MPC
CBAT
ICQ
28P/Neujmin Epoch 2003 Jan. 1.0 TT = JDT 2452640.5 T 2002 Dec. 27.3786 TT Marsden q 1.552051 (2000.0) P Q n 0.0541753 Peri. 346.9190 +0.8999819 +0.4324457 a 6.917280 Node 347.0339 -0.3746429 +0.7027924 e 0.775627 Incl. 14.1853 -0.2228797 +0.5648659 P 18.2 From 90 observations 1913-1989, mean residual 1".0.Elements are also available for the current standard epoch:
28P/Neujmin Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2002 Dec. 26.7785 TT Marsden q 1.556918 (2000.0) P Q n 0.0541903 Peri. 347.5837 +0.9002421 +0.4314710 a 6.915999 Node 346.3993 -0.3752608 +0.7010524 e 0.774882 Incl. 14.3503 -0.2207791 +0.5677660 P 18.2An 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.
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! 2007 05 30 08 51.74 +25 28.2 10.391 9.931 60.5 5.1 22.5 2007 06 04 08 53.05 +25 18.9 10.476 9.945 56.1 4.9 22.5 2007 06 09 08 54.48 +25 09.4 10.557 9.960 51.7 4.6 22.5 2007 06 14 08 56.02 +24 59.7 10.634 9.974 47.4 4.3 22.5 2007 06 19 08 57.65 +24 49.7 10.707 9.989 43.1 4.0 22.5 2007 06 24 08 59.37 +24 39.6 10.775 10.003 38.8 3.6 22.5 2007 06 29 09 01.17 +24 29.3 10.838 10.017 34.6 3.3 22.5 2007 07 04 09 03.04 +24 19.0 10.896 10.032 30.4 2.9 22.5 2007 07 09 09 04.96 +24 08.5 10.948 10.046 26.2 2.6 22.5 2007 07 14 09 06.94 +23 58.1 10.994 10.060 22.1 2.2 22.5 2007 07 19 09 08.95 +23 47.6 11.035 10.074 18.1 1.8 22.5 2007 07 24 09 11.00 +23 37.2 11.069 10.088 14.3 1.4 22.4 2007 07 29 09 13.06 +23 26.8 11.098 10.102 10.8 1.1 22.4 2007 08 03 09 15.14 +23 16.6 11.120 10.116 8.0 0.8 22.4 2007 08 08 09 17.23 +23 06.5 11.136 10.130 7.0 0.7 22.4 2007 08 13 09 19.31 +22 56.5 11.145 10.144 8.4 0.8 22.4 2007 08 18 09 21.38 +22 46.8 11.148 10.157 11.3 1.1 22.4 2007 08 23 09 23.42 +22 37.4 11.145 10.171 14.9 1.5 22.5 2007 08 28 09 25.43 +22 28.2 11.135 10.185 18.9 1.8 22.5 2007 09 02 09 27.40 +22 19.4 11.120 10.198 23.0 2.2 22.5 2007 09 07 09 29.32 +22 11.0 11.098 10.212 27.2 2.6 22.6 2007 09 12 09 31.19 +22 03.0 11.071 10.225 31.4 2.9 22.6 2007 09 17 09 32.99 +21 55.5 11.038 10.239 35.7 3.3 22.6 2007 09 22 09 34.71 +21 48.5 10.999 10.252 40.1 3.6 22.6 2007 09 27 09 36.35 +21 42.1 10.956 10.266 44.5 3.9 22.6 2007 10 02 09 37.89 +21 36.3 10.908 10.279 49.0 4.2 22.6 2007 10 07 09 39.33 +21 31.1 10.855 10.292 53.5 4.5 22.6 2007 10 12 09 40.67 +21 26.6 10.798 10.305 58.1 4.7 22.6 2007 10 17 09 41.88 +21 22.8 10.737 10.318 62.7 4.9 22.6 2007 10 22 09 42.97 +21 19.8 10.673 10.332 67.4 5.1 22.6 2007 10 27 09 43.92 +21 17.6 10.607 10.345 72.1 5.2 22.6 2007 11 01 09 44.73 +21 16.2 10.538 10.358 76.9 5.4 22.6 2007 11 06 09 45.39 +21 15.6 10.467 10.371 81.7 5.4 22.6 2007 11 11 09 45.89 +21 15.9 10.396 10.383 86.6 5.5 22.6 2007 11 16 09 46.24 +21 17.0 