MPC
CBAT
ICQ
152P/Helin-Lawrence Epoch 2012 July 12.0 TT = JDT 2456120.5 T 2012 July 9.2109 TT MPC q 3.116453 (2000.0) P Q n 0.1032718 Peri. 163.8006 -0.2426992 +0.9548631 a 4.499333 Node 91.9098 -0.9079862 -0.1614316 e 0.307352 Incl. 9.8672 -0.3415525 -0.2493519 P 9.54 From 247 observations 1993-2004, mean residual 0".9.Elements are also available for the current standard epoch:
152P/Helin-Lawrence Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2012 July 9.1975 TT MPC q 3.111118 (2000.0) P Q n 0.1033268 Peri. 163.9179 -0.2398981 +0.9555601 a 4.497738 Node 91.9596 -0.9085134 -0.1587865 e 0.308293 Incl. 9.8710 -0.3421291 -0.2483781 P 9.54An 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! 2009 06 08 07 17.96 +25 21.1 6.239 5.389 30.5 5.5 22.6 2009 06 13 07 22.19 +25 14.9 6.269 5.381 26.7 4.9 22.6 2009 06 18 07 26.51 +25 08.2 6.294 5.373 23.0 4.2 22.5 2009 06 23 07 30.91 +25 01.0 6.314 5.365 19.2 3.6 22.5 2009 06 28 07 35.36 +24 53.4 6.329 5.357 15.6 2.9 22.5 2009 07 03 07 39.87 +24 45.4 6.339 5.348 11.9 2.3 22.4 2009 07 08 07 44.41 +24 37.0 6.344 5.340 8.4 1.6 22.4 2009 07 13 07 48.98 +24 28.1 6.343 5.332 5.2 1.0 22.3 2009 07 18 07 53.56 +24 19.0 6.337 5.323 3.4 0.6 22.3 2009 07 23 07 58.15 +24 09.5 6.326 5.315 4.8 0.9 22.3 2009 07 28 08 02.74 +23 59.7 6.310 5.306 7.9 1.5 22.3 2009 08 02 08 07.31 +23 49.7 6.289 5.297 11.4 2.2 22.4 2009 08 07 08 11.85 +23 39.5 6.262 5.289 15.0 2.8 22.4 2009 08 12 08 16.36 +23 29.1 6.230 5.280 18.6 3.5 22.4 2009 08 17 08 20.82 +23 18.7 6.193 5.271 22.4 4.2 22.4 2009 08 22 08 25.23 +23 08.2 6.152 5.262 26.1 4.9 22.5 2009 08 27 08 29.57 +22 57.7 6.105 5.253 29.9 5.5 22.5 2009 09 01 08 33.83 +22 47.4 6.054 5.244 33.7 6.1 22.5 2009 09 06 08 37.99 +22 37.3 5.998 5.235 37.5 6.7 22.5 2009 09 11 08 42.06 +22 27.5 5.938 5.226 41.4 7.3 22.5 2009 09 16 08 46.01 +22 18.0 5.874 5.217 45.4 7.9 22.5 2009 09 21 08 49.84 +22 08.9 5.806 5.208 49.3 8.4 22.5 2009 09 26 08 53.53 +22 00.4 5.734 5.198 53.3 8.9 22.5 22.5 2009 10 01 08 57.06 +21 52.6 5.659 5.189 57.4 9.4 22.4 22.5 2009 10 06 09 00.43 +21 45.5 5.581 5.180 61.5 9.8 22.4 22.4 2009 10 11 09 03.61 +21 39.2 5.500 5.170 65.7 10.1 22.3 22.4 2009 10 16 09 06.60 +21 33.9 5.416 5.161 70.0 10.5 22.3 22.4 2009 10 21 09 09.38 +21 29.7 5.331 5.151 74.3 10.7 22.3 22.4 2009 10 26 09 11.92 +21 26.7 5.244 5.141 78.7 10.9 22.2 22.3 2009 10 31 09 14.22 +21 24.9 5.155 5.132 83.1 11.1 22.2 22.3 2009 11 05 09 16.26 +21 24.5 5.066 5.122 87.6 11.2 22.1 22.3 2009 11 10 09 18.03 +21 25.6 4.976 5.112 92.2 11.2 22.1 22.2 2009 11 15 09 19.50 +21 28.3 4.887 5.102 96.9 11.1 22.0 22.2 2009 11 20 09 20.66 +21 32.6 4.799 5.092 101.7 11.0 22.0 22.1 2009 11 25 09 21.49 +21 38.6 4.712 5.082 106.6 10.7 21.9 22.1 2009 11 30 09 21.99 +21 46.3 4.626 5.072 111.5 10.4 