(5) Astraea
Orbital Elements
The following orbital elements are taken from MPO 41498
(5) Astraea
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 Goffin
M 27.17103 (2000.0) P Q
n 0.23872885 Peri. 357.61033 -0.75826648 -0.64935859
a 2.5735510 Node 141.69131 +0.59968901 -0.72962786
e 0.1933668 Incl. 5.36975 +0.25574409 -0.21442157
P 4.13 H 6.85 G 0.15 U 0
From 2178 observations at 100 oppositions, 1845-2002, mean residual 0".56.
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 2004 02 05 14 30.13 -09 36.7 1.869 2.218 97.1 26.2 11.1 2004 02 10 14 35.03 -09 43.5 1.817 2.227 101.0 25.8 11.1 2004 02 15 14 39.37 -09 46.6 1.767 2.236 105.0 25.3 11.0 2004 02 20 14 43.09 -09 45.8 1.717 2.245 109.1 24.6 10.9 2004 02 25 14 46.14 -09 41.2 1.669 2.254 113.4 23.8 10.8 2004 03 01 14 48.49 -09 32.8 1.623 2.263 117.9 22.8 10.8 2004 03 06 14 50.11 -09 20.8 1.579 2.272 122.5 21.6 10.7 2004 03 11 14 50.96 -09 05.2 1.538 2.281 127.3 20.3 10.6 2004 03 16 14 51.03 -08 46.2 1.500 2.291 132.3 18.7 10.5 2004 03 21 14 50.30 -08 24.1 1.466 2.301 137.4 17.0 10.4 2004 03 26 14 48.81 -07 59.2 1.436 2.310 142.7 15.2 10.3 2004 03 31 14 46.59 -07 32.2 1.411 2.320 148.1 13.2 10.2 2004 04 05 14 43.71 -07 03.7 1.392 2.330 153.5 11.0 10.1 2004 04 10 14 40.26 -06 34.3 1.377 2.340 158.9 8.9 10.0 2004 04 15 14 36.35 -06 04.8 1.369 2.350 164.1 6.7 9.9 2004 04 20 14 32.10 -05 36.1 1.367 2.360 168.5 4.9 9.8 2004 04 25 14 27.68 -05 09.2 1.372 2.371 171.0 3.8 9.8 2004 04 30 14 23.24 -04 44.8 1.383 2.381 169.8 4.3 9.8 2004 05 05 14 18.94 -04 23.8 1.400 2.391 166.0 5.9 9.9 2004 05 10 14 14.89 -04 06.6 1.424 2.402 161.1 7.8 10.1 2004 05 15 14 11.23 -03 53.6 1.454 2.412 155.9 9.8 10.2 2004 05 20 14 08.05 -03 45.2 1.489 2.423 150.7 11.8 10.4 2004 05 25 14 05.43 -03 41.6 1.530 2.433 145.5 13.6 10.5 2004 05 30 14 03.42 -03 42.6 1.575 2.444 140.4 15.3 10.6 2004 06 04 14 02.05 -03 48.0 1.625 2.454 135.5 16.8 10.8 2004 06 09 14 01.33 -03 57.7 1.679 2.465 130.7 18.2 10.9 2004 06 14 14 01.24 -04 11.3 1.737 2.475 126.1 19.4 11.0 2004 06 19 14 01.78 -04 28.5 1.798 2.486 121.6 20.4 11.1 2004 06 24 14 02.93 -04 49.0 1.861 2.496 117.3 21.2 11.2 2004 06 29 14 04.64 -05 12.4 1.927 2.507 113.1 21.9 11.3 2004 07 04 14 06.90 -05 38.3 1.995 2.517 109.1 22.4 11.4 2004 07 09 14 09.66 -06 06.5 2.064 2.528 105.2 22.8 11.5 2004 07 14 14 12.89 -06 36.5 2.134 2.538 101.4 23.1 11.6 2004 07 19 14 16.56 -07 08.2 2.206 2.549 97.7 23.3 11.7 2004 07 24 14 20.65 -07 41.2 2.279 2.559 94.0 23.3 11.8
Back to Bright Minor Planets
Astronomical Headlines
Index
