MPC
CBAT
ICQ
C/2007 W1 (Boattini) Epoch 2008 June 23.0 TT = JDT 2454640.5 T 2008 June 24.8863 TT MPC q 0.849658 (2000.0) P Q z -0.000212 Peri. 306.5542 +0.1972807 +0.9775597 +/-0.000005 Node 334.5238 -0.8356216 +0.1282730 e 1.000180 Incl. 9.8893 -0.5126567 +0.1671019 From 344 observations 2007 Nov. 20-2008 Mar. 16, mean residual 0".6.Elements are also available for the current standard epoch:
C/2007 W1 (Boattini) Epoch 2008 May 14.0 TT = JDT 2454600.5 T 2008 June 24.8880 TT MPC q 0.849650 (2000.0) P Q z -0.000161 Peri. 306.5504 +0.1973249 +0.9775522 +/-0.000005 Node 334.5303 -0.8356104 +0.1283190 e 1.000137 Incl. 9.8892 -0.5126579 +0.1671107An 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 11 45.81 -19 11.0 0.552 1.516 153.0 17.5 10.0 2008 04 19 11 31.84 -19 52.7 0.504 1.450 146.0 22.8 9.6 2008 04 24 11 16.41 -20 34.3 0.462 1.386 138.5 28.8 9.2 2008 04 29 10 59.55 -21 16.1 0.423 1.322 130.6 35.4 8.8 2008 05 04 10 41.25 -21 58.7 0.388 1.259 122.3 42.6 8.4 2008 05 09 10 21.35 -22 43.0 0.356 1.198 113.8 50.4 8.0 2008 05 14 09 59.42 -23 29.6 0.326 1.140 105.1 58.9 7.6 2008 05 19 09 34.58 -24 17.2 0.297 1.084 95.9 68.2 7.2 2008 05 24 09 05.52 -25 00.1 0.271 1.031 86.3 78.5 6.8 2008 05 29 08 30.54 -25 25.5 0.247 0.983 76.0 89.9 6.4 2008 06 03 07 48.14 -25 08.6 0.228 0.941 65.0 102.3 6.0 2008 06 08 06 58.46 -23 34.1 0.214 0.906 53.9 115.1 5.7 2008 06 13 06 05.03 -20 13.3 0.210 0.878 44.4 125.9 5.5 2008 06 18 05 14.43 -15 16.2 0.218 0.859 39.5 131.2 5.5 2008 06 23 04 32.34 -09 36.3 0.236 0.850 40.4 129.2 5.7 2008 06 28 04 00.59 -04 08.7 0.265 0.852 45.3 121.9 5.9 2008 07 03 03 37.98 +00 39.1 0.299 0.863 51.5 112.8 6.2 2008 07 08 03 22.27 +04 42.8 0.336 0.884 57.7 103.6 6.6 2008 07 13 03 11.36 +08 07.9 0.374 0.914 63.6 94.9 7.0 2008 07 18 03 03.61 +11 01.5 0.412 0.951 69.1 87.0 7.4 2008 07 23 02 57.76 +13 29.7 0.448 0.995 74.5 79.8 7.7 2008 07 28 02 52.89 +15 37.1 0.482 1.044 79.8 73.2 8.1 2008 08 02 02 48.30 +17 26.9 0.513 1.097 85.1 67.2 8.5 2008 08 07 02 43.49 +19 01.3 0.542 1.154 90.5 61.5 8.8 2008 08 12 02 38.12 +20 21.8 0.569 1.213 96.0 56.2 9.1 2008 08 17 02 31.99 +21 29.1 0.594 1.274 101.8 51.0 9.4 2008 08 22 02 24.97 +22 23.5 0.619 1.337 107.8 46.1 9.7 2008 08 27 02 17.01 +23 04.9 0.644 1.401 114.0 41.2 10.0 2008 09 01 02 08.15 +23 33.1 0.669 1.466 120.4 36.4 10.3 2008 09 06 01 58.55 +23 48.0 0.697 1.532 127.0 31.7 10.6 2008 09 11 01 48.45 +23 50.0 0.727 1.597 133.6 27.1 10.8 2008 09 16 01 38.12 +23 39.8 0.761 1.663 140.3 22.7 11.1 2008 09 21 01 27.87 +23 18.6 0.799 1.729 146.8 18.5 11.4 2008 09 26 01 17.97 +22 48.2 0.843 1.795 153.1 14.6 11.7 2008 10 01 01 08.68 +22 10.6 0.892 1.861 158.8 