7P/Pons-Winnecke
Orbital Elements
The following orbital elements are taken from MPC 54170:
7P/Pons-Winnecke
Epoch 2008 Sept. 11.0 TT = JDT 2454720.5
T 2008 Sept. 26.6342 TT MPC
q 1.253265 (2000.0) P Q
n 0.1549729 Peri. 172.3293 -0.0640958 +0.9231974
a 3.432671 Node 93.4229 -0.9345704 +0.0776315
e 0.634901 Incl. 22.3102 -0.3499569 -0.3764040
P 6.36
From 165 observations 1964-2004, mean residual 0".9. Nongravitational
parameters A1 = +0.01, A2 = +0.0021.
Elements are also available for the current standard epoch:
7P/Pons-Winnecke Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2008 Sept. 26.6083 TT MPC q 1.253104 (2000.0) P Q n 0.1550504 Peri. 172.3139 -0.0644303 +0.9231770 a 3.431527 Node 93.4179 -0.9345856 +0.0773041 e 0.634826 Incl. 22.3096 -0.3498549 -0.3765214 P 6.36An 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 02 42.42 -02 04.5 3.512 2.849 42.6 14.0 19.5 21.8 2009 06 13 02 48.63 -01 44.3 3.502 2.883 45.5 14.6 19.6 21.8 2009 06 18 02 54.63 -01 26.8 3.489 2.917 48.5 15.1 19.7 21.9 2009 06 23 03 00.39 -01 11.8 3.473 2.950 51.5 15.6 19.8 21.9 2009 06 28 03 05.91 -00 59.5 3.454 2.984 54.7 16.1 19.8 21.9 2009 07 03 03 11.16 -00 49.7 3.432 3.017 57.9 16.6 19.9 22.0 2009 07 08 03 16.14 -00 42.6 3.407 3.050 61.1 17.0 19.9 22.0 2009 07 13 03 20.83 -00 38.0 3.380 3.082 64.5 17.3 20.0 22.0 2009 07 18 03 25.21 -00 36.1 3.350 3.114 68.0 17.6 20.0 22.0 2009 07 23 03 29.28 -00 36.6 3.317 3.146 71.5 17.8 20.1 22.0 2009 07 28 03 32.99 -00 39.8 3.283 3.178 75.2 18.0 20.1 22.0 2009 08 02 03 36.34 -00 45.3 3.247 3.210 78.9 18.1 20.2 22.0 2009 08 07 03 39.31 -00 53.3 3.209 3.241 82.7 18.1 20.2 22.0 2009 08 12 03 41.87 -01 03.6 3.170 3.272 86.7 18.0 20.2 22.0 2009 08 17 03 44.00 -01 16.2 3.131 3.302 90.7 17.9 20.3 22.0 2009 08 22 03 45.68 -01 31.0 3.091 3.333 94.8 17.6 20.3 22.0 2009 08 27 03 46.89 -01 47.7 3.052 3.363 99.1 17.3 20.3 22.0 2009 09 01 03 47.60 -02 06.2 3.013 3.393 103.5 16.8 20.4 21.9 2009 09 06 03 47.82 -02 26.3 2.975 3.423 107.9 16.3 20.4 21.9 2009 09 11 03 47.52 -02 47.7 2.940 3.452 112.5 15.6 20.4 21.9 2009 09 16 03 46.69 -03 10.2 2.906 3.481 117.1 14.9 20.4 21.9 2009 09 21 03 45.33 -03 33.3 2.875 3.510 121.8 14.1 20.5 21.8 2009 09 26 03 43.45 -03 56.8 2.848 3.539 126.6 13.1 20.5 21.8 2009 10 01 03 41.07 -04 20.1 2.825 3.567 131.4 12.2 20.5 21.7 2009 10 06 03 38.22 -04 42.8 2.807 3.595 136.1 11.1 20.6 21.7 2009 10 11 03 34.93 -05 04.4 2.795 3.623 140.8 10.0 20.6 21.7 2009 10 16 03 31.25 -05 24.3 2.788 3.651 145.2 9.0 20.7 21.6 2009 10 21 03 27.24 -05 42.2 2.788 3.678 149.2 8.0 20.7 21.6 2009 10 26 03 22.97 -05 57.4 2.794 3.706 152.7 7.1 20.8 21.6 2009 10 31 03 18.53 -06 09.7 2.808 3.733 155.2 6.4 20.8 21.6 2009 11 05 03 14.00 -06 18.6 2.829 3.759 156.6 6.0 20.9 21.6 2009 11 10 03 09.45 -06 23.9 2.857 3.786 156.4 6.0 21.0 21.6 2009 11 15 03 04.99 -06 25.4 2.893 3.812 154.8 6.3 21.0 21.7 2009 11 20 