205P/Giacobini
Orbital Elements
The following orbital elements are taken from MPC 64116:
205P/Giacobini
Epoch 2008 Sept. 11.0 TT = JDT 2454720.5
T 2008 Sept. 10.0562 TT MPC
q 1.526438 (2000.0) P Q
n 0.1480053 Peri. 154.2269 +0.8978053 +0.4403894
a 3.539576 Node 179.6313 -0.4357417 +0.8888759
e 0.568751 Incl. 15.3036 -0.0638352 +0.1263205
P 6.66
From 1033 observations 1896-2008, mean residual 1".2. Nongravitational
parameters A1 = +1.24, A2 = +0.0288.
Elements are also available for the current standard epoch:
205P/Giacobini Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2008 Sept. 10.0725 TT MPC q 1.526595 (2000.0) P Q n 0.1479882 Peri. 154.2429 +0.8978994 +0.4401973 a 3.539848 Node 179.6274 -0.4355490 +0.8889699 e 0.568740 Incl. 15.3034 -0.0638253 +0.1263286 P 6.66An 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 05 19.29 +11 52.3 3.868 2.880 11.5 4.0 20.5 2009 06 13 05 27.17 +11 56.8 3.900 2.911 11.3 3.9 20.6 2009 06 18 05 34.94 +11 59.3 3.928 2.940 11.7 4.0 20.7 2009 06 23 05 42.59 +11 59.7 3.953 2.970 12.8 4.3 20.7 2009 06 28 05 50.12 +11 58.2 3.974 3.000 14.4 4.8 20.8 2009 07 03 05 57.50 +11 54.7 3.991 3.029 16.4 5.4 20.8 2009 07 08 06 04.75 +11 49.5 4.005 3.059 18.6 6.1 20.9 2009 07 13 06 11.84 +11 42.5 4.015 3.088 21.1 6.8 20.9 2009 07 18 06 18.78 +11 33.7 4.021 3.117 23.7 7.5 21.0 2009 07 23 06 25.55 +11 23.3 4.023 3.146 26.4 8.3 21.0 2009 07 28 06 32.15 +11 11.3 4.021 3.174 29.3 9.0 21.0 2009 08 02 06 38.56 +10 57.9 4.015 3.203 32.2 9.7 21.1 2009 08 07 06 44.78 +10 43.0 4.006 3.231 35.2 10.4 21.1 2009 08 12 06 50.79 +10 26.8 3.993 3.259 38.3 11.1 21.1 2009 08 17 06 56.59 +10 09.3 3.977 3.287 41.5 11.8 21.2 2009 08 22 07 02.17 +09 50.7 3.956 3.314 44.7 12.4 21.2 2009 08 27 07 07.51 +09 31.0 3.932 3.342 48.0 13.0 21.2 2009 09 01 07 12.59 +09 10.3 3.905 3.369 51.4 13.5 21.2 2009 09 06 07 17.41 +08 48.9 3.875 3.396 54.9 14.0 21.3 2009 09 11 07 21.95 +08 26.6 3.841 3.423 58.4 14.5 21.3 2009 09 16 07 26.20 +08 03.8 3.805 3.450 62.0 14.9 21.3 2009 09 21 07 30.14 +07 40.4 3.766 3.477 65.8 15.3 21.3 2009 09 26 07 33.74 +07 16.7 3.725 3.503 69.6 15.6 21.3 2009 10 01 07 37.01 +06 52.8 3.681 3.529 73.5 15.8 21.3 2009 10 06 07 39.91 +06 28.8 3.636 3.555 77.5 15.9 21.3 2009 10 11 07 42.44 +06 05.0 3.589 3.581 81.6 16.0 21.3 2009 10 16 07 44.56 +05 41.4 3.541 3.607 85.7 16.0 21.3 2009 10 21 07 46.27 +05 18.3 3.492 3.632 90.0 15.9 21.3 2009 10 26 07 47.54 +04 55.9 3.443 3.657 94.5 15.7 21.3 2009 10 31 07 48.37 +04 34.4 3.394 3.682 99.0 15.4 21.3 2009 11 05 07 48.73 +04 14.0 3.347 3.707 103.6 15.1 21.3 2009 11 10 07 48.63 +03 54.9 3.300 3.732 108.3 14.6 21.3 2009 11 15 07 48.04 +03 37.5 3.256 3.756 113.1 14.0 21.3 2009 11 20 07 46.98 +03 21.9 3.214 3.780 