21.9 22.0 2009 12 05 09 22.14 +21 55.7 4.544 5.062 116.6 10.0 21.8 22.0 2009 12 10 09 21.93 +22 06.7 4.464 5.052 121.7 9.5 21.8 21.9 2009 12 15 09 21.37 +22 19.4 4.389 5.042 126.9 9.0 21.7 21.8 2009 12 20 09 20.44 +22 33.6 4.317 5.031 132.2 8.3 21.7 21.8 2009 12 25 09 19.15 +22 49.1 4.251 5.021 137.6 7.6 21.7 21.7 2009 12 30 09 17.53 +23 05.8 4.190 5.011 143.0 6.8 21.6 21.6 2010 01 04 09 15.58 +23 23.4 4.136 5.000 148.4 5.9 21.5 2010 01 09 09 13.33 +23 41.8 4.088 4.990 153.9 5.0 21.5 2010 01 14 09 10.81 +24 00.5 4.047 4.979 159.3 4.0 21.4 2010 01 19 09 08.06 +24 19.2 4.013 4.969 164.5 3.0 21.3 2010 01 24 09 05.14 +24 37.7 3.988 4.958 169.1 2.1 21.2 2010 01 29 09 02.09 +24 55.6 3.970 4.947 172.1 1.6 21.2 2010 02 03 08 58.97 +25 12.6 3.960 4.936 171.3 1.7 21.2 2010 02 08 08 55.83 +25 28.5 3.958 4.926 167.5 2.5 21.2 2010 02 13 08 52.75 +25 42.9 3.963 4.915 162.6 3.4 21.3 2010 02 18 08 49.77 +25 55.8 3.977 4.904 157.4 4.4 21.3 2010 02 23 08 46.97 +26 06.8 3.997 4.893 152.0 5.5 21.4 2010 02 28 08 44.38 +26 16.1 4.025 4.882 146.5 6.4 21.4 21.5 2010 03 05 08 42.05 +26 23.4 4.059 4.871 141.1 7.3 21.4 21.5 2010 03 10 08 40.03 +26 28.8 4.098 4.859 135.8 8.2 21.4 21.6 2010 03 15 08 38.34 +26 32.3 4.143 4.848 130.5 9.0 21.4 21.6 2010 03 20 08 37.00 +26 34.0 4.193 4.837 125.3 9.7 21.5 21.7 2010 03 25 08 36.05 +26 34.0 4.246 4.826 120.2 10.3 21.5 21.7 2010 03 30 08 35.47 +26 32.2 4.303 4.814 115.2 10.8 21.5 21.8 2010 04 04 08 35.28 +26 28.8 4.363 4.803 110.3 11.3 21.5 21.8 2010 04 09 08 35.48 +26 24.0 4.426 4.792 105.5 11.6 21.5 21.8 2010 04 14 08 36.05 +26 17.7 4.490 4.780 100.8 11.9 21.6 21.9 2010 04 19 08 36.99 +26 10.1 4.555 4.769 96.2 12.1 21.6 21.9 2010 04 24 08 38.29 +26 01.3 4.620 4.757 91.7 12.2 21.6 21.9 2010 04 29 08 39.92 +25 51.2 4.686 4.745 87.2 12.2 21.6 22.0 2010 05 04 08 41.88 +25 40.1 4.752 4.734 82.9 12.2 21.6 22.0 2010 05 09 08 44.15 +25 27.9 4.816 4.722 78.6 12.1 21.7 22.0 2010 05 14 08 46.70 +25 14.6 4.879 4.710 74.5 11.9 21.7 22.0 2010 05 19 08 49.53 +25 00.4 4.941 4.698 70.4 11.7 21.7 22.0 2010 05 24 08 52.61 +24 45.3 5.001 4.687 66.3 11.4 21.7 22.1 2010 05 29 08 55.92 +24 29.3 5.058 4.675 62.4 11.1 21.7 22.1 2010 06 03 08 59.44 +24 12.4 5.113 4.663 58.5 10.7 21.7 22.1 2010 06 08 09 03.16 +23 54.7 5.164 4.651 54.6 10.2 21.7 22.1 2010 06 13 09 07.07 +23 36.2 5.213 4.639 50.8 9.8 21.7 22.1 2010 06 18 09 11.15 +23 17.0 5.258 4.627 47.1 9.3 21.8 22.0 2010 06 23 09 15.38 +22 57.0 5.300 4.615 43.4 8.7 21.8 22.0 2010 06 28 09 19.75 +22 36.3 5.338 4.602 39.7 8.1 21.8 22.0 2010 07 03 09 24.24 +22 15.0 5.372 4.590 36.1 7.5 21.8 22.0 2010 07 08 09 28.85 +21 53.0 5.402 4.578 32.6 6.9 21.8 22.0 2010 07 13 09 33.55 +21 30.4 5.427 4.566 29.1 6.2 21.8 22.0This 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.
