MPC
CBAT
ICQ
P/2006 HR30 (Siding Spring) Epoch 2007 Jan. 20.0 TT = JDT 2454120.5 T 2007 Jan. 2.2815 TT MPC q 1.226435 (2000.0) P Q n 0.0450815 Peri. 117.4137 +0.2821817 -0.8697202 a 7.818745 Node 309.9512 +0.5813866 +0.4907670 e 0.843142 Incl. 31.8845 +0.7631272 -0.0522931 P 21.9 From 265 observations 2005 July 6-2006 Aug. 1, mean residual 0".3.Elements are also available for the current standard epoch:
P/2006 HR30 (Siding Spring) Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2007 Jan. 2.2804 TT MPC q 1.226432 (2000.0) P Q n 0.0450900 Peri. 117.4132 +0.2821896 -0.8697154 a 7.817768 Node 309.9511 +0.5813778 +0.4907761 e 0.843122 Incl. 31.8848 +0.7631310 -0.0522869 P 21.9An 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 08 37.57 +05 15.1 2.557 2.283 63.0 23.3 16.6 2007 06 04 08 45.81 +04 18.5 2.655 2.332 60.6 22.3 16.8 2007 06 09 08 53.89 +03 22.9 2.752 2.380 58.3 21.3 17.0 2007 06 14 09 01.82 +02 27.9 2.848 2.428 55.8 20.3 17.1 2007 06 19 09 09.60 +01 33.4 2.943 2.476 53.4 19.2 17.3 2007 06 24 09 17.26 +00 39.3 3.037 2.524 51.0 18.2 17.4 2007 06 29 09 24.78 -00 14.5 3.129 2.572 48.6 17.2 17.6 2007 07 04 09 32.18 -01 08.1 3.219 2.619 46.1 16.3 17.7 2007 07 09 09 39.47 -02 01.5 3.307 2.667 43.7 15.3 17.9 2007 07 14 09 46.64 -02 54.8 3.394 2.714 41.3 14.3 18.0 2007 07 19 09 53.70 -03 48.1 3.478 2.761 38.9 13.4 18.1 2007 07 24 10 00.66 -04 41.5 3.560 2.808 36.5 12.4 18.2 2007 07 29 10 07.52 -05 34.8 3.639 2.855 34.1 11.5 18.4 2007 08 03 10 14.26 -06 28.2 3.715 2.902 31.8 10.6 18.5 2007 08 08 10 20.91 -07 21.7 3.788 2.948 29.5 9.8 18.6 2007 08 13 10 27.46 -08 15.3 3.858 2.994 27.3 8.9 18.7 2007 08 18 10 33.92 -09 09.0 3.925 3.041 25.2 8.2 18.8 2007 08 23 10 40.26 -10 02.8 3.989 3.086 23.3 7.5 18.9 2007 08 28 10 46.51 -10 56.6 4.049 3.132 21.6 6.8 19.0 2007 09 02 10 52.65 -11 50.6 4.106 3.177 20.2 6.3 19.1 2007 09 07 10 58.69 -12 44.6 4.158 3.223 19.1 5.9 19.2 2007 09 12 11 04.63 -13 38.8 4.207 3.268 18.4 5.6 19.3 2007 09 17 11 10.45 -14 33.0 4.252 3.312 18.3 5.5 19.3 2007 09 22 11 16.16 -15 27.3 4.293 3.357 18.6 5.5 19.4 2007 09 27 11 21.75 -16 21.6 4.330 3.401 19.5 5.7 19.5 2007 10 02 11 27.21 -17 15.9 4.362 3.445 20.9 5.9 19.6 2007 10 07 11 32.55 -18 10.2 4.391 3.489 22.7 6.3 19.6 2007 10 12 11 37.75 -19 04.6 4.415 3.533 24.8 6.8 19.7 2007 10 17 11 42.80 -19 58.9 4.434 3.577 27.2 7.3 19.8 2007 10 22 11 47.70 -20 53.1 4.450 3.620 29.8 7.8 19.8 2007 10 27 11 52.43 -21 47.2 4.461 3.663 32.6 8.4 19.9 2007 11 01 11 56.99 -22 41.2 4.469 3.706 35.5 9.0 19.9 2007 11 06 12 01.36 -23 35.0 4.472 3.748 38.6 9.5 20.0 2007 11 11 12 05.53 -24 28.6 4.471 3.791 41.8 10.0 20.0 2007 11 16 12 09.48 -25 22.0 4.466 3.833 