(14) Irene
Orbital Elements
The following orbital elements are taken from MPO 595
(14) Irene
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 Goffin
M 346.01524 (2000.0) P Q
n 0.23707708 Peri. 96.30598 -0.98633399 +0.04679112
a 2.5854908 Node 86.45520 -0.10748665 -0.90942304
e 0.1675602 Incl. 9.10690 +0.12486743 -0.41323157
P 4.16 H 6.30 G 0.15 U 0
From 1765 observations at 84 oppositions, 1851-2000, mean residual 0".54.
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 2009 01 21 13 58.93 -00 56.2 1.865 2.153 92.9 27.2 10.5 2009 01 26 14 05.16 -01 11.3 1.808 2.152 96.4 27.0 10.5 2009 01 31 14 10.94 -01 22.9 1.752 2.152 99.9 26.8 10.4 2009 02 05 14 16.23 -01 30.9 1.696 2.153 103.6 26.4 10.3 2009 02 10 14 20.98 -01 35.5 1.642 2.153 107.4 25.9 10.2 2009 02 15 14 25.15 -01 36.5 1.589 2.154 111.3 25.3 10.1 2009 02 20 14 28.68 -01 33.9 1.538 2.155 115.4 24.5 10.0 2009 02 25 14 31.52 -01 28.0 1.489 2.156 119.6 23.5 9.9 2009 03 02 14 33.62 -01 18.9 1.442 2.158 123.9 22.4 9.8 2009 03 07 14 34.94 -01 06.8 1.398 2.160 128.4 21.1 9.7 2009 03 12 14 35.46 -00 52.3 1.358 2.162 133.1 19.6 9.6 2009 03 17 14 35.16 -00 35.6 1.321 2.164 137.9 18.0 9.5 2009 03 22 14 34.04 -00 17.4 1.288 2.167 142.8 16.2 9.4 2009 03 27 14 32.11 +00 01.6 1.260 2.170 147.7 14.2 9.3 2009 04 01 14 29.45 +00 20.5 1.237 2.173 152.6 12.2 9.2 2009 04 06 14 26.12 +00 38.5 1.219 2.177 157.3 10.2 9.1 2009 04 11 14 22.26 +00 54.6 1.206 2.180 161.6 8.4 9.0 2009 04 16 14 17.99 +01 07.9 1.200 2.184 164.8 6.9 8.9 2009 04 21 14 13.46 +01 17.7 1.199 2.188 166.1 6.3 8.9 2009 04 26 14 08.84 +01 23.1 1.205 2.193 165.1 6.8 8.9 2009 05 01 14 04.32 +01 23.6 1.216 2.197 162.1 8.1 9.0 2009 05 06 14 00.06 +01 18.9 1.234 2.202 158.1 9.9 9.1 2009 05 11 13 56.19 +01 08.8 1.257 2.207 153.5 11.8 9.2 2009 05 16 13 52.84 +00 53.4 1.285 2.212 148.7 13.7 9.4 2009 05 21 13 50.08 +00 33.0 1.318 2.218 143.9 15.6 9.5 2009 05 26 13 47.99 +00 07.9 1.356 2.223 139.1 17.4 9.6 2009 05 31 13 46.61 -00 21.7 1.398 2.229 134.4 19.0 9.7 2009 06 05 13 45.95 -00 55.2 1.444 2.235 129.9 20.4 9.9 2009 06 10 13 46.00 -01 32.1 1.493 2.241 125.5 21.6 10.0 2009 06 15 13 46.74 -02 12.0 1.546 2.247 121.3 22.7 10.1 2009 06 20 13 48.14 -02 54.5 1.600 2.254 117.2 23.6 10.2 2009 06 25 13 50.18 -03 39.2 1.658 2.261 113.2 24.4 10.3 2009 06 30 13 52.82 -04 25.7 1.717 2.268 109.4 25.0 10.4 2009 07 05 13 56.02 -05 13.7 1.778 2.275 105.7 25.5 10.5 2009 07 10 13 59.74 -06 02.8 1.840 2.282 102.2 25.8 10.6 2009 07 15 14 03.94 -06 52.7 1.903 2.289 98.7 26.0 10.7 2009 07 20 14 08.59 -07 43.3 1.967 2.296 95.3 26.1 10.8
