185P/Petriew

Orbital Elements

The following orbital elements are taken from MPC 58781:
185P/Petriew
Epoch 2007 Mar. 1.0 TT = JDT 2454160.5
T 2007 Feb. 24.5805 TT                                  MPC
q   0.937602             (2000.0)            P               Q
n   0.1800563      Peri.  181.9215      +0.8093264      -0.5715398
a   3.105969       Node   214.1025      +0.5420612      +0.8155656
e   0.698129       Incl.   13.9747      +0.2261866      +0.0905261
P   5.47
From 441 observations 2001-2007, mean residual 0".7.
Elements are also available for the current standard epoch:
185P/Petriew
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5
T 2007 Feb. 24.5811 TT                                  MPC
q   0.937604             (2000.0)            P               Q
n   0.1800510      Peri.  181.9227      +0.8093187      -0.5715514
a   3.106031       Node   214.1021      +0.5420729      +0.8155575
e   0.698134       Incl.   13.9745      +0.2261863      +0.0905256
P   5.47
An 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    m2

WARNING!

This 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.

2007 05 30 06 54.58 +13 08.6 2.284 1.588 36.5 22.3 18.8 2007 06 04 07 09.61 +12 45.9 2.352 1.635 35.5 21.1 19.0 2007 06 09 07 24.02 +12 19.9 2.421 1.683 34.3 19.9 19.2 2007 06 14 07 37.87 +11 51.0 2.491 1.730 33.0 18.7 19.4 2007 06 19 07 51.18 +11 19.6 2.560 1.777 31.7 17.5 19.5 2007 06 24 08 03.97 +10 46.0 2.630 1.824 30.2 16.3 19.7 2007 06 29 08 16.28 +10 10.4 2.699 1.871 28.6 15.1 19.9 2007 07 04 08 28.15 +09 33.2 2.767 1.917 27.0 13.9 20.0 2007 07 09 08 39.59 +08 54.5 2.835 1.963 25.2 12.7 20.2 2007 07 14 08 50.64 +08 14.6 2.901 2.009 23.4 11.6 20.3 2007 07 19 09 01.33 +07 33.6 2.965 2.054 21.6 10.5 20.5 2007 07 24 09 11.67 +06 51.8 3.028 2.099 19.7 9.4 20.6 2007 07 29 09 21.67 +06 09.1 3.088 2.143 17.7 8.3 20.8 2007 08 03 09 31.38 +05 25.9 3.146 2.187 15.8 7.3 20.9 2007 08 08 09 40.79 +04 42.2 3.202 2.231 13.9 6.3 21.0 2007 08 13 09 49.93 +03 58.0 3.255 2.274 12.1 5.4 21.1 2007 08 18 09 58.81 +03 13.6 3.305 2.317 10.5 4.6 21.2 2007 08 23 10 07.44 +02 29.0 3.352 2.359 9.2 3.9 21.4 2007 08 28 10 15.83 +01 44.3 3.396 2.401 8.5 3.6 21.5 2007 09 02 10 24.00 +00 59.7 3.436 2.443 8.5 3.5 21.6 2007 09 07 10 31.94 +00 15.1 3.473 2.484 9.4 3.8 21.7 2007 09 12 10 39.68 -00 29.4 3.505 2.524 10.9 4.3 21.7 2007 09 17 10 47.20 -01 13.6 3.534 2.564 12.9 5.0 21.8 2007 09 22 10 54.52 -01 57.5 3.559 2.604 15.2 5.8 21.9 2007 09 27 11 01.64 -02 41.0 3.580 2.643 17.8 6.6 22.0 2007 10 02 11 08.55 -03 24.0 3.597 2.682 20.5 7.5 22.1 2007 10 07 11 15.26 -04 06.5 3.610 2.721 23.3 8.4 22.1 2007 10 12 11 21.77 -04 48.4 3.618 2.759 26.3 9.2 22.2 2007 10 17 11 28.07 -05 29.5 3.622 2.797 29.4 10.1 22.3 2007 10 22 11 34.16 -06 09.9 3.622 2.834 32.5 10.9 22.3 2007 10 27 11 40.03 -06 49.4 3.618 2.871 35.8 11.7 22.4 2007 11 01 11 