43P/Wolf-Harrington
Orbital Elements
The following orbital elements are taken from MPC 59600:
43P/Wolf-Harrington
Epoch 2010 June 13.0 TT = JDT 2455360.5
T 2010 July 1.7431 TT MPC
q 1.357615 (2000.0) P Q
n 0.1609164 Peri. 191.4688 +0.1573459 -0.9531614
a 3.347617 Node 249.8960 +0.9264189 +0.2330637
e 0.594453 Incl. 15.9664 +0.3420385 -0.1927813
P 6.12
From 1893 observations 1990-2005, mean residual 0".7. Nongravitational
parameters A1 = +0.35, A2 = -0.0235.
Elements are also available for the current standard epoch:
43P/Wolf-Harrington Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2010 July 1.5473 TT MPC q 1.357198 (2000.0) P Q n 0.1606040 Peri. 191.2932 +0.1577604 -0.9529812 a 3.351958 Node 250.0422 +0.9260835 +0.2337262 e 0.595103 Incl. 15.9772 +0.3427551 -0.1928703 P 6.14An 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 06 08 21 26.37 +01 52.5 3.069 3.571 111.7 15.3 18.7 23.0 2009 06 13 21 26.18 +02 21.4 2.979 3.545 116.1 14.9 18.6 22.9 2009 06 18 21 25.53 +02 48.7 2.892 3.518 120.5 14.4 18.5 22.9 2009 06 23 21 24.41 +03 14.0 2.808 3.491 125.0 13.8 18.4 22.7 2009 06 28 21 22.81 +03 37.0 2.728 3.465 129.5 13.1 18.3 22.6 2009 07 03 21 20.73 +03 57.4 2.652 3.437 134.1 12.3 18.2 22.5 2009 07 08 21 18.19 +04 14.9 2.581 3.410 138.6 11.4 18.1 22.4 2009 07 13 21 15.18 +04 29.1 2.515 3.382 143.0 10.4 17.9 22.3 2009 07 18 21 11.75 +04 39.7 2.454 3.355 147.3 9.4 17.8 22.2 2009 07 23 21 07.93 +04 46.5 2.400 3.327 151.3 8.4 17.7 22.1 2009 07 28 21 03.79 +04 49.2 2.352 3.298 154.7 7.6 17.6 22.0 2009 08 02 20 59.38 +04 47.8 2.310 3.270 157.2 6.9 17.5 21.9 2009 08 07 20 54.80 +04 42.1 2.276 3.241 158.6 6.6 17.4 21.8 2009 08 12 20 50.14 +04 32.4 2.248 3.212 158.4 6.7 17.4 21.8 2009 08 17 20 45.48 +04 18.7 2.227 3.183 156.8 7.2 17.3 21.8 2009 08 22 20 40.93 +04 01.4 2.213 3.153 153.9 8.1 17.2 21.8 2009 08 27 20 36.60 +03 40.8 2.206 3.124 150.2 9.2 17.1 21.8 2009 09 01 20 32.58 +03 17.7 2.205 3.094 146.0 10.5 17.1 21.8 2009 09 06 20 28.96 +02 52.4 2.211 3.064 141.4 11.8 17.0 21.9 2009 09 11 20 25.80 +02 25.6 2.221 3.033 136.7 13.2 17.0 21.9 2009 09 16 20 23.16 +01 57.9 2.237 3.003 131.9 14.4 16.9 21.9 2009 09 21 20 21.09 +01 29.8 2.257 2.972 127.0 15.6 16.9 22.0 2009 09 26 20 19.64 +01 01.9 2.281 2.941 122.2 16.8 16.8 22.0 2009 10 01 20 18.81 +00 34.8 2.308 2.910 117.5 17.8 16.8 22.1 2009 10 06 20 18.62 +00 08.9 2.338 2.878 112.9 18.7 16.7 22.1 2009 10 11 20 19.05 -00 15.4 2.371 2.846 108.3 19.5 16.7 22.1 2009 10 16 20 20.12 -00 37.9 2.404 2.814 103.8 20.1 16.6 22.2 2009 10 21 20 21.79 -00 58.1 2.439 2.782 99.5 20.7 16.6 22.2 2009 10 26 20 24.06 -01 16.0 2.475 2.750 95.2 21.1 16.6 22.2 2009 10 31 20 26.89 -01 31.1 2.511 2.717 91.1 21.4 16.5 22.2 2009 11 05 20 30.27 -01 43.5 2.546 2.685 87.1 21.6 16.5 22.2 2009 11 10 20 34.17 -01 53.1 2.581 2.652 83.2 21.8 16.4 22.2 2009 11 15 20 38.55 -01 59.6 2.614 2.618 79.3 21.8 16.4 22.2 2009 11 20 20 43.42 -02 03.0 2.647 