(71) Niobe
Orbital Elements
The following orbital elements are taken from MPO 2601(71) Niobe Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 Williams M 35.46575 (2000.0) P Q n 0.21553531 Peri. 267.41459 -0.66910028 +0.69085715 a 2.7550137 Node 316.08223 -0.42094597 -0.65604476 e 0.1765324 Incl. 23.25861 -0.61246168 -0.30384483 P 4.57 H 7.30 G 0.40 U 0 From 292 observations at 41 oppositions, 1864-2000, mean residual 0".86.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 object (and others) can be generated using the MPES.
Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2007 05 01 20 54.04 -33 44.6 2.146 2.426 93.5 24.5 11.7 2007 05 06 20 58.61 -33 23.8 2.092 2.434 97.2 24.3 11.7 2007 05 11 21 02.51 -33 04.2 2.039 2.442 101.0 24.0 11.6 2007 05 16 21 05.71 -32 45.9 1.986 2.450 104.9 23.5 11.5 2007 05 21 21 08.16 -32 29.1 1.935 2.458 109.0 22.9 11.5 2007 05 26 21 09.84 -32 13.6 1.884 2.466 113.2 22.2 11.4 2007 05 31 21 10.71 -31 59.5 1.836 2.474 117.6 21.3 11.3 2007 06 05 21 10.75 -31 46.5 1.790 2.482 122.1 20.3 11.3 2007 06 10 21 09.92 -31 34.4 1.747 2.491 126.8 19.1 11.2 2007 06 15 21 08.22 -31 22.9 1.706 2.499 131.7 17.7 11.1 2007 06 20 21 05.64 -31 11.5 1.670 2.508 136.7 16.1 11.0 2007 06 25 21 02.21 -30 59.7 1.638 2.517 141.9 14.4 11.0 2007 06 30 20 58.00 -30 46.9 1.611 2.525 147.1 12.6 10.9 2007 07 05 20 53.07 -30 32.5 1.589 2.534 152.5 10.7 10.8 2007 07 10 20 47.53 -30 15.9 1.573 2.543 157.8 8.7 10.7 2007 07 15 20 41.52 -29 56.6 1.563 2.552 163.0 6.7 10.7 2007 07 20 20 35.20 -29 34.2 1.560 2.561 167.4 4.9 10.6 2007 07 25 20 28.76 -29 08.5 1.563 2.570 170.2 3.9 10.6 2007 07 30 20 22.37 -28 39.5 1.574 2.579 169.6 4.1 10.6 2007 08 04 20 16.22 -28 07.4 1.592 2.588 166.1 5.4 10.7 2007 08 09 20 10.45 -27 32.7 1.616 2.598 161.4 7.2 10.8 2007 08 14 20 05.21 -26 55.8 1.648 2.607 156.2 9.0 10.9 2007 08 19 20 00.62 -26 17.2 1.685 2.616 150.8 10.9 11.0 2007 08 24 19 56.74 -25 37.6 1.729 2.625 145.5 12.6 11.1 2007 08 29 19 53.63 -24 57.3 1.777 2.634 140.3 14.2 11.2 2007 09 03 19 51.31 -24 16.9 1.831 2.644 135.1 15.6 11.3 2007 09 08 19 49.76 -23 36.7 1.890 2.653 130.1 16.9 11.4 2007 09 13 19 48.97 -22 56.9 1.952 2.662 125.2 18.0 11.5 2007 09 18 19 48.93 -22 17.7 2.018 2.672 120.4 18.9 11.7 2007 09 23 19 49.58 -21 39.0 2.087 2.681 115.8 19.7 11.7 2007 09 28 19 50.89 -21 01.0 2.158 2.690 111.3 20.3 11.8
