61P/Shajn-Schaldach
Orbital Elements
The following orbital elements are taken from MPC 63377:
61P/Shajn-Schaldach
Epoch 2008 Sept. 11.0 TT = JDT 2454720.5
T 2008 Sept. 6.0737 TT MPC
q 2.107991 (2000.0) P Q
n 0.1398566 Peri. 221.6212 +0.9071709 -0.4196625
a 3.675763 Node 163.1168 +0.4083927 +0.8608085
e 0.426516 Incl. 6.0091 +0.1012737 +0.2879097
P 7.05
From 138 observations 1985-2008, mean residual 0".8. Nongravitational
parameters A1 = +0.53, A2 = -0.1732.
Elements are also available for the current standard epoch:
61P/Shajn-Schaldach Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2008 Sept. 6.2315 TT MPC q 2.108221 (2000.0) P Q n 0.1397114 Peri. 221.6727 +0.9068517 -0.4203507 a 3.678309 Node 163.1087 +0.4090508 +0.8604973 e 0.426850 Incl. 6.0095 +0.1014765 +0.2878364 P 7.05An 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! 2010 01 24 10 09.95 +08 38.0 2.913 3.812 152.3 6.9 21.2 2010 01 29 10 06.85 +08 58.6 2.899 3.830 158.2 5.5 21.2 2010 02 03 10 03.52 +09 20.7 2.891 3.849 164.1 4.0 21.1 2010 02 08 10 00.04 +09 43.9 2.892 3.867 170.0 2.5 21.0 2010 02 13 09 56.46 +10 07.8 2.900 3.885 175.7 1.1 20.9 2010 02 18 09 52.88 +10 31.9 2.916 3.903 176.8 0.8 20.9 2010 02 23 09 49.37 +10 55.7 2.939 3.921 171.4 2.2 21.1 2010 02 28 09 46.00 +11 18.8 2.971 3.938 165.6 3.6 21.2 2010 03 05 09 42.84 +11 40.8 3.010 3.956 159.8 5.0 21.3 2010 03 10 09 39.96 +12 01.4 3.057 3.973 154.1 6.3 21.4 2010 03 15 09 37.39 +12 20.3 3.110 3.991 148.4 7.5 21.5 2010 03 20 09 35.18 +12 37.3 3.169 4.008 142.8 8.6 21.6 2010 03 25 09 33.37 +12 52.2 3.234 4.025 137.4 9.7 21.7 2010 03 30 09 31.96 +13 04.9 3.305 4.042 132.0 10.6 21.8 2010 04 04 09 30.97 +13 15.5 3.380 4.059 126.8 11.4 21.9 2010 04 09 09 30.41 +13 23.9 3.459 4.076 121.7 12.1 22.0 2010 04 14 09 30.25 +13 30.0 3.542 4.092 116.7 12.6 22.1 2010 04 19 09 30.51 +13 34.0 3.627 4.109 111.9 13.1 22.1 2010 04 24 09 31.17 +13 35.9 3.715 4.125 107.2 13.5 22.2 2010 04 29 09 32.19 +13 35.7 3.805 4.142 102.5 13.7 22.3 2010 05 04 09 33.57 +13 33.6 3.896 4.158 98.0 13.9 22.3 2010 05 09 09 35.29 +13 29.6 3.987 4.174 93.6 14.0 22.4 2010 05 14 09 37.31 +13 23.9 4.079 4.190 89.3 14.0 22.5 2010 05 19 09 39.63 +13 16.3 4.171 4.206 85.0 13.9 22.5 2010 05 24 09 42.22 +13 07.2 4.262 4.221 80.8 13.7 22.6 2010 05 29 09 45.05 +12 56.5 4.353 4.237 76.8 13.5 22.6 2010 06 03 09 48.11 +12 44.4 4.442 4.252 72.7 13.2 22.6 2010 06 08 09 51.38 +12 30.8 4.529 4.268 68.8 12.8 22.7 2010 06 13 09 54.83 +12 15.9 4.615 4.283 64.9 12.4 22.7 2010 06 18 09 58.45 +11 59.8 4.698 4.298 61.0 11.9 22.7 2010 06 23 10 02.23 +11 42.5 4.778 4.313 57.2 11.4 22.8 2010 06 28 10 06.14 +11 24.2 4.856 4.328 53.4 10.9 22.8 2010 07 03 10 10.18 +11 04.8 4.930 4.343 49.7 10.3 22.8 2010 07 