45.1 10.5 20.1 2007 11 21 12 13.21 -26 15.0 4.458 3.875 48.6 11.0 20.1 2007 11 26 12 16.68 -27 07.6 4.446 3.917 52.1 11.5 20.2 2007 12 01 12 19.89 -27 59.8 4.430 3.959 55.7 11.9 20.2 2007 12 06 12 22.81 -28 51.5 4.412 4.000 59.3 12.2 20.2 2007 12 11 12 25.43 -29 42.5 4.390 4.041 63.1 12.6 20.3 2007 12 16 12 27.71 -30 32.7 4.366 4.082 66.9 12.8 20.3 2007 12 21 12 29.65 -31 22.0 4.340 4.123 70.8 13.0 20.3 2007 12 26 12 31.22 -32 10.2 4.312 4.164 74.8 13.2 20.4 2007 12 31 12 32.40 -32 57.3 4.283 4.204 78.8 13.3 20.4 2008 01 05 12 33.17 -33 42.8 4.252 4.244 82.9 13.3 20.4 2008 01 10 12 33.51 -34 26.7 4.221 4.284 87.1 13.3 20.4 2008 01 15 12 33.39 -35 08.6 4.190 4.324 91.2 13.1 20.5 2008 01 20 12 32.82 -35 48.2 4.159 4.364 95.5 13.0 20.5 2008 01 25 12 31.79 -36 25.3 4.129 4.403 99.7 12.7 20.5 2008 01 30 12 30.28 -36 59.5 4.100 4.443 104.0 12.4 20.5 2008 02 04 12 28.31 -37 30.5 4.073 4.482 108.3 12.1 20.6 2008 02 09 12 25.90 -37 57.8 4.049 4.521 112.6 11.6 20.6 2008 02 14 12 23.05 -38 21.2 4.028 4.559 116.8 11.1 20.6 2008 02 19 12 19.82 -38 40.4 4.011 4.598 120.9 10.6 20.6 2008 02 24 12 16.24 -38 55.0 3.998 4.636 124.9 10.1 20.7 2008 02 29 12 12.37 -39 04.8 3.990 4.675 128.8 9.5 20.7 2008 03 05 12 08.27 -39 09.8 3.987 4.713 132.4 8.9 20.7 2008 03 10 12 04.00 -39 09.8 3.989 4.750 135.7 8.4 20.8 2008 03 15 11 59.66 -39 04.9 3.997 4.788 138.6 7.9 20.8 2008 03 20 11 55.31 -38 55.2 4.011 4.826 140.9 7.5 20.9 2008 03 25 11 51.03 -38 41.1 4.032 4.863 142.7 7.1 20.9 2008 03 30 11 46.90 -38 22.9 4.059 4.900 143.7 6.9 20.9 2008 04 04 11 42.96 -38 01.0 4.093 4.937 144.0 6.8 21.0 2008 04 09 11 39.30 -37 36.0 4.134 4.974 143.4 6.9 21.0 2008 04 14 11 35.95 -37 08.3 4.181 5.011 142.2 7.1 21.1 2008 04 19 11 32.95 -36 38.7 4.234 5.047 140.3 7.3 21.2 2008 04 24 11 30.33 -36 07.8 4.293 5.084 137.8 7.6 21.2 2008 04 29 11 28.11 -35 35.9 4.358 5.120 135.0 8.0 21.3 2008 05 04 11 26.29 -35 03.9 4.429 5.156 131.8 8.4 21.4 2008 05 09 11 24.89 -34 32.0 4.504 5.192 128.4 8.8 21.4 2008 05 14 11 23.89 -34 00.9 4.585 5.227 124.8 9.1 21.5 2008 05 19 11 23.28 -33 30.8 4.669 5.263 121.0 9.5 21.6 2008 05 24 11 23.06 -33 02.2 4.758 5.298 117.2 9.8 21.6 2008 05 29 11 23.19 -32 35.2 4.849 5.334 113.4 10.0 21.7 2008 06 03 11 23.67 -32 10.2 4.944 5.369 109.5 10.3 21.8 2008 06 08 11 24.48 -31 47.2 5.041 5.404 105.6 10.4 21.8 2008 06 13 11 25.60 -31 26.6 5.140 5.439 101.7 10.5 21.9 2008 06 18 11 27.00 -31 08.2 5.241 5.473 97.9 10.6 22.0 2008 06 23 11 28.66 -30 52.2 5.342 5.508 94.0 10.6 22.0 2008 06 28 11 30.56 -30 38.6 5.445 5.542 90.2 10.6 22.1 2008 07 03 11 32.70 -30 27.4 5.547 5.576 86.4 10.5 22.2This 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.