P/2005 JQ5 (Catalina)
Orbital Elements
The following orbital elements are taken from MPC 56805:P/2005 JQ5 (Catalina) Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2009 Dec. 28.8497 TT MPC q 0.823087 (2000.0) P Q n 0.2231604 Peri. 222.7430 +0.7464933 +0.6580281 a 2.691894 Node 95.8324 -0.5805581 +0.7166050 e 0.694235 Incl. 5.6954 -0.3251154 +0.2312494 P 4.42 From 588 observations 2005 May 6-Dec. 29, mean residual 0".6.An 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 14 59.82 -14 57.1 2.191 1.252 14.4 11.4 20.2 2009 10 31 15 16.04 -16 16.5 2.145 1.203 13.5 11.1 20.0 2009 11 05 15 33.27 -17 34.4 2.100 1.154 12.8 11.0 19.7 2009 11 10 15 51.61 -18 49.9 2.054 1.106 12.3 11.0 19.5 2009 11 15 16 11.12 -20 01.6 2.008 1.060 12.0 11.2 19.3 2009 11 20 16 31.88 -21 07.9 1.963 1.016 11.9 11.5 19.0 2009 11 25 16 53.93 -22 07.0 1.919 0.975 12.0 12.2 18.8 2009 11 30 17 17.28 -22 56.7 1.876 0.937 12.4 13.1 18.6 2009 12 05 17 41.92 -23 34.9 1.836 0.903 13.0 14.2 18.4 2009 12 10 18 07.75 -23 59.1 1.798 0.875 13.9 15.7 18.2 2009 12 15 18 34.66 -24 07.0 1.764 0.851 14.9 17.3 18.0 2009 12 20 19 02.40 -23 56.6 1.733 0.835 16.2 19.2 17.9 2009 12 25 19 30.73 -23 26.5 1.707 0.825 17.6 21.1 17.8 2009 12 30 19 59.32 -22 36.2 1.686 0.823 19.2 23.1 17.8 2010 01 04 20 27.85 -21 26.1 1.671 0.829 20.8 24.9 17.8 2010 01 09 20 56.02 -19 57.4 1.661 0.842 22.5 26.6 17.9 2010 01 14 21 23.58 -18 12.2 1.659 0.861 24.2 27.9 18.0 2010 01 19 21 50.32 -16 13.6 1.663 0.887 25.8 28.8 18.1 2010 01 24 22 16.08 -14 04.6 1.675 0.918 27.3 29.4 18.2 2010 01 29 22 40.78 -11 48.7 1.694 0.954 28.6 29.6 18.4 2010 02 03 23 04.39 -09 28.9 1.720 0.994 29.8 29.5 18.6 2010 02 08 23 26.92 -07 08.2 1.752 1.036 30.8 29.2 18.9 2010 02 13 23 48.39 -04 48.9 1.791 1.081 31.5 28.5 19.1 2010 02 18 00 08.86 -02 33.0 1.836 1.128 32.1 27.7 19.3 2010 02 23 00 28.40 -00 22.1 1.885 1.176 32.4 26.8 19.6 2010 02 28 00 47.06 +01 42.9 1.939 1.225 32.5 25.7 19.8 2010 03 05 01 04.90 +03 41.3 1.997 1.275 32.3 24.6 20.1 2010 03 10 01 22.02 +05 32.6 2.059 1.325 32.0 23.4 20.3 2010 03 15 01 38.46 +07 16.8 2.123 1.376 31.4 22.1 20.5 2010 03 20 01 54.28 +08 53.8 2.189 1.426 30.7 20.9 20.7 2010 03 25 02 09.53 +10 23.7 2.257 1.477 29.8 19.6 21.0 2010 03 30 02 24.27 +11 46.8 2.326 1.527 28.7 18.3 21.2 2010 04 04 02 38.53 +13 03.3 2.396 1.577 27.5 17.0 21.4 2010 04 09 02 52.35 +14 13.6 2.465 1.627 26.1 15.7 21.6 2010 04 14 03 05.78 +15 17.9 2.535 1.676 24.6 14.4 21.8 2010 04 19 03 18.83 +16 16.6 2.604 1.725 23.0 13.1 21.9 2010 04 24 03 31.53 +17 10.0 2.672 