MPC
CBAT
ICQ
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 2008 May 14.0 TT = JDT 2454600.5 T 2007 June 19.0586 TT MPC q 8.793392 (2000.0) P Q z -0.000032 Peri. 340.1517 -0.8898269 -0.4445959 +/-0.000004 Node 171.0855 +0.4537134 -0.8381762 e 1.000281 Incl. 41.4989 -0.0485010 +0.3159035An 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! 2008 04 14 10 56.20 +03 38.1 8.177 8.963 139.5 4.2 17.6 2008 04 19 10 55.66 +03 54.7 8.237 8.969 134.4 4.6 17.6 2008 04 24 10 55.27 +04 10.4 8.303 8.975 129.4 5.0 17.6 2008 04 29 10 55.02 +04 25.0 8.373 8.981 124.4 5.3 17.6 2008 05 04 10 54.94 +04 38.5 8.448 8.986 119.4 5.6 17.7 2008 05 09 10 55.01 +04 50.8 8.526 8.992 114.5 5.9 17.7 2008 05 14 10 55.24 +05 01.9 8.608 8.998 109.7 6.1 17.7 2008 05 19 10 55.64 +05 11.8 8.691 9.005 104.9 6.2 17.7 2008 05 24 10 56.20 +05 20.5 8.777 9.011 100.2 6.4 17.8 2008 05 29 10 56.92 +05 27.9 8.864 9.017 95.5 6.4 17.8 2008 06 03 10 57.80 +05 34.2 8.951 9.024 90.9 6.5 17.8 2008 06 08 10 58.83 +05 39.3 9.039 9.030 86.3 6.4 17.8 2008 06 13 11 00.00 +05 43.3 9.127 9.037 81.7 6.4 17.9 2008 06 18 11 01.32 +05 46.1 9.213 9.043 77.2 6.3 17.9 2008 06 23 11 02.77 +05 47.9 9.299 9.050 72.8 6.2 17.9 2008 06 28 11 04.35 +05 48.7 9.382 9.057 68.4 6.0 17.9 2008 07 03 11 06.05 +05 48.5 9.463 9.064 64.0 5.8 18.0 2008 07 08 11 07.87 +05 47.4 9.542 9.071 59.7 5.6 18.0 2008 07 13 11 09.79 +05 45.5 9.618 9.078 55.4 5.3 18.0 2008 07 18 11 11.82 +05 42.7 9.690 9.085 51.1 5.0 18.0 2008 07 23 11 13.93 +05 39.3 9.758 9.093 46.8 4.7 18.0 2008 07 28 11 16.13 +05 35.1 9.822 9.100 42.6 4.3 18.1 2008 08 02 11 18.40 +05 30.3 9.882 9.107 38.3 4.0 18.1 2008 08 07 11 20.75 +05 25.0 9.937 9.115 34.1 3.6 18.1 2008 08 12 11 23.15 +05 19.2 9.987 9.123 29.9 3.2 18.1 2008 08 17 11 25.61 +05 13.0 10.032 9.130 25.7 2.8 18.1 2008 08 22 11 28.11 +05 06.4 10.071 9.138 21.6 2.3 18.1 2008 08 27 11 30.65 +04 59.5 10.105 9.146 17.4 1.9 18.1 2008 09 01 11 33.23 +04 52.4 10.133 9.154 13.2 1.4 18.1 2008 09 06 11 35.82 +04 45.2 10.156 9.162 9.1 1.0 18.2 2008 09 11 11 38.43 +04 37.8 10.172 9.170 5.2 0.6 18.2 2008 09 16 11 41.05 +04 30.5 10.183 9.178 2.3 0.3 18.2 2008 09 21 11 43.66 +04 23.2 10.187 9.186 4.5 0.5 18.2 2008 09 26 11 46.27 +04 16.1 10.185 9.195 8.4 0.9 18.2 2008 10 01 11 48.86 +04 09.1 10.178 9.203 12.6 1.4 18.2 2008 10 06 11 51.42 +04 02.4 10.164 9.212 16.8 1.8 18.2 2008 10 11 11 53.95 +03 56.1 10.145 9.220 21.1 2.2 18.2 2008 10 16 11 56.44 +03 50.2 10.119 9.229 25.4 2.7 