67P/Churyumov-Gerasimenko
Orbital Elements
The following orbital elements are taken from MPC 56802:
67P/Churyumov-Gerasimenko
Epoch 2009 Feb. 18.0 TT = JDT 2454880.5
T 2009 Feb. 28.3641 TT MPC
q 1.246518 (2000.0) P Q
n 0.1528604 Peri. 12.6996 +0.4568649 -0.8845373
a 3.464224 Node 50.1974 +0.8050398 +0.3661103
e 0.640174 Incl. 7.0409 +0.3783985 +0.2890622
P 6.45
From 1154 observations 1969-2004, mean residual 0".9. Nongravitational
parameters A1 = +0.05, A2 = +0.0096.
Elements are also available for the current standard epoch:
67P/Churyumov-Gerasimenko Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2009 Feb. 28.3641 TT MPC q 1.246496 (2000.0) P Q n 0.1528397 Peri. 12.6998 +0.4568869 -0.8845263 a 3.464538 Node 50.1958 +0.8050294 +0.3661312 e 0.640213 Incl. 7.0408 +0.3783941 +0.2890694 P 6.45An 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 07 47.07 +26 12.8 2.405 1.708 37.0 21.0 15.2 22.1 2009 06 13 08 02.23 +25 32.8 2.465 1.744 35.7 19.9 15.4 22.2 2009 06 18 08 16.83 +24 48.9 2.526 1.782 34.4 18.8 15.5 22.2 2009 06 23 08 30.89 +24 01.5 2.587 1.819 32.9 17.7 15.7 22.3 2009 06 28 08 44.44 +23 11.3 2.648 1.857 31.4 16.6 15.8 22.3 2009 07 03 08 57.49 +22 18.9 2.709 1.895 29.8 15.4 15.9 22.4 2009 07 08 09 10.07 +21 24.6 2.770 1.934 28.1 14.3 16.1 22.5 2009 07 13 09 22.21 +20 28.8 2.831 1.972 26.3 13.2 16.2 22.5 2009 07 18 09 33.93 +19 31.8 2.890 2.011 24.5 12.1 16.3 22.6 2009 07 23 09 45.26 +18 34.1 2.949 2.049 22.6 11.0 16.5 22.6 2009 07 28 09 56.22 +17 35.7 3.006 2.088 20.7 9.9 16.6 22.6 2009 08 02 10 06.84 +16 37.1 3.062 2.126 18.7 8.8 16.7 22.7 2009 08 07 10 17.13 +15 38.4 3.116 2.164 16.7 7.7 16.8 22.7 2009 08 12 10 27.11 +14 39.7 3.169 2.203 14.6 6.6 16.9 22.7 2009 08 17 10 36.82 +13 41.3 3.219 2.241 12.4 5.6 17.0 22.7 2009 08 22 10 46.25 +12 43.2 3.267 2.279 10.3 4.6 17.1 22.8 2009 08 27 10 55.44 +11 45.7 3.312 2.317 8.2 3.6 17.2 22.8 2009 09 01 11 04.38 +10 48.8 3.355 2.355 6.3 2.7 17.3 22.8 2009 09 06 11 13.10 +09 52.6 3.395 2.392 4.9 2.0 17.4 22.8 2009 09 11 11 21.60 +08 57.3 3.432 2.430 4.5 1.9 17.5 22.8 2009 09 16 11 29.90 +08 02.9 3.466 2.467 5.5 2.2 17.6 22.9 2009 09 21 11 38.00 +07 09.5 3.496 2.504 7.4 2.9 17.7 23.0 2009 09 26 11 45.91 +06 17.3 3.524 2.541 9.7 3.8 17.8 23.1 2009 10 01 11 53.63 +05 26.2 3.547 2.577 12.2 4.7 17.9 23.2 2009 10 06 12 01.16 +04 36.4 3.567 2.614 14.9 5.7 17.9 23.3 2009 10 11 12 08.51 +03 47.8 3.583 2.650 17.8 6.6 18.0 23.4 2009 10 16 12 15.69 +03 00.7 3.595 2.686 20.7 7.5 18.1 23.5 2009 10 21 12 22.69 +02 15.0 3.604 2.721 23.7 8.4 18.1 23.5 2009 10 26 12 29.50 +01 30.9 3.608 2.757 26.7 9.3 18.2 23.6 2009 10 31 12 36.12 +00 48.4 3.608 2.792 29.9 10.2 18.2 23.7 2009 11 05 12 42.55 +00 07.5 3.605 2.827 33.1 11.0 18.3 23.7 2009 11 10 12 48.78 -00 31.6 3.597 2.861 36.4 11.8 18.3 23.8 2009 11 15 12 54.81 -01 09.0 3.586 2.896 39.8 12.6 18.4 23.8 2009 11 20 13 00.62 -01 44.5 3.571 2.930 43.2 13.4 18.4 23.9 2009 11 25 13 06.21 -02 18.0 3.552 2.963 46.7 14.0 18.5 23.9 2009 11 30 13 11.56 -02 49.5 3.529 2.997 50.3 14.7 18.5 23.9 2009 12 05 13 16.65 -03 19.0 3.502 3.030 54.0 15.3 18.5 24.0 2009 12 10 13 21.48 -03 46.4 3.473 3.063 57.8 15.8 18.6 24.0 2009 12 15 13 26.02 -04 11.5 3.440 3.096 61.6 16.2 18.6 24.0 2009 12 20 13 30.26 -04 34.3 3.404 3.129 65.6 16.6 18.6 24.0 2009 12 25 13 34.17 -04 54.8 3.366 3.161 69.6 17.0 18.6 24.0 2009 12 30 13 37.73 -05 12.9 3.325 3.193 73.8 17.2 18.7 24.0 2010 01 04 13 40.93 -05 28.5 3.282 3.225 78.0 17.4 18.7 24.0 2010 01 09 13 43.75 -05 41.5 3.237 3.256 82.4 17.4 18.7 24.0 2010 01 14 13 46.15 -05 52.0 3.192 3.287 86.8 17.4 18.7 24.0 2010 01 19 13 48.11 -05 59.7 3.145 3.318 91.4 17.2 18.7 24.0 2010 01 24 13 49.61 -06 04.8 3.098 3.349 96.1 17.0 18.7 24.0 2010 01 29 13 50.64 -06 07.1 3.052 3.379 100.9 16.6 18.7 24.0 2010 02 03 13 51.17 -06 06.7 3.006 3.410 105.8 16.1 18.7 23.9 2010 02 08 13 51.19 -06 03.6 2.962 3.440 110.9 15.5 18.7 23.9 2010 02 13 13 50.70 -05 57.7 2.920 3.469 116.1 14.8 18.7 23.9 2010 02 18 13 49.69 -05 49.2 2.881 3.499 121.4 14.0 18.7 23.8 2010 02 23 13 48.16 -05 38.1 2.845 3.528 126.8 13.0 18.7 23.8 2010 02 28 13 46.13 -05 24.6 2.813 3.557 132.4 11.9 18.8 23.7 2010 03 05 13 43.64 -05 08.9 2.787 3.585 138.0 10.7 18.8 23.7 2010 03 10 13 40.70 -04 51.3 2.765 3.614 143.7 9.4 18.8 23.6 2010 03 15 13 37.38 -04 32.1 2.750 3.642 149.5 8.0 18.8 23.6 2010 03 20 13 33.72 -04 11.7 2.741 3.670 155.4 6.5 18.8 23.5 2010 03 25 13 29.81 -03 50.4 2.740 3.698 161.2 5.0 18.9 23.4 2010 03 30 13 25.71 -03 28.8 2.746 3.725 166.9 3.5 18.9 23.4 2010 04 04 13 21.50 -03 07.4 2.759 3.752 172.1 2.1 18.9 23.3 2010 04 09 13 17.28 -02 46.5 2.781 3.779 175.0 1.3 19.0 23.3 2010 04 14 13 13.10 -02 26.6 2.810 3.806 172.2 2.0 19.0 23.4 2010 04 19 13 09.07 -02 08.1 2.847 3.833 167.1 3.3 19.1 23.5 2010 04 24 13 05.25 -01 51.5 2.892 3.859 161.6 4.7 19.2 23.6 2010 04 29 13 01.69 -01 37.0 2.943 3.885 156.0 6.1 19.2 23.8 2010 05 04 12 58.45 -01 24.9 3.002 3.911 150.4 7.3 19.3 23.9 2010 05 09 12 55.57 -01 15.2 3.067 3.936 144.9 8.5 19.4 24.0 2010 05 14 12 53.08 -01 08.0 3.138 3.962 139.5 9.5 19.5 24.1 2010 05 19 12 50.99 -01 03.6 3.215 3.987 134.2 10.5 19.5 24.2 2010 05 24 12 49.32 -01 01.7 3.296 4.012 129.0 11.3 19.6 24.3 2010 05 29 12 48.07 -01 02.4 3.381 4.036 124.0 12.0 19.7 24.4 2010 06 03 12 47.23 -01 05.6 3.470 4.061 119.0 12.6 19.8 24.5 2010 06 08 12 46.79 -01 11.1 3.563 4.085 114.2 13.1 19.9 24.6 2010 06 13 12 46.74 -01 18.8 3.657 4.109 109.5 13.5 20.0 24.7 2010 06 18 12 47.07 -01 28.7 3.754 4.133 104.8 13.7 20.0 24.7 2010 06 23 12 47.75 -01 40.5 3.852 4.156 100.3 13.9 20.1 24.8 2010 06 28 12 48.77 -01 54.1 3.951 4.179 95.9 14.0 20.2 24.9 2010 07 03 12 50.10 -02 09.4 4.051 4.203 91.5 14.0 20.3 25.0 2010 07 08 12 51.73 -02 26.3 4.151 4.225 87.2 13.9 20.3 25.0 2010 07 13 12 53.63 -02 44.5 4.250 4.248 83.0 13.7 20.4 25.1This 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.
