C/2001 Q4 (NEAT)
Orbital Elements
The following orbital elements are taken from
MPC 52163: C/2001 Q4 (NEAT)
Epoch 2004 June 4.0 TT = JDT 2453160.5
T 2004 May 15.9653 TT MPC
q 0.961957 (2000.0) P Q
z -0.000690 Peri. 1.2038 -0.8651674 -0.0662931
Node 210.2786 -0.4679481 -0.2496664
e 1.000664 Incl. 99.6426 -0.1803051 +0.9660600
From 1106 observations 2001 Aug. 24-2004 June 11, mean residual 0".8.
Nongravitational parameters A1 = +1.49, A2 = -0.2965.
Elements are also available for the current standard epoch: C/2001 Q4 (NEAT)
Epoch 2004 July 14.0 TT = JDT 2453200.5
T 2004 May 15.9643 TT MPC
q 0.961943 (2000.0) P Q
z -0.000691 Peri. 1.2020 -0.8651627 -0.0663236
Node 210.2789 -0.4679443 -0.2496780
e 1.000664 Incl. 99.6428 -0.1803377 +0.9660549
Ephemeris
The following ephemeris is at intervals of five days. A daily
ephemeris covering the same time interval is also available.
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 07 14 10 49.51 +57 12.0 1.799 1.386 50.1 34.2 6.2
2004 07 19 10 57.49 +57 52.7 1.877 1.444 49.6 32.4 6.5
2004 07 24 11 05.84 +58 31.5 1.949 1.503 49.5 30.9 6.7
2004 07 29 11 14.60 +59 09.1 2.014 1.563 49.7 29.7 7.0
2004 08 03 11 23.83 +59 46.1 2.074 1.623 50.2 28.7 7.2
2004 08 08 11 33.59 +60 23.0 2.127 1.685 51.0 27.9 7.4
2004 08 13 11 43.94 +61 00.2 2.175 1.746 52.1 27.3 7.6
2004 08 18 11 54.94 +61 38.1 2.217 1.808 53.5 26.7 7.8
2004 08 23 12 06.65 +62 17.0 2.255 1.870 55.1 26.3 8.0
2004 08 28 12 19.15 +62 56.8 2.288 1.932 56.9 26.0 8.2
2004 09 02 12 32.51 +63 37.6 2.317 1.994 58.9 25.7 8.3
2004 09 07 12 46.84 +64 19.3 2.343 2.056 61.1 25.4 8.5
2004 09 12 13 02.26 +65 01.6 2.366 2.118 63.5 25.2 8.6
2004 09 17 13 18.87 +65 44.1 2.387 2.179 65.9 24.9 8.8
2004 09 22 13 36.80 +66 26.4 2.406 2.241 68.5 24.6 8.9
2004 09 27 13 56.14 +67 07.7 2.424 2.302 71.0 24.3 9.0
2004 10 02 14 17.01 +67 47.0 2.441 2.363 73.7 24.0 9.2
2004 10 07 14 39.47 +68 23.1 2.458 2.424 76.3 23.6 9.3
2004 10 12 15 03.56 +68 54.9 2.477 2.485 78.9 23.2 9.4
2004 10 17 15 29.21 +69 21.0 2.496 2.545 81.4 22.8 9.5
2004 10 22 15 56.24 +69 39.9 2.518 2.605 83.8 22.3 9.7
2004 10 27 16 24.37 +69 50.5 2.542 2.665 86.0 21.8 9.8
2004 11 01 16 53.20 +69 51.7 2.570 2.724 88.1 21.4 9.9
2004 11 06 17 22.27 +69 42.9 2.601 2.783 90.0 20.9 10.0
2004 11 11 17 51.09 +69 24.1 2.636 2.842 91.6 20.4 10.1
2004 11 16 18 19.19 +68 55.8 2.676 2.901 93.0 19.9 10.3
2004 11 21 18 46.19 +68 19.0 2.721 2.959 94.0 19.5 10.4
2004 11 26 19 11.81 +67 34.9 2.771 3.017 94.8 19.0 10.5
2004 12 01 19 35.90 +66 45.0 2.825 3.075 95.1 18.6 10.6
2004 12 06 19 58.42 +65 50.9 2.885 3.132 95.2 18.3 10.8
2004 12 11 20 19.40 +64 54.0 2.951 3.189 94.9 17.9 10.9
2004 12 16 20 38.92 +63 55.9 3.021 3.246 94.3 17.6 11.0