118.1 13.3 21.3 2009 11 25 07 45.44 +03 08.4 3.175 3.805 123.1 12.6 21.3 2009 11 30 07 43.45 +02 57.2 3.140 3.828 128.1 11.7 21.3 2009 12 05 07 41.03 +02 48.5 3.110 3.852 133.2 10.7 21.3 2009 12 10 07 38.21 +02 42.6 3.085 3.876 138.3 9.7 21.3 2009 12 15 07 35.03 +02 39.5 3.065 3.899 143.3 8.7 21.3 2009 12 20 07 31.55 +02 39.3 3.052 3.922 148.1 7.6 21.4 2009 12 25 07 27.82 +02 42.2 3.046 3.945 152.6 6.6 21.4 2009 12 30 07 23.92 +02 48.1 3.046 3.968 156.6 5.7 21.4 2010 01 04 07 19.93 +02 56.8 3.055 3.990 159.5 5.0 21.4 2010 01 09 07 15.92 +03 08.3 3.070 4.013 160.9 4.6 21.5 2010 01 14 07 11.96 +03 22.3 3.094 4.035 160.6 4.6 21.5 2010 01 19 07 08.14 +03 38.6 3.125 4.057 158.5 5.1 21.6 2010 01 24 07 04.52 +03 56.8 3.164 4.079 155.2 5.8 21.6 2010 01 29 07 01.17 +04 16.7 3.210 4.101 151.1 6.7 21.7 2010 02 03 06 58.14 +04 37.8 3.264 4.122 146.6 7.6 21.7 2010 02 08 06 55.47 +04 59.9 3.323 4.143 141.8 8.5 21.8 2010 02 13 06 53.20 +05 22.6 3.389 4.164 136.8 9.3 21.8 2010 02 18 06 51.34 +05 45.7 3.460 4.185 131.9 10.1 21.9 2010 02 23 06 49.92 +06 08.7 3.537 4.206 126.9 10.8 22.0 2010 02 28 06 48.93 +06 31.5 3.617 4.227 122.0 11.5 22.1 2010 03 05 06 48.38 +06 53.9 3.702 4.247 117.1 12.0 22.1 2010 03 10 06 48.25 +07 15.6 3.789 4.267 112.4 12.4 22.2 2010 03 15 06 48.53 +07 36.5 3.880 4.287 107.6 12.8 22.3 2010 03 20 06 49.22 +07 56.4 3.972 4.307 103.0 13.0 22.3 2010 03 25 06 50.28 +08 15.3 4.066 4.327 98.5 13.2 22.4 2010 03 30 06 51.70 +08 32.9 4.161 4.346 94.0 13.2 22.5 2010 04 04 06 53.45 +08 49.4 4.256 4.366 89.6 13.2 22.5 2010 04 09 06 55.52 +09 04.5 4.351 4.385 85.4 13.2 22.6 2010 04 14 06 57.88 +09 18.3 4.445 4.404 81.1 13.0 22.7 2010 04 19 07 00.51 +09 30.6 4.539 4.422 77.0 12.8 22.7 2010 04 24 07 03.38 +09 41.6 4.631 4.441 72.9 12.5 22.8 2010 04 29 07 06.49 +09 51.1 4.722 4.460 68.9 12.2 22.9 2010 05 04 07 09.79 +09 59.2 4.811 4.478 64.9 11.8 22.9 2010 05 09 07 13.28 +10 05.9 4.897 4.496 61.1 11.3 23.0 2010 05 14 07 16.94 +10 11.1 4.980 4.514 57.2 10.8 23.0 2010 05 19 07 20.76 +10 14.9 5.061 4.532 53.4 10.3 23.1 2010 05 24 07 24.70 +10 17.3 5.138 4.549 49.7 9.8 23.1 2010 05 29 07 28.76 +10 18.3 5.212 4.567 46.0 9.2 23.2 2010 06 03 07 32.92 +10 17.9 5.282 4.584 42.4 8.6 23.2 2010 06 08 07 37.17 +10 16.2 5.348 4.601 38.8 7.9 23.3 2010 06 13 07 41.50 +10 13.2 5.410 4.618 35.2 7.3 23.3 2010 06 18 07 45.88 +10 09.0 5.468 4.635 31.7 6.6 23.3 2010 06 23 07 50.31 +10 03.4 5.521 4.651 28.3 5.9 23.4 2010 06 28 07 54.78 +09 56.7 5.570 4.668 25.0 5.3 23.4 2010 07 03 07 59.27 +09 48.8 5.614 4.684 21.7 4.6 23.5 2010 07 08 08 03.78 +09 39.8 5.653 4.700 18.6 4.0 23.5 2010 07 13 08 08.29 +09 29.7 5.687 4.716 15.7 3.3 23.5This 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.
