C/2007 D1 (LINEAR)
Orbital Elements
The following orbital elements are taken from MPC 61436:C/2007 D1 (LINEAR) Epoch 2007 June 29.0 TT = JDT 2454280.5 T 2007 June 19.4859 TT MPC q 8.793627 (2000.0) P Q z -0.000212 Peri. 340.1603 -0.8899569 -0.4443938 +/-0.000004 Node 171.0989 +0.4534838 -0.8385841 e 1.001865 Incl. 41.4497 -0.0482601 +0.3151046 From 206 observations 2007 Feb. 17-Dec. 15, mean residual 0".7.Elements are also available for the current standard epoch:
C/2007 D1 (LINEAR) Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2007 June 16.7094 TT MPC q 8.790756 (2000.0) P Q z +0.000448 Peri. 340.0483 -0.8890932 -0.4460563 +/-0.000004 Node 171.0916 +0.4550568 -0.8371768 e 0.996066 Incl. 41.5438 -0.0493614 +0.3164946An 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 12 07.45 +11 01.5 9.494 9.719 99.9 5.9 18.3 2009 06 13 12 07.91 +11 01.9 9.585 9.731 95.3 6.0 18.3 2009 06 18 12 08.52 +11 01.2 9.677 9.743 90.7 6.0 18.3 2009 06 23 12 09.28 +10 59.6 9.769 9.755 86.2 6.0 18.3 2009 06 28 12 10.18 +10 56.9 9.861 9.768 81.8 5.9 18.4 2009 07 03 12 11.21 +10 53.4 9.952 9.780 77.3 5.8 18.4 2009 07 08 12 12.38 +10 49.0 10.042 9.792 73.0 5.7 18.4 2009 07 13 12 13.67 +10 43.9 10.129 9.805 68.6 5.5 18.4 2009 07 18 12 15.08 +10 38.1 10.215 9.817 64.3 5.4 18.5 2009 07 23 12 16.61 +10 31.7 10.297 9.830 60.1 5.1 18.5 2009 07 28 12 18.25 +10 24.8 10.377 9.842 55.8 4.9 18.5 2009 08 02 12 19.98 +10 17.4 10.453 9.855 51.6 4.6 18.5 2009 08 07 12 21.82 +10 09.6 10.525 9.868 47.5 4.3 18.6 2009 08 12 12 23.73 +10 01.5 10.593 9.881 43.4 4.0 18.6 2009 08 17 12 25.73 +09 53.1 10.656 9.893 39.3 3.7 18.6 2009 08 22 12 27.81 +09 44.5 10.715 9.906 35.3 3.4 18.6 2009 08 27 12 29.95 +09 35.8 10.768 9.919 31.4 3.0 18.6 2009 09 01 12 32.15 +09 27.1 10.816 9.932 27.5 2.7 18.6 2009 09 06 12 34.39 +09 18.4 10.859 9.945 23.8 2.3 18.7 2009 09 11 12 36.69 +09 09.8 10.897 9.959 20.3 2.0 18.7 2009 09 16 12 39.02 +09 01.3 10.928 9.972 17.2 1.7 18.7 2009 09 21 12 41.38 +08 53.1 10.954 9.985 14.6 1.4 18.7 2009 09 26 12 43.76 +08 45.2 10.973 9.998 12.9 1.3 18.7 2009 10 01 12 46.15 +08 37.6 10.987 10.012 12.5 1.2 18.7 2009 10 06 12 48.55 +08 30.4 10.994 10.025 13.5 1.3 18.7 2009 10 11 12 50.94 +08 23.8 10.996 10.039 15.7 1.5 18.7 2009 10 16 12 53.33 +08 17.7 10.991 10.052 18.7 1.8 18.7 2009 10 21 12 55.70 +08 12.2 10.981 10.066 22.1 2.1 18.7 2009 10 26 12 58.04 +08 07.4 10.965 10.079 25.9 2.5 18.7 2009 10 31 13 00.34 +08 03.3 10.943 10.093 29.8 2.8 18.7 2009 11 05 13 02.60 +08 00.1 10.915 10.107 33.8 3.1 18.7 2009 11 10 13 04.82 +07 57.7 10.883 10.121 38.0 3.5 18.7 2009 11 15 13 06.97 +07 56.2 10.845 10.135 42.3 3.8 18.7 2009 11 20 13 09.05 +07 55.7 10.802 10.148 46.6 4.1 18.7 2009 11 25 13 11.05 +07 56.1 