P/1998 U3 (Jäger)
Orbital Elements
The following orbital elements are taken from MPC 34421:P/1998 U3 (Jäger) Epoch 1999 Mar. 3.0 TT = JDT 2451240.5 T 1999 Mar. 10.0703 TT Nakano q 2.133893 (2000.0) P Q n 0.0659744 Peri. 180.8950 -0.5647894 -0.7786669 a 6.065769 Node 303.5427 +0.7591611 -0.3604043 e 0.648207 Incl. 19.1413 +0.3235542 -0.5136016 P 14.9 From 721 observations 1998 Oct. 24-1999 Apr. 30, mean residual 0".6.Elements are also available for the current standard epoch:
P/1998 U3 (Jäger) Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2014 Mar. 17.5524 TT Nakano q 2.154515 (2000.0) P Q n 0.0653678 Peri. 180.9435 -0.5647019 -0.7789993 a 6.103235 Node 303.4905 +0.7593176 -0.3610367 e 0.646988 Incl. 19.0736 +0.3233396 -0.5126526 P 15.1An 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 21 20.04 -07 10.8 8.410 8.759 107.4 6.2 20.5 2009 10 31 21 19.96 -07 13.6 8.480 8.747 102.4 6.4 20.6 2009 11 05 21 20.07 -07 15.6 8.551 8.735 97.5 6.5 20.6 2009 11 10 21 20.36 -07 16.7 8.623 8.724 92.6 6.5 20.6 2009 11 15 21 20.85 -07 16.9 8.695 8.712 87.7 6.5 20.6 2009 11 20 21 21.51 -07 16.1 8.767 8.700 82.9 6.5 20.6 2009 11 25 21 22.35 -07 14.4 8.838 8.688 78.1 6.4 20.6 2009 11 30 21 23.36 -07 11.8 8.908 8.676 73.3 6.3 20.6 2009 12 05 21 24.52 -07 08.2 8.975 8.664 68.6 6.1 20.6 2009 12 10 21 25.84 -07 03.7 9.040 8.652 63.9 5.9 20.7 2009 12 15 21 27.30 -06 58.2 9.102 8.640 59.2 5.6 20.7 2009 12 20 21 28.89 -06 51.9 9.160 8.627 54.6 5.3 20.7 2009 12 25 21 30.61 -06 44.6 9.214 8.615 50.0 5.0 20.7 2009 12 30 21 32.43 -06 36.5 9.264 8.603 45.5 4.7 20.7 2010 01 04 21 34.36 -06 27.6 9.308 8.590 41.0 4.3 20.7 2010 01 09 21 36.38 -06 17.9 9.348 8.578 36.5 3.9 20.7 2010 01 14 21 38.47 -06 07.4 9.383 8.565 32.1 3.5 20.7 2010 01 19 21 40.64 -05 56.1 9.411 8.553 27.7 3.1 20.7 2010 01 24 21 42.87 -05 44.2 9.434 8.540 23.5 2.6 20.7 2010 01 29 21 45.14 -05 31.7 9.451 8.528 19.3 2.2 20.7 2010 02 03 21 47.45 -05 18.5 9.461 8.515 15.3 1.8 20.7 2010 02 08 21 49.79 -05 04.8 9.466 8.502 11.7 1.3 20.7 2010 02 13 21 52.15 -04 50.5 9.463 8.489 8.8 1.0 20.7 2010 02 18 21 54.51 -04 35.8 9.455 8.476 7.6 0.9 20.7 2010 02 23 21 56.87 -04 20.7 9.439 8.463 8.8 1.0 20.7 2010 02 28 21 59.21 -04 05.2 9.418 8.450 11.6 1.4 20.6 2010 03 05 22 01.53 -03 49.5 9.390 8.437 15.2 1.8 20.6 2010 03 10 22 03.82 -03 33.4 9.356 8.424 19.1 2.2 20.6 2010 03 15 22 06.06 -03 17.2 9.316 8.411 23.1 2.7 20.6 2010 03 20 22 08.25 -03 00.8 9.270 8.397 27.3 3.1 20.6 2010 03 25 22 10.38 -02 44.4 9.218 8.384 31.5 3.6 20.6 2010 03 30 22 12.44 -02 28.0 9.161 8.370 35.7 4.0 20.5 2010 04 04 22 14.41 -02 11.6 9.099 8.357 40.0 4.4 20.5 2010 04 09 22 16.30 -01 55.3 9.031 8.343 44.3 4.8 20.5 