10.324 10.396 91.5 5.5 22.6 2007 11 21 09 46.41 +21 19.0 10.252 10.409 96.5 5.4 22.6 2007 11 26 09 46.42 +21 21.8 10.180 10.422 101.5 5.3 22.6 2007 12 01 09 46.26 +21 25.5 10.111 10.435 106.5 5.2 22.5 2007 12 06 09 45.92 +21 29.9 10.043 10.447 111.7 5.0 22.5 2007 12 11 09 45.41 +21 35.1 9.978 10.460 116.8 4.8 22.5 2007 12 16 09 44.73 +21 41.0 9.917 10.472 122.0 4.6 22.5 2007 12 21 09 43.88 +21 47.5 9.860 10.485 127.3 4.3 22.5 2007 12 26 09 42.88 +21 54.5 9.807 10.497 132.5 4.0 22.4 2007 12 31 09 41.72 +22 02.0 9.760 10.510 137.8 3.6 22.4 2008 01 05 09 40.43 +22 09.9 9.719 10.522 143.1 3.2 22.4 2008 01 10 09 39.00 +22 18.1 9.684 10.534 148.4 2.8 22.3 2008 01 15 09 37.46 +22 26.4 9.656 10.547 153.7 2.4 22.3 2008 01 20 09 35.82 +22 34.8 9.635 10.559 158.8 1.9 22.3 2008 01 25 09 34.11 +22 43.1 9.622 10.571 163.8 1.5 22.2 2008 01 30 09 32.33 +22 51.2 9.617 10.583 168.3 1.1 22.2 2008 02 04 09 30.51 +22 59.0 9.619 10.595 171.6 0.8 22.2 2008 02 09 09 28.67 +23 06.4 9.630 10.607 171.9 0.8 22.2 2008 02 14 09 26.83 +23 13.4 9.648 10.619 169.0 1.0 22.2 2008 02 19 09 25.01 +23 19.7 9.675 10.631 164.6 1.4 22.3 2008 02 24 09 23.24 +23 25.5 9.709 10.643 159.8 1.8 22.3 2008 02 29 09 21.53 +23 30.5 9.751 10.655 154.7 2.3 22.3 2008 03 05 09 19.90 +23 34.8 9.800 10.666 149.5 2.7 22.4 2008 03 10 09 18.37 +23 38.3 9.855 10.678 144.3 3.1 22.4 2008 03 15 09 16.96 +23 41.0 9.918 10.690 139.1 3.5 22.5 2008 03 20 09 15.67 +23 42.8 9.986 10.701 134.0 3.8 22.5 2008 03 25 09 14.52 +23 43.8 10.059 10.713 128.9 4.2 22.5 2008 03 30 09 13.52 +23 44.0 10.137 10.724 123.8 4.4 22.6 2008 04 04 09 12.67 +23 43.4 10.220 10.736 118.7 4.7 22.6 2008 04 09 09 11.98 +23 42.0 10.306 10.747 113.7 4.9 22.6 2008 04 14 09 11.46 +23 39.8 10.395 10.759 108.7 5.1 22.7 2008 04 19 09 11.11 +23 36.9 10.486 10.770 103.8 5.2 22.7 2008 04 24 09 10.91 +23 33.2 10.579 10.781 99.0 5.3 22.7 2008 04 29 09 10.89 +23 29.0 10.673 10.793 94.2 5.3 22.7 2008 05 04 09 11.02 +23 24.0 10.767 10.804 89.4 5.4 22.8 2008 05 09 09 11.31 +23 18.5 10.862 10.815 84.7 5.3 22.8 2008 05 14 09 11.75 +23 12.4 10.956 10.826 80.0 5.3 22.8 2008 05 19 09 12.34 +23 05.8 11.048 10.837 75.4 5.2 22.8 2008 05 24 09 13.07 +22 58.8 11.139 10.848 70.8 5.1 22.8 2008 05 29 09 13.93 +22 51.3 11.227 10.859 66.3 4.9 22.8 2008 06 03 09 14.92 +22 43.3 11.313 10.870 61.8 4.7 22.9 2008 06 08 09 16.02 +22 35.0 11.396 10.881 57.3 4.5 22.9 2008 06 13 09 17.23 +22 26.4 11.475 10.892 52.9 4.3 22.9 2008 06 18 09 18.54 +22 17.5 11.549 10.902 48.5 4.0 22.9 2008 06 23 09 19.95 +22 08.3 11.620 10.913 44.1 3.7 22.9 2008 06 28 09 21.44 +21 58.9 11.686 10.924 39.8 3.4 22.9 2008 07 03 09 23.00 +21 49.3 11.747 10.934 35.5 3.1 22.9This 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.