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 2010 Jan. 4.0 TT = JDT 2455200.5 T 2008 Sept. 26.5521 TT MPC q 1.253262 (2000.0) P Q n 0.1550911 Peri. 172.3079 -0.0645005 +0.9231751 a 3.430926 Node 93.4195 -0.9345950 +0.0772265 e 0.634716 Incl. 22.3092 -0.3498170 -0.3765420 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 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 23.7 2010 07 18 04 45.33 +11 55.4 5.503 4.833 44.7 8.5 23.7 2010 07 23 04 48.73 +12 00.3 5.463 4.849 48.5 9.0 23.7 2010 07 28 04 51.96 +12 04.2 5.418 4.865 52.3 9.5 23.7 2010 08 02 04 55.02 +12 07.1 5.371 4.880 56.3 10.0 23.7 2010 08 07 04 57.88 +12 09.0 5.319 4.896 60.3 10.4 23.7 2010 08 12 05 00.53 +12 10.0 5.265 4.911 64.3 10.7 23.7 2010 08 17 05 02.95 +12 10.1 5.207 4.926 68.4 11.0 23.7 2010 08 22 05 05.13 +12 09.3 5.148 4.941 72.6 11.3 23.7 2010 08 27 05 07.05 +12 07.8 5.086 4.955 76.9 11.5 23.7 2010 09 01 05 08.69 +12 05.6 5.022 4.970 81.2 11.6 23.7 2010 09 06 05 10.05 +12 02.7 4.958 4.984 85.7 11.6 23.7 2010 09 11 05 11.09 +11 59.1 4.892 4.998 90.2 11.6 23.7 2010 09 16 05 11.81 +11 55.0 4.827 5.012 94.8 11.5 23.6 2010 09 21 05 12.20 +11 50.5 4.762 5.026 99.5 11.4 23.6 2010 09 26 05 12.24 +11 45.5 4.698 5.040 104.3 11.1 23.6 2010 10 01 05 11.93 +11 40.3 4.635 5.053 109.2 10.8 23.5 2010 10 06 05 11.25 +11 34.8 4.574 5.066 114.2 10.4 23.5 2010 10 11 05 10.21 +11 29.1 4.517 5.079 119.2 9.9 23.4 2010 10 16 05 08.81 +11 23.5 4.462 5.092 124.4 9.3 23.4 2010 10 21 05 07.05 +11 17.9 4.412 5.105 129.6 8.6 23.4 2010 10 26 05 04.95 +11 12.5 4.367 5.118 134.9 7.9 23.3 2010 10 31 05 02.53 +11 07.4 4.327 5.130 140.2 7.1 23.3 2010 11 05 04 59.82 +11 02.6 4.293 5.142 145.6 6.3 23.2 2010 11 10 04 56.83 +10 58.4 4.266 5.154 150.9 5.4 23.1 2010 11 15 04 53.63 +10 54.8 4.246 5.166 156.1 4.4 23.1 2010 11 20 04 50.24 +10 51.9 4.233 5.178 161.1 3.5 23.0 2010 11 25 04 46.73 +10 49.8 4.228 5.189 165.4 2.8 23.0 2010 11 30 04 43.14 +10 48.6 4.231 5.201 168.2 2.2 23.0This 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.