2004 12 21 20 57.07 +62 57.8 3.095 3.303 93.4 17.3 11.1
2004 12 26 21 13.99 +62 00.7 3.174 3.359 92.2 17.0 11.3
2004 12 31 21 29.78 +61 05.4 3.258 3.415 90.7 16.7 11.4
2005 01 05 21 44.57 +60 12.6 3.344 3.471 89.1 16.5 11.5
2005 01 10 21 58.48 +59 23.0 3.434 3.526 87.2 16.2 11.7
2005 01 15 22 11.59 +58 36.8 3.527 3.581 85.2 15.9 11.8
2005 01 20 22 23.99 +57 54.3 3.623 3.636 83.0 15.6 11.9
2005 01 25 22 35.77 +57 15.7 3.720 3.691 80.7 15.3 12.0
2005 01 30 22 46.97 +56 41.0 3.818 3.745 78.3 14.9 12.1
2005 02 04 22 57.67 +56 10.1 3.918 3.799 75.9 14.6 12.3
2005 02 09 23 07.92 +55 43.1 4.018 3.853 73.4 14.2 12.4
2005 02 14 23 17.75 +55 19.9 4.118 3.906 70.8 13.8 12.5
2005 02 19 23 27.21 +55 00.3 4.217 3.960 68.3 13.4 12.6
2005 02 24 23 36.32 +54 44.2 4.316 4.013 65.8 13.0 12.7
2005 03 01 23 45.11 +54 31.4 4.413 4.066 63.3 12.6 12.8
2005 03 06 23 53.61 +54 21.7 4.508 4.118 60.9 12.2 12.9
2005 03 11 00 01.83 +54 15.1 4.602 4.171 58.5 11.7 13.0
2005 03 16 00 09.80 +54 11.2 4.693 4.223 56.3 11.3 13.1
2005 03 21 00 17.52 +54 10.0 4.782 4.275 54.1 10.9 13.2
2005 03 26 00 25.01 +54 11.3 4.868 4.327 52.1 10.5 13.3
2005 03 31 00 32.26 +54 14.8 4.950 4.378 50.2 10.1 13.4
2005 04 05 00 39.30 +54 20.5 5.029 4.429 48.5 9.7 13.5
2005 04 10 00 46.12 +54 28.3 5.104 4.480 46.9 9.4 13.6
2005 04 15 00 52.73 +54 38.0 5.176 4.531 45.6 9.1 13.6
2005 04 20 00 59.13 +54 49.4 5.243 4.582 44.6 8.9 13.7
2005 04 25 01 05.30 +55 02.4 5.306 4.632 43.8 8.6 13.8
2005 04 30 01 11.26 +55 17.0 5.365 4.683 43.3 8.5 13.9
2005 05 05 01 17.00 +55 33.0 5.419 4.733 43.1 8.4 13.9
2005 05 10 01 22.51 +55 50.4 5.469 4.783 43.1 8.3 14.0
2005 05 15 01 27.78 +56 08.9 5.515 4.832 43.5 8.3 14.0
2005 05 20 01 32.80 +56 28.7 5.556 4.882 44.2 8.3 14.1
2005 05 25 01 37.56 +56 49.4 5.592 4.931 45.2 8.4 14.2
2005 05 30 01 42.05 +57 11.1 5.624 4.980 46.4 8.5 14.2
2005 06 04 01 46.26 +57 33.8 5.652 5.029 48.0 8.6 14.3
2005 06 09 01 50.15 +57 57.2 5.675 5.078 49.7 8.8 14.3
2005 06 14 01 53.72 +58 21.3 5.694 5.126 51.7 8.9 14.4
2005 06 19 01 56.94 +58 46.0 5.708 5.175 53.9 9.1 14.4
2005 06 24 01 59.79 +59 11.2 5.719 5.223 56.2 9.3 14.5
2005 06 29 02 02.25 +59 36.8 5.727 5.271 58.7 9.5 14.5
2005 07 04 02 04.28 +60 02.7 5.730 5.319 61.4 9.7 14.5
2005 07 09 02 05.86 +60 28.7 5.731 5.367 64.2 9.8 14.6
2005 07 14 02 06.96 +60 54.6 5.728 5.414 67.1 10.0 14.6
2005 07 19 02 07.54 +61 20.2 5.723 5.461 70.1 10.1 14.7
2005 07 24 02 07.57 +61 45.4 5.715 5.509 73.2 10.2 14.7
2005 07 29 02 07.04 +62 09.9 5.706 5.556 76.4 10.2 14.7
2005 08 03 02 05.90 +62 33.4 5.694 5.603 79.7 10.3 14.8
2005 08 08 02 04.13 +62 55.6 5.682 5.649 83.0 10.3 14.8
2005 08 13 02 01.72 +63 16.2 5.669 5.696 86.4 10.2 14.8
2005 08 18 01 58.67 +63 34.7 5.655 5.742 89.9 10.2 14.9