77P/Longmore
Orbital Elements
The following orbital elements are taken from MPC 56804:
77P/Longmore
Epoch 2009 June 18.0 TT = JDT 2455000.5
T 2009 July 7.8488 TT MPC
q 2.310327 (2000.0) P Q
n 0.1443385 Peri. 196.6948 -0.8582259 +0.5021372
a 3.599272 Node 14.9167 -0.4109568 -0.5481246
e 0.358113 Incl. 24.3983 -0.3075106 -0.6688928
P 6.83
From 293 observations 1975-2003, mean residual 0".9. Nongravitational
parameters A1 = +0.04, A2 = -0.0579.
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 06 08 11 38.27 -01 22.6 1.943 2.319 98.3 25.7 15.7 19.4 2009 06 13 11 41.67 -02 28.6 1.999 2.316 94.8 25.9 15.8 19.5 2009 06 18 11 45.57 -03 35.3 2.056 2.314 91.3 26.0 15.9 19.6 2009 06 23 11 49.92 -04 42.6 2.113 2.313 88.0 26.1 15.9 19.6 2009 06 28 11 54.69 -05 50.4 2.169 2.311 84.8 26.0 16.0 19.7 2009 07 03 11 59.86 -06 58.7 2.226 2.311 81.7 25.8 16.0 19.7 2009 07 08 12 05.39 -08 07.5 2.283 2.310 78.7 25.6 16.1 19.8 2009 07 13 12 11.26 -09 16.6 2.339 2.311 75.8 25.2 16.1 19.8 2009 07 18 12 17.44 -10 26.0 2.395 2.311 72.9 24.9 16.2 19.9 2009 07 23 12 23.93 -11 35.6 2.451 2.313 70.2 24.4 16.2 19.9 2009 07 28 12 30.71 -12 45.5 2.505 2.314 67.4 23.9 16.3 19.9 2009 08 02 12 37.76 -13 55.4 2.559 2.317 64.8 23.4 16.3 20.0 2009 08 07 12 45.06 -15 05.4 2.612 2.319 62.2 22.8 16.4 20.0 2009 08 12 12 52.61 -16 15.2 2.664 2.323 59.6 22.1 16.4 20.0 2009 08 17 13 00.41 -17 24.9 2.715 2.326 57.1 21.4 16.5 20.0 2009 08 22 13 08.44 -18 34.4 2.764 2.330 54.7 20.7 16.6 20.1 2009 08 27 13 16.70 -19 43.4 2.813 2.335 52.2 20.0 16.6 20.1 2009 09 01 13 25.19 -20 52.0 2.860 2.340 49.8 19.2 16.7 20.1 2009 09 06 13 33.90 -21 59.9 2.906 2.346 47.5 18.5 16.7 20.1 2009 09 11 13 42.83 -23 07.1 2.951 2.352 45.2 17.7 16.8 20.1 2009 09 16 13 51.98 -24 13.4 2.994 2.358 42.9 16.9 16.8 20.1 2009 09 21 14 01.34 -25 18.8 3.036 2.365 40.6 16.0 16.9 20.1 2009 09 26 14 10.92 -26 23.0 3.076 2.372 38.4 15.2 16.9 20.2 2009 10 01 14 20.72 -27 25.9 3.114 2.380 36.1 14.4 17.0 20.2 2009 10 06 14 30.72 -28 27.3 3.151 2.388 34.0 13.5 17.1 20.2 2009 10 11 14 40.93 -29 27.2 3.186 2.397 31.8 12.7 17.1 20.2 2009 10 16 14 51.35 -30 25.4 3.220 2.406 29.8 11.9 17.2 20.2 2009 10 21 15 01.97 -31 21.7 3.252 2.415 27.7 11.1 17.2 20.2 2009 10 26 15 12.80 -32 16.0 3.282 2.425 25.8 10.3 17.3 20.2 2009 10 31 15 23.81 -33 08.1 3.310 2.435 23.9 9.5 17.3 20.2 2009 11 05 15 35.00 -33 57.9 3.336 2.446 22.1 8.8 17.4 20.2 2009 11 10 15 46.37 -34 45.3 3.360 2.456 20.4 8.1 17.4 20.2 2009 11 15 15 57.92 -35 30.2 3.382 2.468 18.9 7.5 17.5 20.1 2009 11 20 16 09.61 -36 12.4 3.402 2.479 17.7 7.0 17.5 20.1 2009 11 25 16 21.45 -36 51.8 3.420 2.491 16.7 6.5 17.6 20.1 2009 11 30 16 33.41 -37 28.4 3.436 2.503 16.0 6.2 17.6 20.2 2009 12 05 16 45.47 -38 02.0 3.450 2.515 15.7 6.1 17.7 20.2 