08 10 14.32 +10 44.4 5.002 4.357 46.0 9.7 22.8 2010 07 13 10 18.56 +10 23.2 5.069 4.372 42.4 9.0 22.8 2010 07 18 10 22.88 +10 01.1 5.133 4.386 38.7 8.3 22.8 2010 07 23 10 27.28 +09 38.3 5.193 4.401 35.1 7.6 22.8 2010 07 28 10 31.73 +09 14.8 5.249 4.415 31.5 6.9 22.8 2010 08 02 10 36.23 +08 50.7 5.300 4.429 27.9 6.2 22.8 2010 08 07 10 40.78 +08 26.0 5.348 4.443 24.3 5.4 22.8 2010 08 12 10 45.36 +08 00.9 5.390 4.457 20.7 4.6 22.8 2010 08 17 10 49.96 +07 35.3 5.428 4.470 17.1 3.8 22.8 2010 08 22 10 54.57 +07 09.5 5.461 4.484 13.5 3.0 22.8 2010 08 27 10 59.19 +06 43.3 5.489 4.497 9.9 2.2 22.7 2010 09 01 11 03.80 +06 17.0 5.512 4.510 6.3 1.4 22.7 2010 09 06 11 08.40 +05 50.5 5.530 4.524 2.7 0.6 22.6 2010 09 11 11 12.99 +05 24.0 5.543 4.537 1.0 0.2 22.6 2010 09 16 11 17.54 +04 57.5 5.551 4.550 4.6 1.0 22.7 2010 09 21 11 22.06 +04 31.1 5.554 4.563 8.3 1.8 22.7 2010 09 26 11 26.54 +04 04.8 5.551 4.575 12.0 2.6 22.8 2010 10 01 11 30.96 +03 38.9 5.544 4.588 15.7 3.4 22.9 2010 10 06 11 35.32 +03 13.2 5.531 4.600 19.4 4.1 22.9 2010 10 11 11 39.61 +02 48.0 5.513 4.613 23.2 4.9 22.9 2010 10 16 11 43.82 +02 23.3 5.491 4.625 27.0 5.6 23.0 2010 10 21 11 47.93 +01 59.3 5.463 4.637 30.9 6.3 23.0 2010 10 26 11 51.94 +01 35.9 5.431 4.649 34.8 7.0 23.0 2010 10 31 11 55.84 +01 13.2 5.394 4.661 38.8 7.7 23.0 2010 11 05 11 59.62 +00 51.5 5.352 4.673 42.7 8.3 23.1 2010 11 10 12 03.25 +00 30.7 5.306 4.684 46.8 8.9 23.1 2010 11 15 12 06.74 +00 11.0 5.257 4.696 50.9 9.4 23.1 2010 11 20 12 10.06 -00 07.5 5.203 4.707 55.0 9.9 23.1 2010 11 25 12 13.20 -00 24.7 5.146 4.718 59.3 10.4 23.1 2010 11 30 12 16.15 -00 40.6 5.086 4.729 63.5 10.8 23.1 2010 12 05 12 18.89 -00 55.0 5.023 4.740 67.9 11.1 23.1 2010 12 10 12 21.41 -01 07.8 4.957 4.751 72.3 11.4 23.1 2010 12 15 12 23.68 -01 18.8 4.890 4.762 76.8 11.6 23.0 2010 12 20 12 25.70 -01 28.1 4.821 4.773 81.3 11.8 23.0 2010 12 25 12 27.45 -01 35.6 4.751 4.783 86.0 11.8 23.0 2010 12 30 12 28.91 -01 41.0 4.680 4.794 90.7 11.8 23.0 2011 01 04 12 30.07 -01 44.4 4.609 4.804 95.5 11.8 22.9 2011 01 09 12 30.92 -01 45.6 4.538 4.814 100.4 11.6 22.9 2011 01 14 12 31.43 -01 44.6 4.469 4.824 105.4 11.3 22.9 2011 01 19 12 31.62 -01 41.4 4.402 4.834 110.5 11.0 22.8 2011 01 24 12 31.46 -01 35.9 4.337 4.844 115.6 10.6 22.8 2011 01 29 12 30.97 -01 28.2 4.275 4.854 120.9 10.0 22.7 2011 02 03 12 30.13 -01 18.3 4.216 4.863 126.2 9.4 22.7 2011 02 08 12 28.95 -01 06.2 4.162 4.873 131.6 8.7 22.6 2011 02 13 12 27.45 -00 52.0 4.113 4.882 137.1 7.9 22.6 2011 02 18 12 25.66 -00 36.0 4.069 4.891 142.6 7.0 22.5 2011 02 23 12 23.58 -00 18.3 4.032 4.901 148.3 6.1 22.5 2011 02 28 12 21.26 +00 00.9 4.001 4.910 153.9 5.1 22.4This 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.