03 00.68 -06 23.1 2.937 3.838 152.1 6.9 21.1 21.8 2009 11 25 02 56.61 -06 17.0 2.987 3.864 148.5 7.7 21.2 21.9 2009 11 30 02 52.83 -06 07.2 3.045 3.889 144.4 8.5 21.3 22.0 2009 12 05 02 49.41 -05 53.9 3.109 3.915 139.9 9.3 21.4 22.0 2009 12 10 02 46.37 -05 37.5 3.179 3.940 135.3 10.1 21.4 22.1 2009 12 15 02 43.76 -05 18.0 3.254 3.965 130.5 10.9 21.5 22.2 2009 12 20 02 41.58 -04 55.9 3.334 3.989 125.7 11.6 21.6 22.3 2009 12 25 02 39.86 -04 31.4 3.419 4.014 120.9 12.1 21.7 22.4 2009 12 30 02 38.58 -04 04.8 3.508 4.038 116.1 12.6 21.8 22.5 2010 01 04 02 37.76 -03 36.6 3.600 4.062 111.3 13.0 21.9 22.6 2010 01 09 02 37.36 -03 06.9 3.694 4.085 106.6 13.3 22.0 22.7 2010 01 14 02 37.38 -02 35.9 3.791 4.109 102.0 13.5 22.1 22.7 2010 01 19 02 37.81 -02 04.1 3.889 4.132 97.4 13.7 22.2 22.8 2010 01 24 02 38.62 -01 31.5 3.988 4.155 92.9 13.7 22.3 22.9 2010 01 29 02 39.78 -00 58.4 4.087 4.178 88.5 13.6 22.4 22.9 2010 02 03 02 41.28 -00 24.9 4.186 4.201 84.1 13.5 22.5 23.0 2010 02 08 02 43.09 +00 08.7 4.285 4.223 79.8 13.3 22.5 23.1 2010 02 13 02 45.19 +00 42.4 4.382 4.245 75.6 13.0 22.6 23.1 2010 02 18 02 47.57 +01 16.0 4.479 4.267 71.4 12.7 22.7 23.2 2010 02 23 02 50.19 +01 49.3 4.573 4.289 67.3 12.3 22.8 23.2 2010 02 28 02 53.04 +02 22.3 4.665 4.311 63.2 11.8 22.9 23.2 2010 03 05 02 56.10 +02 54.9 4.755 4.332 59.2 11.3 22.9 23.3 2010 03 10 02 59.35 +03 27.0 4.841 4.353 55.3 10.8 23.0 23.3 2010 03 15 03 02.77 +03 58.5 4.925 4.374 51.4 10.2 23.1 23.3 2010 03 20 03 06.35 +04 29.4 5.004 4.395 47.6 9.6 23.1 23.3 2010 03 25 03 10.07 +04 59.5 5.081 4.415 43.8 9.0 23.2 23.4 2010 03 30 03 13.91 +05 28.9 5.153 4.436 40.1 8.3 23.3 23.4 2010 04 04 03 17.87 +05 57.4 5.221 4.456 36.4 7.7 23.3 23.4 2010 04 09 03 21.92 +06 25.1 5.284 4.476 32.8 7.0 23.4 23.4 2010 04 14 03 26.06 +06 51.8 5.343 4.495 29.3 6.3 23.4 2010 04 19 03 30.27 +07 17.6 5.398 4.515 25.8 5.6 23.4 2010 04 24 03 34.54 +07 42.4 5.447 4.534 22.5 4.9 23.4 2010 04 29 03 38.85 +08 06.1 5.491 4.553 19.3 4.2 23.4 2010 05 04 03 43.21 +08 28.8 5.531 4.572 16.4 3.6 23.4 2010 05 09 03 47.58 +08 50.5 5.565 4.591 13.8 3.0 23.3 2010 05 14 03 51.98 +09 11.0 5.594 4.610 11.8 2.6 23.3 2010 05 19 03 56.37 +09 30.5 5.618 4.628 10.7 2.3 23.3 2010 05 24 04 00.76 +09 48.8 5.636 4.646 10.9 2.4 23.4 2010 05 29 04 05.13 +10 06.0 5.650 4.664 12.2 2.6 23.4 2010 06 03 04 09.47 +10 22.0 5.658 4.682 14.3 3.1 23.4 2010 06 08 04 13.77 +10 36.9 5.661 4.699 17.0 3.6 23.5 2010 06 13 04 18.02 +10 50.7 5.658 4.717 20.0 4.2 23.5 2010 06 18 04 22.21 +11 03.3 5.651 4.734 23.2 4.9 23.5 2010 06 23 04 26.32 +11 14.8 5.638 4.751 26.6 5.5 23.6 2010 06 28 04 30.34 +11 25.1 5.620 4.768 30.1 6.1 23.6 2010 07 03 04 34.26 +11 34.3 5.598 4.784 33.6 6.8 23.6 2010 07 08 04 38.08 +11 42.4 5.571 4.801 37.2 7.4 23.7 2010 07 13 04 41.77 +11 49.5 5.539 4.817 40.9 7.9 23.7This 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.