1.773 21.3 11.9 22.1 2010 04 29 03 43.90 +17 58.3 2.739 1.821 19.5 10.6 22.3 2010 05 04 03 55.96 +18 41.9 2.805 1.868 17.6 9.4 22.5 2010 05 09 04 07.72 +19 21.0 2.868 1.915 15.6 8.1 22.6 2010 05 14 04 19.22 +19 55.9 2.930 1.961 13.5 6.9 22.8 2010 05 19 04 30.44 +20 26.9 2.989 2.007 11.4 5.7 22.9 2010 05 24 04 41.40 +20 54.2 3.045 2.052 9.2 4.5 23.0 2010 05 29 04 52.11 +21 17.9 3.099 2.097 6.9 3.3 23.2 2010 06 03 05 02.58 +21 38.4 3.150 2.141 4.6 2.2 23.3 2010 06 08 05 12.81 +21 55.8 3.198 2.184 2.3 1.1 23.4 2010 06 13 05 22.81 +22 10.3 3.242 2.227 1.1 0.5 23.5 2010 06 18 05 32.57 +22 22.2 3.283 2.269 3.0 1.3 23.6 2010 06 23 05 42.11 +22 31.4 3.321 2.311 5.5 2.4 23.7 2010 06 28 05 51.41 +22 38.4 3.354 2.352 8.1 3.5 23.8 2010 07 03 06 00.48 +22 43.2 3.384 2.393 10.8 4.5 23.9 2010 07 08 06 09.32 +22 45.9 3.410 2.433 13.5 5.6 24.0 2010 07 13 06 17.94 +22 46.8 3.432 2.473 16.3 6.6 24.1 2010 07 18 06 26.32 +22 46.0 3.450 2.512 19.1 7.6 24.2 2010 07 23 06 34.45 +22 43.7 3.464 2.550 22.0 8.6 24.3 2010 07 28 06 42.35 +22 40.0 3.474 2.589 24.9 9.5 24.3 2010 08 02 06 50.01 +22 35.0 3.479 2.626 27.9 10.4 24.4 2010 08 07 06 57.42 +22 29.0 3.480 2.663 31.0 11.3 24.5 2010 08 12 07 04.57 +22 22.1 3.478 2.700 34.2 12.2 24.5 2010 08 17 07 11.45 +22 14.4 3.470 2.736 37.4 13.0 24.6 2010 08 22 07 18.06 +22 06.1 3.459 2.771 40.6 13.8 24.6 2010 08 27 07 24.39 +21 57.4 3.444 2.806 44.0 14.5 24.7 2010 09 01 07 30.43 +21 48.4 3.425 2.841 47.4 15.2 24.7 2010 09 06 07 36.17 +21 39.2 3.402 2.875 50.9 15.8 24.7 2010 09 11 07 41.59 +21 30.2 3.375 2.909 54.5 16.4 24.8 2010 09 16 07 46.68 +21 21.3 3.345 2.942 58.2 16.9 24.8 2010 09 21 07 51.41 +21 12.9 3.312 2.975 61.9 17.3 24.8 2010 09 26 07 55.78 +21 05.1 3.275 3.007 65.8 17.7 24.9 2010 10 01 07 59.77 +20 58.0 3.236 3.039 69.8 18.0 24.9 2010 10 06 08 03.35 +20 51.8 3.194 3.070 73.9 18.2 24.9 2010 10 11 08 06.51 +20 46.8 3.150 3.101 78.1 18.4 24.9 2010 10 16 08 09.20 +20 43.1 3.104 3.132 82.4 18.4 24.9 2010 10 21 08 11.42 +20 40.9 3.057 3.162 86.8 18.3 24.9 2010 10 26 08 13.14 +20 40.3 3.009 3.192 91.4 18.1 24.9 2010 10 31 08 14.33 +20 41.4 2.960 3.221 96.1 17.8 24.9 2010 11 05 08 14.96 +20 44.4 2.912 3.250 101.0 17.4 24.9 2010 11 10 08 15.02 +20 49.4 2.864 3.279 106.0 16.9 24.9 2010 11 15 08 14.47 +20 56.5 2.818 3.307 111.2 16.2 24.9 2010 11 20 08 13.32 +21 05.5 2.774 3.335 116.5 15.4 24.9 2010 11 25 08 11.55 +21 16.5 2.733 3.362 122.0 14.4 24.9 2010 11 30 08 09.16 +21 29.4 2.695 3.389 127.7 13.3 25.0This 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.
