MPC
CBAT
ICQ
C/2004 T3 (Siding Spring) Epoch 2003 May 1.0 TT = JDT 2452760.5 T 2003 Apr. 14.9939 TT MPC q 8.863980 (2000.0) P Q z +0.000275 Peri. 259.6632 +0.1203244 +0.6699823 +/-0.000017 Node 50.3930 +0.0670523 +0.7307524 e 0.997558 Incl. 71.9600 -0.9904676 +0.1308613 From 70 observations 2004 Oct. 12-2005 Jan. 19, mean residual 0".4.Elements are also available for the current standard epoch:
C/2004 T3 (Siding Spring) Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2003 Apr. 16.7374 TT MPC q 8.864851 (2000.0) P Q z -0.000119 Peri. 259.7257 +0.1206307 +0.6704596 +/-0.000017 Node 50.3428 +0.0678781 +0.7301623 e 1.001055 Incl. 71.9707 -0.9903741 +0.1317078An 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! 2007 05 30 03 11.04 -16 19.4 12.959 12.226 42.1 3.2 18.9 2007 06 04 03 12.47 -16 11.4 12.943 12.244 44.8 3.3 18.9 2007 06 09 03 13.85 -16 04.4 12.923 12.263 47.7 3.5 18.9 2007 06 14 03 15.18 -15 58.6 12.898 12.281 50.8 3.7 18.9 2007 06 19 03 16.45 -15 53.8 12.869 12.299 54.0 3.8 18.9 2007 06 24 03 17.64 -15 50.1 12.836 12.318 57.4 4.0 18.9 2007 06 29 03 18.76 -15 47.4 12.799 12.336 60.8 4.1 18.9 2007 07 04 03 19.79 -15 45.7 12.760 12.354 64.4 4.3 18.9 2007 07 09 03 20.74 -15 45.1 12.717 12.373 68.0 4.4 18.9 2007 07 14 03 21.58 -15 45.4 12.672 12.391 71.8 4.5 18.9 2007 07 19 03 22.32 -15 46.6 12.624 12.410 75.5 4.5 18.9 2007 07 24 03 22.95 -15 48.6 12.575 12.428 79.4 4.6 18.9 2007 07 29 03 23.47 -15 51.5 12.525 12.447 83.3 4.6 18.9 2007 08 03 03 23.86 -15 55.1 12.474 12.465 87.2 4.7 18.9 2007 08 08 03 24.12 -15 59.5 12.422 12.484 91.1 4.7 18.9 2007 08 13 03 24.26 -16 04.4 12.371 12.502 95.1 4.6 18.9 2007 08 18 03 24.26 -16 09.8 12.320 12.521 99.2 4.6 18.9 2007 08 23 03 24.12 -16 15.7 12.270 12.540 103.2 4.5 18.9 2007 08 28 03 23.85 -16 21.9 12.222 12.558 107.2 4.4 18.9 2007 09 02 03 23.44 -16 28.4 12.177 12.577 111.2 4.3 18.9 2007 09 07 03 22.90 -16 35.0 12.133 12.596 115.2 4.2 18.9 2007 09 12 03 22.22 -16 41.6 12.093 12.614 119.1 4.0 18.9 2007 09 17 03 21.41 -16 48.1 12.057 12.633 123.0 3.8 18.9 2007 09 22 03 20.47 -16 54.4 12.025 12.652 126.8 3.6 18.9 2007 09 27 03 19.41 -17 00.3 11.997 12.670 130.4 3.5 18.9 2007 10 02 03 18.24 -17 05.8 11.975 12.689 133.9 3.3 18.9 2007 10 07 03 16.96 -17 10.6 11.958 12.708 137.1 3.1 18.9 2007 10 12 03 15.60 -17 14.8 11.946 12.727 140.0 2.9 18.9 2007 10 17 03 14.15 -17 18.2 11.941 12.745 142.4 2.7 18.9 2007 10 22 03 12.63 -17 20.6 11.942 12.764 144.4 2.6 18.9 2007 10 27 03 11.05 -17 22.0 11.949 12.783 145.8 2.5 19.0 2007 11 01 03 09.44 -17 22.3 11.963 12.802 146.4 2.5 19.0 2007 11 06 03 07.81 -17 21.5 11.984 12.821 146.3 2.5 19.0 2007 11 11 03 06.16 -17 19.4 12.012 12.840 145.4 2.5 19.0 2007 11 16 03 04.52 -17 16.1 12.046 