10.755 10.162 50.9 4.3 18.7 2009 11 30 13 12.97 +07 57.7 10.704 10.176 55.4 4.6 18.7 2009 12 05 13 14.80 +08 00.3 10.650 10.190 59.9 4.8 18.7 2009 12 10 13 16.52 +08 04.1 10.592 10.205 64.4 5.0 18.7 2009 12 15 13 18.13 +08 09.0 10.531 10.219 69.0 5.2 18.7 2009 12 20 13 19.62 +08 15.0 10.468 10.233 73.6 5.3 18.7 2009 12 25 13 20.99 +08 22.3 10.403 10.247 78.2 5.4 18.7 2009 12 30 13 22.23 +08 30.7 10.337 10.262 82.9 5.5 18.7 2010 01 04 13 23.33 +08 40.2 10.270 10.276 87.6 5.5 18.7 2010 01 09 13 24.28 +08 50.9 10.203 10.290 92.3 5.5 18.7 2010 01 14 13 25.09 +09 02.7 10.137 10.305 97.1 5.4 18.7 2010 01 19 13 25.74 +09 15.6 10.071 10.319 101.9 5.4 18.7 2010 01 24 13 26.24 +09 29.5 10.008 10.334 106.7 5.2 18.6 2010 01 29 13 26.58 +09 44.3 9.947 10.349 111.5 5.1 18.6 2010 02 03 13 26.77 +09 59.9 9.888 10.363 116.3 4.9 18.6 2010 02 08 13 26.80 +10 16.3 9.834 10.378 121.1 4.7 18.6 2010 02 13 13 26.68 +10 33.3 9.783 10.393 125.9 4.4 18.6 2010 02 18 13 26.42 +10 50.8 9.737 10.407 130.6 4.1 18.6 2010 02 23 13 26.01 +11 08.7 9.696 10.422 135.3 3.8 18.6 2010 02 28 13 25.47 +11 26.9 9.661 10.437 139.9 3.5 18.6 2010 03 05 13 24.81 +11 45.1 9.631 10.452 144.2 3.2 18.6 2010 03 10 13 24.04 +12 03.3 9.608 10.467 148.4 2.8 18.6 2010 03 15 13 23.17 +12 21.3 9.592 10.482 152.2 2.5 18.6 2010 03 20 13 22.22 +12 38.9 9.583 10.497 155.5 2.3 18.6 2010 03 25 13 21.19 +12 55.9 9.581 10.512 158.1 2.0 18.6 2010 03 30 13 20.11 +13 12.3 9.586 10.528 159.6 1.9 18.6 2010 04 04 13 18.99 +13 27.9 9.599 10.543 159.8 1.9 18.6 2010 04 09 13 17.86 +13 42.6 9.618 10.558 158.8 2.0 18.7 2010 04 14 13 16.72 +13 56.2 9.645 10.573 156.7 2.2 18.7 2010 04 19 13 15.59 +14 08.7 9.679 10.589 153.7 2.4 18.7 2010 04 24 13 14.49 +14 20.0 9.720 10.604 150.2 2.7 18.7 2010 04 29 13 13.44 +14 30.0 9.767 10.620 146.3 3.0 18.7 2010 05 04 13 12.45 +14 38.7 9.821 10.635 142.1 3.3 18.7 2010 05 09 13 11.54 +14 46.1 9.880 10.651 137.9 3.6 18.7 2010 05 14 13 10.71 +14 52.1 9.945 10.666 133.5 3.9 18.8 2010 05 19 13 09.98 +14 56.7 10.016 10.682 129.0 4.2 18.8 2010 05 24 13 09.37 +15 00.0 10.090 10.697 124.6 4.5 18.8 2010 05 29 13 08.86 +15 01.9 10.169 10.713 120.1 4.7 18.8 2010 06 03 13 08.48 +15 02.6 10.251 10.729 115.6 4.9 18.9 2010 06 08 13 08.23 +15 02.1 10.337 10.745 111.1 5.1 18.9 2010 06 13 13 08.12 +15 00.4 10.424 10.760 106.7 5.2 18.9 2010 06 18 13 08.13 +14 57.6 10.514 10.776 102.3 5.3 18.9 2010 06 23 13 08.29 +14 53.7 10.606 10.792 97.9 5.4 19.0 2010 06 28 13 08.58 +14 48.9 10.698 10.808 93.5 5.4 19.0 2010 07 03 13 09.01 +14 43.2 10.791 10.824 89.2 5.4 19.0 2010 07 08 13 09.57 +14 36.7 10.884 10.840 84.9 5.4 19.0 2010 07 13 13 10.27 +14 29.5 10.976 10.856 80.6 5.3 19.1This 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.