18.2 2008 10 21 11 58.89 +03 44.7 10.089 9.238 29.8 3.1 18.2 2008 10 26 12 01.27 +03 39.8 10.052 9.246 34.1 3.5 18.2 2008 10 31 12 03.59 +03 35.6 10.011 9.255 38.6 3.8 18.2 2008 11 05 12 05.83 +03 32.0 9.964 9.264 43.0 4.2 18.2 2008 11 10 12 07.99 +03 29.2 9.913 9.273 47.5 4.5 18.2 2008 11 15 12 10.05 +03 27.3 9.858 9.283 52.1 4.8 18.1 2008 11 20 12 12.02 +03 26.2 9.798 9.292 56.6 5.1 18.1 2008 11 25 12 13.88 +03 26.1 9.735 9.301 61.2 5.3 18.1 2008 11 30 12 15.62 +03 27.1 9.669 9.310 65.9 5.5 18.1 2008 12 05 12 17.23 +03 29.1 9.601 9.320 70.6 5.7 18.1 2008 12 10 12 18.72 +03 32.2 9.530 9.329 75.3 5.9 18.1 2008 12 15 12 20.06 +03 36.5 9.457 9.339 80.1 6.0 18.1 2008 12 20 12 21.26 +03 42.0 9.383 9.349 85.0 6.0 18.1 2008 12 25 12 22.30 +03 48.7 9.309 9.358 89.8 6.0 18.1 2008 12 30 12 23.19 +03 56.6 9.235 9.368 94.8 6.0 18.0 2009 01 04 12 23.91 +04 05.8 9.162 9.378 99.7 5.9 18.0 2009 01 09 12 24.48 +04 16.2 9.090 9.388 104.7 5.8 18.0 2009 01 14 12 24.87 +04 27.8 9.020 9.398 109.8 5.7 18.0 2009 01 19 12 25.10 +04 40.6 8.952 9.408 114.8 5.4 18.0 2009 01 24 12 25.17 +04 54.5 8.888 9.418 119.9 5.2 18.0 2009 01 29 12 25.08 +05 09.5 8.828 9.428 125.1 4.9 18.0 2009 02 03 12 24.82 +05 25.4 8.772 9.439 130.2 4.6 18.0 2009 02 08 12 24.42 +05 42.2 8.722 9.449 135.4 4.2 18.0 2009 02 13 12 23.88 +05 59.7 8.677 9.460 140.5 3.8 18.0 2009 02 18 12 23.21 +06 17.9 8.638 9.470 145.7 3.4 17.9 2009 02 23 12 22.41 +06 36.6 8.605 9.481 150.8 2.9 17.9 2009 02 28 12 21.52 +06 55.6 8.579 9.491 155.8 2.5 17.9 2009 03 05 12 20.53 +07 14.7 8.561 9.502 160.6 2.0 17.9 2009 03 10 12 19.47 +07 33.9 8.550 9.513 165.1 1.5 17.9 2009 03 15 12 18.36 +07 53.0 8.546 9.524 168.8 1.2 17.9 2009 03 20 12 17.22 +08 11.8 8.551 9.535 170.7 1.0 18.0 2009 03 25 12 16.05 +08 30.1 8.563 9.546 169.8 1.1 18.0 2009 03 30 12 14.89 +08 47.8 8.582 9.557 166.6 1.4 18.0 2009 04 04 12 13.75 +09 04.7 8.610 9.568 162.4 1.8 18.0 2009 04 09 12 12.65 +09 20.8 8.644 9.579 157.8 2.3 18.0 2009 04 14 12 11.60 +09 35.8 8.686 9.591 153.0 2.7 18.0 2009 04 19 12 10.63 +09 49.9 8.735 9.602 148.1 3.2 18.0 2009 04 24 12 09.75 +10 02.7 8.790 9.613 143.1 3.6 18.0 2009 04 29 12 08.97 +10 14.4 8.851 9.625 138.2 4.0 18.1 2009 05 04 12 08.30 +10 24.7 8.917 9.636 133.3 4.4 18.1 2009 05 09 12 07.76 +10 33.8 8.989 9.648 128.4 4.7 18.1 2009 05 14 12 07.35 +10 41.6 9.065 9.660 123.5 5.0 18.1 2009 05 19 12 07.07 +10 48.1 9.145 9.671 118.7 5.3 18.2This 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.
