MPC
CBAT
ICQ
108P/Ciffréo
Epoch 2007 June 29.0 TT = JDT 2454280.5
T 2007 July 18.0447 TT MPC
q 1.719122 (2000.0) P Q
n 0.1357444 Peri. 357.9758 +0.6188368 -0.7640352
a 3.749628 Node 53.7390 +0.7238421 +0.4644289
e 0.541522 Incl. 13.0783 +0.3051125 +0.4478348
P 7.26
From 94 observations 1985-2000, mean residual 0".8. Nongravitational
parameters A1 = +0.15, A2 = -0.0236.
Elements are also available for the current standard epoch:
108P/Ciffréo Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2007 July 18.0529 TT MPC q 1.719104 (2000.0) P Q n 0.1357627 Peri. 357.9801 +0.6187805 -0.7640807 a 3.749290 Node 53.7389 +0.7238762 +0.4643749 e 0.541486 Incl. 13.0784 +0.3051459 +0.4478131 P 7.26An 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 02 40.71 +11 16.8 2.624 1.782 27.1 15.0 17.6 21.7 2007 06 04 02 53.40 +12 35.7 2.595 1.770 28.5 15.9 17.5 21.7 2007 06 09 03 06.26 +13 52.5 2.566 1.760 29.9 16.7 17.4 21.7 2007 06 14 03 19.31 +15 07.1 2.538 1.750 31.2 17.5 17.3 21.7 2007 06 19 03 32.54 +16 19.1 2.510 1.742 32.6 18.3 17.2 21.6 2007 06 24 03 45.94 +17 28.1 2.483 1.735 33.9 19.1 17.2 21.6 2007 06 29 03 59.50 +18 33.9 2.456 1.729 35.3 19.9 17.1 21.6 2007 07 04 04 13.21 +19 36.4 2.430 1.724 36.7 20.6 17.0 21.6 2007 07 09 04 27.05 +20 35.2 2.404 1.721 38.0 21.3 17.0 21.6 2007 07 14 04 41.02 +21 30.1 2.379 1.720 39.4 22.1 16.9 21.6 2007 07 19 04 55.08 +22 20.9 2.354 1.719 40.9 22.8 16.9 21.6 2007 07 24 05 09.21 +23 07.6 2.329 1.720 42.3 23.4 16.9 21.6 2007 07 29 05 23.38 +23 50.0 2.305 1.722 43.8 24.1 16.9 21.6 2007 08 03 05 37.56 +24 28.1 2.281 1.726 45.3 24.7 16.9 21.6 2007 08 08 05 51.73 +25 01.9 2.258 1.731 46.9 25.3 16.9 21.6 2007 08 13 06 05.85 +25 31.3 2.234 1.737 48.5 25.9 16.9 21.6 2007 08 18 06 19.88 +25 56.6 2.210 1.745 50.2 26.5 17.0 21.6 2007 08 23 06 33.79 +26 17.9 2.187 1.754 51.9 27.0 17.0 21.6 2007 08 28 06 47.54 +26 35.4 2.163 1.764 53.7 27.5 17.1 21.6 2007 09 02 07 01.09 +26 49.2 2.139 1.775 55.5 28.0 17.1 21.6 2007 09 07 07 14.42 +26 59.8 2.115 1.787 57.5 28.4 17.2 21.6 2007 09 12 07 27.49 +27 07.5 2.090 1.801 59.5 28.8 17.3 21.6 2007 09 17 07 40.26 +27 12.5 2.065 1.815 61.5 29.1 17.3 21.6 2007 09 22 07 52.71 +27 15.5 2.039 1.831 63.7 29.4 17.4 21.6 2007 09 27 08 04.79 +27 16.7 2.013 1.848 66.0 29.7 17.5 21.6 2007 10 02 08 16.50 +27 16.6 1.986 1.865 68.3 29.9 17.6 21.6 2007 10 07 08 27.80 +27 15.8 1.959 1.884 70.8 30.1 17.7 21.6 2007 10 12 08 38.66 +27 14.6 1.931 1.903 73.4 30.2 17.8 21.6 2007 10 17 08 49.04 +27 13.7 1.902 1.923 76.0 30.2 17.9 21.6 2007 10 22 08 58.93 +27 13.5 1.873 1.944 78.9 30.2 18.0 21.6 2007 10 27 09 08.30 +27 14.5 1.844 1.965 81.8 30.0 18.1 21.6 2007 11 01 09 17.11 +27 17.2 1.814 1.988 84.8 29.8 18.2 21.6 2007 11 06 09 25.34 +27 22.1 1.783 2.011 88.1 29.5 18.4 21.6 2007 11 11 09 32.95 +27 29.6 1.752 2.034 91.4 29.1 18.5 