2010 04 14 22 18.08 -01 39.1 8.959 8.330 48.6 5.2 20.5 2010 04 19 22 19.76 -01 23.2 8.883 8.316 52.9 5.5 20.4 2010 04 24 22 21.32 -01 07.7 8.803 8.302 57.3 5.8 20.4 2010 04 29 22 22.75 -00 52.4 8.719 8.289 61.6 6.1 20.4 2010 05 04 22 24.05 -00 37.7 8.633 8.275 66.0 6.4 20.4 2010 05 09 22 25.21 -00 23.4 8.543 8.261 70.5 6.6 20.3 2010 05 14 22 26.21 -00 09.7 8.452 8.247 74.9 6.8 20.3 2010 05 19 22 27.06 +00 03.4 8.358 8.233 79.4 6.9 20.3 2010 05 24 22 27.74 +00 15.8 8.264 8.219 83.9 7.0 20.2 2010 05 29 22 28.25 +00 27.3 8.169 8.204 88.5 7.1 20.2 2010 06 03 22 28.58 +00 38.1 8.073 8.190 93.1 7.1 20.2 2010 06 08 22 28.73 +00 47.9 7.978 8.176 97.7 7.1 20.1 2010 06 13 22 28.69 +00 56.7 7.884 8.162 102.3 7.0 20.1 2010 06 18 22 28.46 +01 04.5 7.791 8.147 107.0 6.8 20.1 2010 06 23 22 28.05 +01 11.2 7.701 8.133 111.8 6.7 20.0 2010 06 28 22 27.44 +01 16.7 7.613 8.118 116.5 6.4 20.0 2010 07 03 22 26.65 +01 21.0 7.528 8.103 121.4 6.2 20.0 2010 07 08 22 25.67 +01 24.1 7.447 8.089 126.2 5.8 19.9 2010 07 13 22 24.52 +01 26.0 7.370 8.074 131.1 5.4 19.9 2010 07 18 22 23.20 +01 26.5 7.298 8.059 136.0 5.0 19.9 2010 07 23 22 21.72 +01 25.8 7.231 8.044 140.8 4.6 19.9 2010 07 28 22 20.09 +01 23.9 7.170 8.029 145.7 4.1 19.8 2010 08 02 22 18.34 +01 20.7 7.115 8.014 150.5 3.6 19.8 2010 08 07 22 16.48 +01 16.3 7.067 7.999 155.3 3.0 19.8 2010 08 12 22 14.53 +01 10.7 7.026 7.984 159.8 2.5 19.8 2010 08 17 22 12.50 +01 04.1 6.992 7.969 163.8 2.0 19.7 2010 08 22 22 10.44 +00 56.6 6.965 7.954 167.0 1.6 19.7 2010 08 27 22 08.35 +00 48.2 6.946 7.938 168.5 1.5 19.7 2010 09 01 22 06.27 +00 39.1 6.934 7.923 167.6 1.6 19.7 2010 09 06 22 04.21 +00 29.3 6.930 7.907 164.8 1.9 19.7 2010 09 11 22 02.21 +00 19.2 6.934 7.892 160.9 2.4 19.7 2010 09 16 22 00.29 +00 08.7 6.945 7.876 156.4 2.9 19.7 2010 09 21 21 58.48 -00 01.9 6.963 7.861 151.7 3.5 19.7 2010 09 26 21 56.79 -00 12.5 6.987 7.845 146.7 4.0 19.7 2010 10 01 21 55.25 -00 22.9 7.018 7.829 141.7 4.5 19.7 2010 10 06 21 53.86 -00 33.0 7.056 7.813 136.7 5.0 19.7 2010 10 11 21 52.66 -00 42.7 7.098 7.797 131.6 5.5 19.7 2010 10 16 21 51.64 -00 51.8 7.146 7.781 126.5 5.9 19.7 2010 10 21 21 50.83 -01 00.2 7.199 7.765 121.5 6.3 19.7 2010 10 26 21 50.22 -01 07.8 7.255 7.749 116.5 6.6 19.7 2010 10 31 21 49.82 -01 14.5 7.314 7.733 111.5 6.9 19.7 2010 11 05 21 49.64 -01 20.3 7.376 7.717 106.5 7.1 19.7 2010 11 10 21 49.68 -01 24.9 7.440 7.700 101.6 7.2 19.7 2010 11 15 21 49.93 -01 28.5 7.506 7.684 96.7 7.3 19.7 2010 11 20 21 50.39 -01 30.9 7.572 7.668 91.8 7.4 19.7 2010 11 25 21 51.05 -01 32.1 7.639 7.651 87.0 7.4 19.8 2010 11 30 21 51.91 -01 32.2 7.705 7.634 82.2 7.4 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.