11.2 11.9 2008 10 06 01 00.22 +21 28.3 0.947 1.927 163.4 8.5 12.2 2008 10 11 00 52.74 +20 43.4 1.009 1.992 165.9 7.0 12.5 2008 10 16 00 46.32 +19 58.2 1.077 2.057 165.6 6.9 12.8 2008 10 21 00 40.96 +19 14.1 1.151 2.122 162.7 8.0 13.1 2008 10 26 00 36.66 +18 32.6 1.231 2.186 158.5 9.6 13.3 2008 10 31 00 33.37 +17 54.5 1.317 2.251 153.7 11.3 13.6 2008 11 05 00 31.04 +17 20.5 1.409 2.314 148.7 12.9 13.9 2008 11 10 00 29.59 +16 51.0 1.506 2.378 143.7 14.3 14.2 2008 11 15 00 28.94 +16 26.1 1.608 2.441 138.8 15.5 14.4 2008 11 20 00 29.00 +16 05.8 1.715 2.504 133.9 16.5 14.7 2008 11 25 00 29.70 +15 49.8 1.825 2.566 129.2 17.3 14.9 2008 11 30 00 30.98 +15 38.1 1.940 2.628 124.5 18.0 15.1 2008 12 05 00 32.78 +15 30.4 2.058 2.689 120.0 18.5 15.4 2008 12 10 00 35.03 +15 26.4 2.179 2.750 115.5 18.9 15.6 2008 12 15 00 37.69 +15 25.9 2.302 2.811 111.1 19.1 15.8 2008 12 20 00 40.70 +15 28.4 2.428 2.872 106.8 19.1 16.0 2008 12 25 00 44.02 +15 33.8 2.555 2.932 102.6 19.1 16.2 2008 12 30 00 47.63 +15 41.8 2.684 2.991 98.4 19.0 16.4 2009 01 04 00 51.49 +15 52.2 2.814 3.051 94.3 18.7 16.6 2009 01 09 00 55.56 +16 04.7 2.945 3.110 90.3 18.4 16.8 2009 01 14 00 59.82 +16 19.0 3.076 3.168 86.3 18.0 16.9 2009 01 19 01 04.25 +16 35.0 3.206 3.227 82.4 17.6 17.1 2009 01 24 01 08.83 +16 52.5 3.337 3.285 78.5 17.1 17.3 2009 01 29 01 13.54 +17 11.3 3.466 3.342 74.6 16.5 17.4 2009 02 03 01 18.36 +17 31.3 3.594 3.399 70.8 15.9 17.6 2009 02 08 01 23.28 +17 52.2 3.721 3.456 67.0 15.2 17.7 2009 02 13 01 28.28 +18 13.9 3.846 3.513 63.2 14.5 17.9 2009 02 18 01 33.34 +18 36.3 3.969 3.569 59.5 13.8 18.0 2009 02 23 01 38.47 +18 59.2 4.089 3.625 55.7 13.0 18.2 2009 02 28 01 43.65 +19 22.7 4.206 3.681 52.1 12.3 18.3 2009 03 05 01 48.86 +19 46.5 4.321 3.737 48.4 11.4 18.4 2009 03 10 01 54.10 +20 10.5 4.432 3.792 44.8 10.6 18.5 2009 03 15 01 59.36 +20 34.7 4.539 3.847 41.2 9.8 18.6 2009 03 20 02 04.63 +20 58.9 4.643 3.901 37.6 9.0 18.7 2009 03 25 02 09.90 +21 23.2 4.743 3.956 34.0 8.1 18.9 2009 03 30 02 15.17 +21 47.4 4.838 4.010 30.5 7.3 19.0 2009 04 04 02 20.42 +22 11.5 4.929 4.063 27.0 6.4 19.1 2009 04 09 02 25.64 +22 35.4 5.016 4.117 23.5 5.6 19.1 2009 04 14 02 30.84 +22 59.1 5.098 4.170 20.1 4.7 19.2 2009 04 19 02 35.99 +23 22.5 5.175 4.223 16.8 3.9 19.3 2009 04 24 02 41.11 +23 45.6 5.246 4.276 13.7 3.2 19.4 2009 04 29 02 46.17 +24 08.3 5.313 4.329 10.9 2.5 19.5 2009 05 04 02 51.16 +24 30.6 5.375 4.381 8.8 2.0 19.6 2009 05 09 02 56.09 +24 52.6 5.431 4.433 7.8 1.8 19.6 2009 05 14 03 00.94 +25 14.1 5.482 4.485 8.4 1.9 19.7 2009 05 19 03 05.70 +25 35.1 5.528 4.536 10.4 2.3 19.8This 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.