21.5 2007 11 16 09 39.89 +27 40.3 1.722 2.058 94.9 28.6 18.6 21.5 2007 11 21 09 46.14 +27 54.5 1.692 2.082 98.6 28.0 18.7 21.5 2007 11 26 09 51.65 +28 12.4 1.662 2.107 102.4 27.2 18.8 21.4 2007 12 01 09 56.39 +28 34.4 1.633 2.133 106.4 26.3 18.9 21.4 2007 12 06 10 00.30 +29 00.5 1.605 2.159 110.6 25.3 19.1 21.4 2007 12 11 10 03.33 +29 30.8 1.579 2.185 114.9 24.1 19.2 21.3 2007 12 16 10 05.45 +30 05.1 1.555 2.211 119.4 22.8 19.3 21.3 2007 12 21 10 06.63 +30 43.0 1.534 2.238 124.0 21.4 19.4 21.2 2007 12 26 10 06.84 +31 23.9 1.516 2.265 128.7 19.8 19.6 21.2 2007 12 31 10 06.09 +32 07.0 1.501 2.292 133.6 18.1 19.7 21.1 2008 01 05 10 04.38 +32 51.3 1.491 2.320 138.4 16.3 19.8 21.1 2008 01 10 10 01.74 +33 35.6 1.485 2.348 143.2 14.5 20.0 21.0 2008 01 15 09 58.26 +34 18.5 1.485 2.375 147.8 12.8 20.1 21.0 2008 01 20 09 54.05 +34 58.5 1.490 2.403 152.0 11.1 20.3 21.0 2008 01 25 09 49.26 +35 34.3 1.501 2.432 155.5 9.7 20.5 20.9 2008 01 30 09 44.05 +36 04.6 1.519 2.460 157.9 8.7 20.6 21.0 2008 02 04 09 38.61 +36 28.6 1.543 2.488 158.9 8.2 20.8 21.0 2008 02 09 09 33.14 +36 45.7 1.574 2.517 158.2 8.4 21.0 21.1 2008 02 14 09 27.84 +36 55.4 1.611 2.545 156.0 9.1 21.2 2008 02 19 09 22.90 +36 57.9 1.655 2.574 152.8 10.1 21.3 2008 02 24 09 18.45 +36 53.6 1.704 2.602 148.9 11.3 21.4 2008 02 29 09 14.61 +36 43.1 1.760 2.631 144.7 12.6 21.6 2008 03 05 09 11.46 +36 27.0 1.820 2.659 140.2 13.8 21.7 2008 03 10 09 09.04 +36 06.1 1.886 2.688 135.7 15.0 21.9 2008 03 15 09 07.37 +35 41.0 1.956 2.717 131.2 16.0 22.0 2008 03 20 09 06.46 +35 12.6 2.031 2.745 126.8 16.9 22.1 2008 03 25 09 06.26 +34 41.3 2.109 2.774 122.4 17.7 22.3 2008 03 30 09 06.73 +34 07.8 2.190 2.802 118.1 18.3 22.4 2008 04 04 09 07.83 +33 32.4 2.274 2.831 113.8 18.9 22.5 2008 04 09 09 09.52 +32 55.6 2.361 2.859 109.7 19.3 22.6 2008 04 14 09 11.75 +32 17.5 2.450 2.887 105.7 19.5 22.7 2008 04 19 09 14.45 +31 38.4 2.540 2.916 101.8 19.7 22.8 2008 04 24 09 17.58 +30 58.6 2.632 2.944 97.9 19.8 22.9 2008 04 29 09 21.09 +30 18.2 2.724 2.972 94.1 19.8 23.0 2008 05 04 09 24.94 +29 37.2 2.818 3.000 90.4 19.6 23.1 2008 05 09 09 29.10 +28 55.7 2.911 3.028 86.8 19.4 23.2 2008 05 14 09 33.51 +28 13.8 3.005 3.056 83.2 19.2 23.3 2008 05 19 09 38.16 +27 31.6 3.098 3.083 79.7 18.8 23.4 2008 05 24 09 43.01 +26 49.1 3.191 3.111 76.3 18.4 23.4 2008 05 29 09 48.03 +26 06.4 3.283 3.138 72.9 18.0 23.5 2008 06 03 09 53.20 +25 23.4 3.375 3.166 69.5 17.5 23.6 2008 06 08 09 58.49 +24 40.3 3.464 3.193 66.2 16.9 23.6 2008 06 13 10 03.90 +23 57.0 3.553 3.220 62.9 16.3 23.7 2008 06 18 10 09.40 +23 13.6 3.640 3.247 59.7 15.7 23.7 2008 06 23 10 14.98 +22 30.0 3.724 3.274 56.4 15.0 23.8 2008 06 28 10 20.61 +21 46.5 3.807 3.301 53.2 14.3 23.8 2008 07 03 10 26.30 +21 02.9 3.887 3.327 50.1 13.5 23.8This 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.