MPC
CBAT
ICQ
P/2005 R2 (Van Ness) Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 T 2005 Feb. 10.0906 TT MPC q 2.128113 (2000.0) P Q n 0.1554434 Peri. 3.0838 +0.7164415 +0.6853240 a 3.425740 Node 312.7294 -0.6438217 +0.5774129 e 0.378787 Incl. 10.2370 -0.2687103 +0.4437627 P 6.34 From 828 observations 2005 Aug. 4-2006 Sept. 29, mean residual 0".5.Elements are also available for the current standard epoch:
P/2005 R2 (Van Ness) Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2005 Feb. 10.2522 TT MPC q 2.126809 (2000.0) P Q n 0.1554178 Peri. 3.0868 +0.7161457 +0.6856173 a 3.426117 Node 312.7021 -0.6441046 +0.5771302 e 0.379236 Incl. 10.2390 -0.2688207 +0.4436774 P 6.34An 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 m2WARNING! 2007 05 30 07 00.02 +25 59.0 5.255 4.468 35.5 7.6 20.6 2007 06 04 07 04.94 +25 46.7 5.306 4.476 31.8 6.9 20.6 2007 06 09 07 09.94 +25 34.0 5.353 4.484 28.2 6.1 20.7 2007 06 14 07 14.99 +25 20.8 5.396 4.492 24.6 5.4 20.7 2007 06 19 07 20.09 +25 07.1 5.433 4.500 21.0 4.6 20.7 2007 06 24 07 25.22 +24 53.0 5.466 4.507 17.5 3.9 20.7 2007 06 29 07 30.37 +24 38.3 5.494 4.514 13.9 3.1 20.7 2007 07 04 07 35.53 +24 23.2 5.518 4.522 10.4 2.3 20.8 2007 07 09 07 40.69 +24 07.7 5.536 4.529 7.0 1.6 20.8 2007 07 14 07 45.83 +23 51.7 5.549 4.536 3.9 0.9 20.8 2007 07 19 07 50.96 +23 35.2 5.558 4.543 2.6 0.6 20.8 2007 07 24 07 56.05 +23 18.4 5.561 4.549 4.9 1.1 20.8 2007 07 29 08 01.10 +23 01.2 5.559 4.556 8.1 1.8 20.8 2007 08 03 08 06.09 +22 43.7 5.552 4.562 11.6 2.6 20.8 2007 08 08 08 11.02 +22 26.0 5.540 4.569 15.1 3.3 20.8 2007 08 13 08 15.88 +22 07.9 5.523 4.575 18.7 4.1 20.8 2007 08 18 08 20.66 +21 49.8 5.501 4.581 22.4 4.8 20.8 2007 08 23 08 25.34 +21 31.4 5.474 4.587 26.0 5.6 20.8 2007 08 28 08 29.92 +21 13.1 5.443 4.593 29.7 6.3 20.8 2007 09 02 08 34.38 +20 54.7 5.407 4.599 33.5 6.9 20.8 2007 09 07 08 38.71 +20 36.4 5.366 4.604 37.2 7.6 20.8 2007 09 12 08 42.91 +20 18.3 5.321 4.610 41.0 8.2 20.8 2007 09 17 08 46.96 +20 00.4 5.272 4.615 44.9 8.8 20.8 2007 09 22 08 50.84 +19 42.8 5.219 4.620 48.8 9.4 20.7 2007 09 27 08 54.54 +19 25.7 5.162 4.625 52.8 9.9 20.7 2007 10 02 08 58.05 +19 09.0 5.102 4.630 56.8 10.4 20.7 2007 10 07 09 01.36 +18 53.0 5.038 4.635 60.9 10.9 20.7 2007 10 12 09 04.45 +18 37.6 4.971 4.640 65.1 11.3 20.6 2007 10 17 09 07.30 +18 23.1 4.902 4.645 69.3 11.6 20.6 2007 10 22 09 09.90 +18 09.4 4.830 4.649 73.6 11.9 20.6 2007 10 27 09 12.22 +17 56.8 4.757 4.653 78.0 12.1 20.6 2007 11 01 09 14.26 +17 45.3 4.682 4.658 82.5 12.2 20.5 2007 11 06 09 16.00 +17 34.9 4.606 4.662 87.0 12.3 20.5 2007 11 11 09 17.42 +17 25.9 4.530 4.666 91.7 12.2 20.5 2007 11 16 09 18.49 +17 18.4 4.454 