45.68 -07 28.0 3.609 2.907 39.1 12.4 22.4 2007 11 06 11 51.09 -08 05.6 3.596 2.943 42.5 13.2 22.5 2007 11 11 11 56.26 -08 42.0 3.579 2.979 46.1 13.9 22.5 2007 11 16 12 01.17 -09 17.2 3.558 3.014 49.7 14.5 22.5 2007 11 21 12 05.81 -09 51.1 3.534 3.049 53.4 15.1 22.6 2007 11 26 12 10.16 -10 23.6 3.505 3.083 57.2 15.6 22.6 2007 12 01 12 14.21 -10 54.5 3.473 3.118 61.0 16.1 22.6 2007 12 06 12 17.94 -11 23.7 3.438 3.151 65.0 16.5 22.7 2007 12 11 12 21.32 -11 51.2 3.401 3.185 69.1 16.8 22.7 2007 12 16 12 24.35 -12 16.7 3.360 3.218 73.3 17.0 22.7 2007 12 21 12 26.98 -12 40.1 3.317 3.250 77.5 17.2 22.7 2007 12 26 12 29.21 -13 01.2 3.273 3.283 81.9 17.3 22.7 2007 12 31 12 31.02 -13 19.9 3.227 3.315 86.4 17.2 22.7 2008 01 05 12 32.37 -13 36.0 3.180 3.346 91.1 17.1 22.8 2008 01 10 12 33.26 -13 49.3 3.133 3.377 95.8 16.8 22.8 2008 01 15 12 33.65 -13 59.5 3.086 3.408 100.7 16.5 22.8 2008 01 20 12 33.54 -14 06.4 3.040 3.439 105.7 16.0 22.8 2008 01 25 12 32.92 -14 10.0 2.996 3.469 110.8 15.4 22.8 2008 01 30 12 31.78 -14 09.9 2.953 3.499 116.0 14.7 22.8 2008 02 04 12 30.14 -14 06.1 2.914 3.529 121.4 13.8 22.8 2008 02 09 12 28.00 -13 58.3 2.878 3.558 126.8 12.8 22.8 2008 02 14 12 25.39 -13 46.5 2.846 3.587 132.4 11.7 22.8 2008 02 19 12 22.35 -13 30.6 2.820 3.615 138.0 10.5 22.8 2008 02 24 12 18.93 -13 10.9 2.799 3.644 143.7 9.2 22.9 2008 02 29 12 15.18 -12 47.4 2.784 3.672 149.5 7.9 22.9 2008 03 05 12 11.18 -12 20.4 2.776 3.699 155.1 6.5 22.9 2008 03 10 12 06.99 -11 50.3 2.776 3.727 160.6 5.1 22.9 2008 03 15 12 02.71 -11 17.5 2.783 3.754 165.5 3.8 23.0 2008 03 20 11 58.43 -10 42.7 2.798 3.781 169.1 2.8 23.0 2008 03 25 11 54.22 -10 06.6 2.821 3.807 170.0 2.6 23.1 2008 03 30 11 50.16 -09 29.6 2.852 3.833 167.5 3.2 23.1 2008 04 04 11 46.33 -08 52.5 2.891 3.859 163.1 4.3 23.2 2008 04 09 11 42.79 -08 16.0 2.938 3.885 158.0 5.5 23.2 2008 04 14 11 39.59 -07 40.6 2.992 3.910 152.6 6.8 23.3 2008 04 19 11 36.76 -07 06.8 3.053 3.935 147.2 7.9 23.4 2008 04 24 11 34.35 -06 35.0 3.120 3.959 141.8 9.0 23.4 2008 04 29 11 32.36 -06 05.7 3.193 3.984 136.5 10.0 23.5 2008 05 04 11 30.79 -05 39.0 3.271 4.008 131.2 10.9 23.6 2008 05 09 11 29.66 -05 15.1 3.354 4.032 126.1 11.7 23.7 2008 05 14 11 28.96 -04 54.1 3.441 4.055 121.1 12.3 23.8 2008 05 19 11 28.67 -04 36.2 3.531 4.079 116.1 12.9 23.8 2008 05 24 11 28.77 -04 21.1 3.624 4.102 111.3 13.3 23.9 2008 05 29 11 29.25 -04 09.0 3.719 4.125 106.6 13.6 24.0 2008 06 03 11 30.08 -03 59.7 3.816 4.147 102.0 13.8 24.1 2008 06 08 11 31.26 -03 53.2 3.915 4.169 97.4 14.0 24.2 2008 06 13 11 32.74 -03 49.3 4.014 4.191 93.0 14.0 24.2 2008 06 18 11 34.52 -03 47.8 4.113 4.213 88.6 14.0 24.3 2008 06 23 11 36.56 -03 48.7 4.212 4.234 84.4 13.8 24.4 2008 06 28 11 38.85 -03 51.9 4.310 4.256 80.2 13.6 24.5 2008 07 03 11 41.38 -03 57.1 4.407 4.277 76.0 13.3 24.5

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