2.585 75.6 21.7 16.3 22.2 2009 11 25 20 48.72 -02 03.3 2.677 2.552 72.0 21.6 16.2 22.2 2009 11 30 20 54.45 -02 00.3 2.706 2.518 68.5 21.4 16.2 22.2 2009 12 05 21 00.57 -01 54.2 2.733 2.484 65.1 21.1 16.1 22.2 2009 12 10 21 07.07 -01 44.9 2.758 2.450 61.7 20.7 16.0 22.2 2009 12 15 21 13.92 -01 32.3 2.780 2.416 58.5 20.3 16.0 22.1 2009 12 20 21 21.12 -01 16.5 2.800 2.382 55.3 19.9 15.9 22.1 2009 12 25 21 28.65 -00 57.4 2.817 2.347 52.2 19.3 15.8 22.1 2009 12 30 21 36.48 -00 35.2 2.831 2.313 49.3 18.8 15.7 22.0 2010 01 04 21 44.61 -00 09.9 2.843 2.278 46.3 18.2 15.6 22.0 2010 01 09 21 53.02 +00 18.5 2.852 2.243 43.5 17.6 15.5 22.0 2010 01 14 22 01.72 +00 50.0 2.858 2.209 40.8 16.9 15.4 21.9 2010 01 19 22 10.69 +01 24.5 2.862 2.174 38.1 16.2 15.3 21.8 2010 01 24 22 19.93 +02 01.8 2.862 2.139 35.5 15.5 15.2 21.8 2010 01 29 22 29.42 +02 41.9 2.860 2.104 33.0 14.8 15.1 21.7 2010 02 03 22 39.18 +03 24.7 2.856 2.070 30.6 14.0 15.0 21.7 2010 02 08 22 49.20 +04 10.0 2.849 2.035 28.3 13.3 14.9 21.6 2010 02 13 22 59.49 +04 57.8 2.840 2.001 26.1 12.5 14.8 21.5 2010 02 18 23 10.05 +05 47.8 2.828 1.966 23.9 11.8 14.7 21.4 2010 02 23 23 20.88 +06 40.0 2.815 1.932 21.9 11.0 14.5 21.4 2010 02 28 23 31.99 +07 34.0 2.799 1.898 19.9 10.2 14.4 21.3 2010 03 05 23 43.40 +08 29.7 2.782 1.865 18.0 9.5 14.3 21.2 2010 03 10 23 55.10 +09 26.8 2.763 1.831 16.3 8.7 14.1 21.1 2010 03 15 00 07.13 +10 25.2 2.743 1.798 14.6 8.0 14.0 21.0 2010 03 20 00 19.48 +11 24.4 2.722 1.766 13.0 7.3 13.9 20.9 2010 03 25 00 32.17 +12 24.1 2.699 1.734 11.6 6.6 13.7 20.9 2010 03 30 00 45.22 +13 24.0 2.676 1.703 10.3 6.0 13.6 20.8 2010 04 04 00 58.63 +14 23.7 2.652 1.672 9.1 5.4 13.5 20.7 2010 04 09 01 12.43 +15 22.6 2.628 1.643 8.0 4.9 13.3 20.6 2010 04 14 01 26.62 +16 20.5 2.604 1.614 7.1 4.4 13.2 20.5 2010 04 19 01 41.23 +17 16.6 2.580 1.586 6.4 4.1 13.1 20.4 2010 04 24 01 56.24 +18 10.5 2.556 1.559 5.9 3.8 12.9 20.4 2010 04 29 02 11.66 +19 01.5 2.532 1.533 5.6 3.7 12.8 20.3 2010 05 04 02 27.51 +19 49.1 2.509 1.509 5.5 3.7 12.7 20.2 2010 05 09 02 43.76 +20 32.7 2.487 1.486 5.6 3.8 12.6 20.2 2010 05 14 03 00.41 +21 11.5 2.466 1.464 5.8 4.0 12.4 20.2 2010 05 19 03 17.43 +21 45.0 2.446 1.445 6.1 4.3 12.3 20.1 2010 05 24 03 34.79 +22 12.5 2.428 1.427 6.5 4.6 12.2 20.1 2010 05 29 03 52.45 +22 33.5 2.411 1.410 7.0 5.0 12.2 20.1 2010 06 03 04 10.37 +22 47.5 2.395 1.396 7.5 5.4 12.1 20.1 2010 06 08 04 28.50 +22 54.1 2.382 1.384 8.0 5.9 12.0 20.1 2010 06 13 04 46.78 +22 52.9 2.370 1.374 8.6 6.3 11.9 20.1 2010 06 18 05 05.13 +22 43.7 2.360 1.367 9.2 6.8 11.9 20.1 2010 06 23 05 23.49 +22 26.5 2.352 1.361 9.8 7.3 11.9 20.1 2010 06 28 05 41.79 +22 01.2 2.346 1.358 10.4 7.8 11.8 20.1 2010 07 03 05 59.97 +21 28.1 2.342 1.358 11.0 8.2 11.8 20.1 2010 07 08 06 17.96 +20 47.4 2.339 1.359 11.7 8.7 11.8 20.1 2010 07 13 06 35.72 +19 59.5 2.339 1.364 12.4 9.2 11.9 20.1This 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.
