174P/Echeclus
Orbital Elements
The following orbital elements are taken from Catalogue of Cometary Orbits 17th edition:174P/Echeclus Epoch 1980 Mar. 22.0 TT = JDT 2444320.5 T 1980 Mar. 6.4676 TT MPC q 5.808382 (2000.0) P Q n 0.0282446 Peri. 162.5614 +0.9135409 +0.4066544 a 10.678558 Node 173.4241 -0.3816260 +0.8643000 e 0.456071 Incl. 4.3415 -0.1407286 +0.2960030 P 34.9 From 188 observations 1979-2008, mean residual 0".5.Elements are also available for the current standard epoch:
174P/Echeclus Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2015 Apr. 18.7378 TT MPC q 5.826575 (2000.0) P Q n 0.0279615 Peri. 162.6014 +0.9135848 +0.4065549 a 10.750504 Node 173.3902 -0.3815172 +0.8643434 e 0.458018 Incl. 4.3410 -0.1407388 +0.2960128 P 35.2An 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! 2009 10 26 14 53.40 -13 16.9 11.027 10.059 12.7 1.2 19.9 2009 10 31 14 55.65 -13 26.7 11.027 10.046 8.5 0.8 19.9 2009 11 05 14 57.93 -13 36.4 11.022 10.034 4.7 0.5 19.8 2009 11 10 15 00.23 -13 45.9 11.009 10.021 3.3 0.3 19.8 2009 11 15 15 02.54 -13 55.3 10.991 10.008 6.3 0.6 19.8 2009 11 20 15 04.86 -14 04.4 10.966 9.995 10.4 1.0 19.9 2009 11 25 15 07.16 -14 13.3 10.934 9.983 14.7 1.4 19.9 2009 11 30 15 09.44 -14 21.8 10.896 9.970 19.1 1.9 19.9 2009 12 05 15 11.69 -14 30.0 10.852 9.957 23.6 2.3 19.9 2009 12 10 15 13.90 -14 37.8 10.802 9.944 28.1 2.7 19.9 2009 12 15 15 16.07 -14 45.2 10.747 9.931 32.6 3.1 20.0 2009 12 20 15 18.17 -14 52.2 10.685 9.919 37.1 3.4 20.0 2009 12 25 15 20.21 -14 58.6 10.618 9.906 41.7 3.8 20.0 2009 12 30 15 22.16 -15 04.6 10.547 9.893 46.3 4.1 20.0 2010 01 04 15 24.03 -15 10.0 10.470 9.880 50.9 4.4 20.0 2010 01 09 15 25.79 -15 14.9 10.390 9.867 55.6 4.7 20.0 2010 01 14 15 27.45 -15 19.2 10.305 9.854 60.2 5.0 20.0 2010 01 19 15 28.99 -15 22.9 10.217 9.841 65.0 5.2 19.9 2010 01 24 15 30.40 -15 26.0 10.127 9.828 69.7 5.4 19.9 2010 01 29 15 31.67 -15 28.4 10.033 9.816 74.5 5.5 19.9 2010 02 03 15 32.79 -15 30.3 9.938 9.803 79.3 5.7 19.9 2010 02 08 15 33.77 -15 31.5 9.842 9.790 84.1 5.8 19.9 2010 02 13 15 34.58 -15 32.1 9.745 9.777 88.9 5.8 19.9 2010 02 18 15 35.23 -15 32.0 9.648 9.764 93.8 5.8 19.8 2010 02 23 15 35.71 -15 31.3 9.551 9.751 98.7 5.8 19.8 2010 02 28 15 36.02 -15 30.0 9.456 9.738 103.7 5.7 19.8 2010 03 05 15 36.15 -15 28.0 9.362 9.725 108.7 5.5 19.7 2010 03 10 15 36.11 -15 25.5 9.270 9.712 113.7 5.4 19.7 2010 03 15 15 35.89 -15 22.4 9.182 9.699 118.7 5.2 19.7 2010 03 20 15 35.50 -15 18.7 9.097 9.686 123.8 4.9 19.6 2010 03 25 15 34.94 -15 14.5 9.016 9.673 128.9 4.6 19.6 2010 03 30 15 34.23 -15 09.8 8.939 9.660 134.0 4.3 19.6 2010 04 04 15 33.36 -15 04.7 8.868 9.647 139.1 3.9 19.5 2010 04 09 15 32.35 -14 59.2 8.803 