2009 12 10 16 57.63 -38 32.7 3.462 2.528 15.8 6.1 17.8 20.2 2009 12 15 17 09.85 -39 00.4 3.471 2.541 16.3 6.2 17.8 20.2 2009 12 20 17 22.12 -39 25.1 3.478 2.554 17.2 6.5 17.9 20.2 2009 12 25 17 34.42 -39 46.8 3.483 2.568 18.4 6.9 17.9 20.3 2009 12 30 17 46.70 -40 05.5 3.485 2.582 19.9 7.4 17.9 20.3 2010 01 04 17 58.96 -40 21.4 3.485 2.596 21.6 8.0 18.0 20.3 2010 01 09 18 11.18 -40 34.4 3.483 2.610 23.5 8.6 18.0 20.4 2010 01 14 18 23.31 -40 44.7 3.478 2.624 25.5 9.3 18.1 20.4 2010 01 19 18 35.35 -40 52.5 3.471 2.639 27.7 10.0 18.1 20.5 2010 01 24 18 47.26 -40 57.8 3.461 2.654 29.9 10.7 18.2 20.5 2010 01 29 18 59.02 -41 00.9 3.449 2.669 32.3 11.4 18.2 20.5 2010 02 03 19 10.61 -41 01.9 3.435 2.684 34.7 12.1 18.3 20.6 2010 02 08 19 22.01 -41 01.1 3.419 2.700 37.2 12.8 18.3 20.6 2010 02 13 19 33.20 -40 58.6 3.400 2.715 39.8 13.5 18.3 20.6 2010 02 18 19 44.17 -40 54.7 3.378 2.731 42.4 14.1 18.4 20.6 2010 02 23 19 54.88 -40 49.7 3.355 2.747 45.1 14.8 18.4 20.6 2010 02 28 20 05.33 -40 43.8 3.329 2.763 47.8 15.4 18.4 20.7 2010 03 05 20 15.50 -40 37.3 3.302 2.779 50.5 16.0 18.5 20.7 2010 03 10 20 25.39 -40 30.3 3.272 2.795 53.4 16.6 18.5 20.7 2010 03 15 20 34.97 -40 23.3 3.240 2.812 56.2 17.1 18.5 20.7 2010 03 20 20 44.23 -40 16.5 3.207 2.828 59.1 17.6 18.6 20.7 2010 03 25 20 53.15 -40 10.1 3.171 2.845 62.1 18.0 18.6 20.7 2010 03 30 21 01.73 -40 04.5 3.134 2.861 65.1 18.5 18.6 20.7 2010 04 04 21 09.95 -39 59.8 3.096 2.878 68.2 18.8 18.6 20.7 2010 04 09 21 17.80 -39 56.4 3.056 2.895 71.3 19.1 18.7 20.7 2010 04 14 21 25.26 -39 54.4 3.015 2.912 74.5 19.4 18.7 20.7 2010 04 19 21 32.31 -39 54.3 2.973 2.929 77.7 19.6 18.7 20.7 2010 04 24 21 38.93 -39 56.2 2.930 2.946 81.0 19.7 18.7 20.7 2010 04 29 21 45.12 -40 00.2 2.887 2.963 84.4 19.8 18.7 20.7 2010 05 04 21 50.84 -40 06.6 2.843 2.980 87.8 19.8 18.8 20.6 2010 05 09 21 56.07 -40 15.6 2.799 2.998 91.3 19.7 18.8 20.6 2010 05 14 22 00.78 -40 27.2 2.756 3.015 94.9 19.5 18.8 20.6 2010 05 19 22 04.95 -40 41.7 2.712 3.032 98.5 19.3 18.8 20.6 2010 05 24 22 08.55 -40 58.9 2.670 3.049 102.2 18.9 18.8 20.5 2010 05 29 22 11.54 -41 18.9 2.629 3.067 106.0 18.5 18.8 20.5 2010 06 03 22 13.90 -41 41.5 2.589 3.084 109.8 18.0 18.8 20.4 2010 06 08 22 15.59 -42 06.5 2.551 3.102 113.7 17.4 18.9 20.4 2010 06 13 22 16.58 -42 33.8 2.516 3.119 117.6 16.8 18.9 20.4 2010 06 18 22 16.83 -43 02.9 2.483 3.136 121.5 16.0 18.9 20.3 2010 06 23 22 16.34 -43 33.2 2.454 3.154 125.4 15.2 18.9 20.3 2010 06 28 22 15.10 -44 04.1 2.428 3.171 129.3 14.4 19.0 20.2 2010 07 03 22 13.09 -44 35.0 2.407 3.188 133.0 13.5 19.0 20.2 2010 07 08 22 10.34 -45 04.9 2.390 3.206 136.7 12.6 19.0 20.2 2010 07 13 22 06.88 -45 33.1 2.377 3.223 140.0 11.7 19.0 20.1This 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.
