17.8 2010 09 26 00 44.17 +83 57.0 5.111 5.328 97.0 10.8 17.8 2010 10 01 00 12.64 +84 21.1 5.113 5.355 98.6 10.7 17.8 2010 10 06 23 37.85 +84 33.2 5.116 5.383 100.1 10.5 17.9 2010 10 11 23 02.88 +84 32.9 5.122 5.411 101.5 10.4 17.9 2010 10 16 22 30.92 +84 21.5 5.130 5.438 102.8 10.3 17.9 2010 10 21 22 04.07 +84 01.1 5.140 5.466 104.0 10.2 17.9 2010 10 26 21 42.98 +83 34.1 5.152 5.494 105.0 10.1 18.0 2010 10 31 21 27.32 +83 02.8 5.167 5.522 105.9 10.0 18.0 2010 11 05 21 16.34 +82 29.1 5.185 5.550 106.6 9.9 18.0 2010 11 10 21 09.20 +81 54.3 5.205 5.579 107.2 9.8 18.0 2010 11 15 21 05.15 +81 19.5 5.228 5.607 107.6 9.7 18.1 2010 11 20 21 03.56 +80 45.6 5.253 5.635 107.8 9.6 18.1 2010 11 25 21 03.95 +80 12.9 5.281 5.664 107.9 9.5 18.1 2010 11 30 21 05.93 +79 42.0 5.312 5.692 107.9 9.5 18.2 2010 12 05 21 09.24 +79 13.1 5.345 5.721 107.6 9.4 18.2 2010 12 10 21 13.66 +78 46.5 5.380 5.750 107.2 9.4 18.3 2010 12 15 21 18.99 +78 22.4 5.418 5.779 106.7 9.4 18.3 2010 12 20 21 25.11 +78 01.0 5.459 5.808 106.0 9.4 18.3 2010 12 25 21 31.90 +77 42.2 5.501 5.837 105.2 9.4 18.4 2010 12 30 21 39.29 +77 26.1 5.546 5.866 104.2 9.4 18.4 2011 01 04 21 47.23 +77 12.8 5.593 5.895 103.2 9.3 18.4 2011 01 09 21 55.67 +77 02.3 5.642 5.924 102.0 9.3 18.5 2011 01 14 22 04.56 +76 54.5 5.692 5.953 100.7 9.3 18.5 2011 01 19 22 13.87 +76 49.4 5.745 5.983 99.3 9.3 18.6 2011 01 24 22 23.59 +76 46.9 5.798 6.012 97.8 9.3 18.6 2011 01 29 22 33.72 +76 46.8 5.854 6.042 96.3 9.3 18.6 2011 02 03 22 44.25 +76 49.2 5.910 6.071 94.7 9.3 18.7 2011 02 08 22 55.20 +76 53.8 5.968 6.101 93.1 9.3 18.7 2011 02 13 23 06.56 +77 00.6 6.026 6.130 91.4 9.3 18.8 2011 02 18 23 18.36 +77 09.4 6.086 6.160 89.7 9.2 18.8 2011 02 23 23 30.62 +77 20.0 6.146 6.190 88.0 9.2 18.9 2011 02 28 23 43.37 +77 32.1 6.206 6.220 86.2 9.1 18.9