12.859 143.9 2.6 19.0 2007 11 21 03 02.90 -17 11.5 12.088 12.878 141.7 2.7 19.0 2007 11 26 03 01.32 -17 05.6 12.135 12.897 139.0 2.9 19.0 2007 12 01 02 59.80 -16 58.4 12.189 12.916 135.9 3.0 19.0 2007 12 06 02 58.34 -16 50.0 12.248 12.935 132.5 3.2 19.1 2007 12 11 02 56.96 -16 40.3 12.314 12.954 128.8 3.4 19.1 2007 12 16 02 55.68 -16 29.4 12.384 12.973 124.9 3.6 19.1 2007 12 21 02 54.49 -16 17.5 12.460 12.992 120.8 3.7 19.1 2007 12 26 02 53.42 -16 04.4 12.539 13.011 116.7 3.9 19.1 2007 12 31 02 52.46 -15 50.4 12.623 13.030 112.4 4.0 19.2 2008 01 05 02 51.63 -15 35.5 12.710 13.049 108.1 4.1 19.2 2008 01 10 02 50.93 -15 19.8 12.799 13.068 103.8 4.2 19.2 2008 01 15 02 50.37 -15 03.3 12.891 13.087 99.4 4.3 19.2 2008 01 20 02 49.93 -14 46.3 12.984 13.106 95.0 4.3 19.2 2008 01 25 02 49.63 -14 28.7 13.078 13.125 90.6 4.3 19.3 2008 01 30 02 49.47 -14 10.7 13.173 13.144 86.2 4.3 19.3 2008 02 04 02 49.43 -13 52.4 13.267 13.164 81.9 4.3 19.3 2008 02 09 02 49.53 -13 33.8 13.361 13.183 77.5 4.2 19.3 2008 02 14 02 49.75 -13 15.0 13.453 13.202 73.2 4.1 19.4 2008 02 19 02 50.09 -12 56.2 13.544 13.221 69.0 4.0 19.4 2008 02 24 02 50.54 -12 37.4 13.632 13.240 64.8 3.9 19.4 2008 02 29 02 51.11 -12 18.7 13.717 13.260 60.6 3.7 19.4 2008 03 05 02 51.77 -12 00.1 13.799 13.279 56.6 3.6 19.4 2008 03 10 02 52.54 -11 41.8 13.878 13.298 52.6 3.4 19.4 2008 03 15 02 53.39 -11 23.7 13.953 13.317 48.7 3.2 19.5 2008 03 20 02 54.33 -11 06.0 14.023 13.337 45.0 3.0 19.5 2008 03 25 02 55.34 -10 48.7 14.088 13.356 41.4 2.8 19.5 2008 03 30 02 56.42 -10 31.9 14.149 13.375 38.0 2.6 19.5 2008 04 04 02 57.55 -10 15.5 14.204 13.395 34.8 2.4 19.5 2008 04 09 02 58.74 -09 59.8 14.254 13.414 31.9 2.3 19.5 2008 04 14 02 59.98 -09 44.6 14.298 13.433 29.5 2.1 19.6 2008 04 19 03 01.25 -09 30.0 14.336 13.453 27.5 2.0 19.6 2008 04 24 03 02.54 -09 16.1 14.369 13.472 26.0 1.9 19.6 2008 04 29 03 03.86 -09 02.9 14.395 13.492 25.3 1.8 19.6 2008 05 04 03 05.19 -08 50.4 14.416 13.511 25.3 1.8 19.6 2008 05 09 03 06.53 -08 38.6 14.431 13.530 26.0 1.9 19.6 2008 05 14 03 07.86 -08 27.6 14.439 13.550 27.4 2.0 19.6 2008 05 19 03 09.18 -08 17.4 14.442 13.569 29.4 2.1 19.6 2008 05 24 03 10.49 -08 07.9 14.439 13.589 31.8 2.2 19.6 2008 05 29 03 11.77 -07 59.3 14.431 13.608 34.6 2.4 19.6 2008 06 03 03 13.01 -07 51.5 14.417 13.628 37.6 2.6 19.6 2008 06 08 03 14.22 -07 44.4 14.398 13.647 41.0 2.8 19.6 2008 06 13 03 15.38 -07 38.2 14.374 13.667 44.4 3.0 19.6 2008 06 18 03 16.49 -07 32.9 14.345 13.686 48.1 3.2 19.6 2008 06 23 03 17.54 -07 28.3 14.311 13.706 51.8 3.3 19.6 2008 06 28 03 18.52 -07 24.5 14.274 13.726 55.6 3.5 19.6 2008 07 03 03 19.42 -07 21.5 14.232 13.745 59.6 3.7 19.6This 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.