(115) Thyra
Orbital Elements
The following orbital elements are taken from MPO 2601(115) Thyra Epoch 2002 Nov. 22.0 TT = JDT 2452600.5 Williams M 206.64774 (2000.0) P Q n 0.26849224 Peri. 96.28090 +0.68609626 -0.71059696 a 2.3796599 Node 309.14393 +0.56227918 +0.65397530 e 0.1919507 Incl. 11.60095 +0.46164278 +0.25955398 P 3.67 H 7.51 G 0.12 U 0 From 616 observations at 46 oppositions, 1872-1999, mean residual 0".62.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.
Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2003 05 31 20 24.45 -26 39.3 1.816 2.555 126.7 18.5 11.8 2003 06 05 20 23.94 -26 35.5 1.756 2.545 131.6 17.4 11.7 2003 06 10 20 22.64 -26 32.7 1.701 2.536 136.6 16.0 11.6 2003 06 15 20 20.55 -26 30.6 1.650 2.526 141.7 14.4 11.5 2003 06 20 20 17.68 -26 29.0 1.603 2.517 147.0 12.7 11.3 2003 06 25 20 14.05 -26 27.4 1.561 2.507 152.5 10.8 11.2 2003 06 30 20 09.71 -26 25.3 1.525 2.497 158.1 8.8 11.0 2003 07 05 20 04.76 -26 22.2 1.495 2.487 163.7 6.6 10.9 2003 07 10 19 59.31 -26 17.7 1.472 2.477 169.2 4.4 10.7 2003 07 15 19 53.52 -26 11.1 1.454 2.467 173.8 2.5 10.6 2003 07 20 19 47.54 -26 02.4 1.444 2.457 174.4 2.3 10.5 2003 07 25 19 41.55 -25 51.1 1.440 2.447 170.1 4.1 10.6 2003 07 30 19 35.73 -25 37.4 1.443 2.437 164.6 6.4 10.7 2003 08 04 19 30.28 -25 21.3 1.452 2.426 158.9 8.7 10.9 2003 08 09 19 25.34 -25 03.0 1.467 2.416 153.1 10.9 11.0 2003 08 14 19 21.04 -24 42.9 1.489 2.405 147.5 13.1 11.1 2003 08 19 19 17.48 -24 21.4 1.515 2.395 142.0 15.1 11.2 2003 08 24 19 14.72 -23 58.9 1.546 2.384 136.6 16.9 11.3 2003 08 29 19 12.81 -23 35.5 1.581 2.373 131.4 18.6 11.4 2003 09 03 19 11.77 -23 11.7 1.620 2.363 126.4 20.1 11.5 2003 09 08 19 11.59 -22 47.5 1.662 2.352 121.6 21.4 11.6 2003 09 13 19 12.24 -22 23.1 1.707 2.341 116.9 22.5 11.6 2003 09 18 19 13.68 -21 58.6 1.754 2.330 112.4 23.5 11.7 2003 09 23 19 15.89 -21 33.7 1.802 2.319 108.1 24.3 11.8 2003 09 28 19 18.81 -21 08.6 1.852 2.308 103.9 24.9 11.9
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