9.634 144.3 3.5 19.5 2010 04 14 15 31.21 -14 53.3 8.744 9.621 149.4 3.0 19.4 2010 04 19 15 29.95 -14 47.2 8.691 9.608 154.6 2.6 19.4 2010 04 24 15 28.60 -14 40.8 8.645 9.594 159.7 2.1 19.3 2010 04 29 15 27.17 -14 34.3 8.606 9.581 164.8 1.6 19.3 2010 05 04 15 25.67 -14 27.7 8.575 9.568 169.7 1.1 19.2 2010 05 09 15 24.13 -14 21.1 8.550 9.555 174.1 0.6 19.2 2010 05 14 15 22.56 -14 14.6 8.534 9.542 175.7 0.5 19.1 2010 05 19 15 20.99 -14 08.3 8.525 9.529 172.5 0.8 19.2 2010 05 24 15 19.44 -14 02.2 8.523 9.516 167.8 1.3 19.2 2010 05 29 15 17.92 -13 56.4 8.529 9.503 162.9 1.8 19.3 2010 06 03 15 16.46 -13 51.0 8.542 9.489 157.9 2.3 19.3 2010 06 08 15 15.08 -13 46.1 8.562 9.476 152.8 2.8 19.3 2010 06 13 15 13.78 -13 41.6 8.589 9.463 147.8 3.3 19.4 2010 06 18 15 12.59 -13 37.8 8.621 9.450 142.7 3.7 19.4 2010 06 23 15 11.53 -13 34.6 8.660 9.437 137.7 4.2 19.4 2010 06 28 15 10.59 -13 32.0 8.704 9.424 132.7 4.5 19.5 2010 07 03 15 09.80 -13 30.2 8.753 9.410 127.8 4.9 19.5 2010 07 08 15 09.16 -13 29.0 8.806 9.397 122.9 5.2 19.5 2010 07 13 15 08.68 -13 28.6 8.863 9.384 118.0 5.5 19.5 2010 07 18 15 08.37 -13 29.0 8.923 9.371 113.2 5.7 19.6 2010 07 23 15 08.22 -13 30.1 8.987 9.357 108.4 5.9 19.6 2010 07 28 15 08.25 -13 31.9 9.052 9.344 103.7 6.1 19.6 2010 08 02 15 08.45 -13 34.5 9.119 9.331 99.0 6.2 19.6 2010 08 07 15 08.81 -13 37.8 9.187 9.318 94.3 6.2 19.6 2010 08 12 15 09.35 -13 41.7 9.255 9.304 89.7 6.3 19.7 2010 08 17 15 10.06 -13 46.3 9.324 9.291 85.0 6.2 19.7 2010 08 22 15 10.93 -13 51.6 9.392 9.278 80.5 6.2 19.7 2010 08 27 15 11.96 -13 57.4 9.458 9.265 75.9 6.1 19.7 2010 09 01 15 13.15 -14 03.7 9.523 9.251 71.4 5.9 19.7 2010 09 06 15 14.48 -14 10.5 9.586 9.238 66.9 5.8 19.7 2010 09 11 15 15.96 -14 17.8 9.647 9.225 62.5 5.6 19.7 2010 09 16 15 17.58 -14 25.5 9.704 9.211 58.0 5.3 19.7 2010 09 21 15 19.32 -14 33.5 9.758 9.198 53.6 5.0 19.7 2010 09 26 15 21.19 -14 41.8 9.809 9.185 49.2 4.7 19.7 2010 10 01 15 23.17 -14 50.4 9.855 9.171 44.8 4.4 19.7 2010 10 06 15 25.26 -14 59.2 9.896 9.158 40.4 4.1 19.7 2010 10 11 15 27.45 -15 08.1 9.933 9.145 36.1 3.7 19.6 2010 10 16 15 29.73 -15 17.1 9.965 9.131 31.7 3.3 19.6 2010 10 21 15 32.10 -15 26.2 9.991 9.118 27.4 2.9 19.6 2010 10 26 15 34.53 -15 35.3 10.011 9.105 23.0 2.4 19.6 2010 10 31 15 37.03 -15 44.3 10.026 9.091 18.7 2.0 19.5 2010 11 05 15 39.59 -15 53.3 10.035 9.078 14.5 1.6 19.5 2010 11 10 15 42.19 -16 02.1 10.037 9.064 10.3 1.1 19.5 2010 11 15 15 44.82 -16 10.7 10.034 9.051 6.4 0.7 19.4 2010 11 20 15 47.48 -16 19.2 10.024 9.038 3.7 0.4 19.4 2010 11 25 15 50.16 -16 27.3 10.007 9.024 5.0 0.5 19.4 2010 11 30 15 52.84 -16 35.2 9.985 9.011 8.7 0.9 19.4This 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.