4.669 96.4 12.2 20.4 2007 11 21 09 19.22 +17 12.2 4.378 4.673 101.3 12.0 20.4 2007 11 26 09 19.58 +17 07.6 4.304 4.677 106.2 11.7 20.4 2007 12 01 09 19.56 +17 04.6 4.231 4.680 111.3 11.3 20.3 2007 12 06 09 19.15 +17 03.2 4.161 4.683 116.4 10.9 20.3 2007 12 11 09 18.35 +17 03.4 4.094 4.687 121.7 10.3 20.3 2007 12 16 09 17.16 +17 05.2 4.030 4.690 127.1 9.6 20.2 2007 12 21 09 15.58 +17 08.5 3.971 4.693 132.5 8.9 20.2 2007 12 26 09 13.63 +17 13.2 3.917 4.695 138.1 8.0 20.2 2007 12 31 09 11.33 +17 19.2 3.869 4.698 143.7 7.1 20.2 2008 01 05 09 08.69 +17 26.3 3.827 4.701 149.5 6.1 20.1 2008 01 10 09 05.76 +17 34.3 3.792 4.703 155.3 5.0 20.1 2008 01 15 09 02.58 +17 43.1 3.764 4.706 161.1 3.9 20.1 2008 01 20 08 59.21 +17 52.2 3.744 4.708 167.0 2.7 20.1 2008 01 25 08 55.69 +18 01.6 3.731 4.710 173.0 1.5 20.1 2008 01 30 08 52.09 +18 10.9 3.727 4.712 178.8 0.3 20.1 2008 02 04 08 48.47 +18 20.0 3.731 4.714 175.1 1.0 20.1 2008 02 09 08 44.90 +18 28.6 3.743 4.715 169.2 2.2 20.1 2008 02 14 08 41.45 +18 36.4 3.762 4.717 163.3 3.4 20.1 2008 02 19 08 38.16 +18 43.4 3.790 4.718 157.5 4.6 20.1 2008 02 24 08 35.10 +18 49.4 3.825 4.720 151.7 5.7 20.2 2008 02 29 08 32.31 +18 54.3 3.867 4.721 146.0 6.7 20.2 2008 03 05 08 29.83 +18 58.1 3.915 4.722 140.4 7.7 20.2 2008 03 10 08 27.70 +19 00.7 3.969 4.723 134.9 8.6 20.2 2008 03 15 08 25.93 +19 02.0 4.028 4.724 129.5 9.3 20.3 2008 03 20 08 24.54 +19 02.2 4.092 4.724 124.2 10.0 20.3 2008 03 25 08 23.55 +19 01.1 4.159 4.725 119.0 10.6 20.3 2008 03 30 08 22.94 +18 58.9 4.230 4.725 114.0 11.1 20.4 2008 04 04 08 22.73 +18 55.5 4.304 4.726 109.0 11.5 20.4 2008 04 09 08 22.89 +18 50.9 4.380 4.726 104.1 11.9 20.5 2008 04 14 08 23.42 +18 45.3 4.458 4.726 99.4 12.1 20.5 2008 04 19 08 24.31 +18 38.6 4.536 4.726 94.7 12.2 20.5 2008 04 24 08 25.53 +18 30.8 4.614 4.725 90.2 12.3 20.6 2008 04 29 08 27.07 +18 22.0 4.693 4.725 85.7 12.3 20.6 2008 05 04 08 28.91 +18 12.2 4.771 4.725 81.3 12.2 20.6 2008 05 09 08 31.04 +18 01.5 4.848 4.724 77.0 12.0 20.7 2008 05 14 08 33.42 +17 49.7 4.923 4.723 72.8 11.8 20.7 2008 05 19 08 36.05 +17 37.0 4.997 4.723 68.6 11.5 20.7 2008 05 24 08 38.90 +17 23.3 5.068 4.722 64.5 11.2 20.8 2008 05 29 08 41.96 +17 08.8 5.137 4.721 60.5 10.8 20.8 2008 06 03 08 45.20 +16 53.3 5.203 4.719 56.5 10.3 20.8 2008 06 08 08 48.62 +16 37.0 5.266 4.718 52.6 9.8 20.8 2008 06 13 08 52.19 +16 19.7 5.325 4.717 48.7 9.3 20.9 2008 06 18 08 55.90 +16 01.7 5.380 4.715 44.9 8.7 20.9 2008 06 23 08 59.73 +15 42.8 5.432 4.713 41.1 8.1 20.9 2008 06 28 09 03.67 +15 23.1 5.480 4.712 37.3 7.5 20.9 2008 07 03 09 07.72 +15 02.6 5.523 4.710 33.6 6.9 20.9This 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.