"Pseudo-MPEC" for C/2008 C4
Created Sat May 25 15:46:33 2013 using Find_Orb
Astrometry:
CK08C040 4S2008 02 03.43323 22 52 16.9 -11 21 23 62549C49
CK08C040 4s2008 02 03.43323 2 -0.19720072 -0.28429272 -0.12521634 62549C49
CK08C040 4S2008 02 03.46101 22 51 52.3 -11 18 30 62549C49
CK08C040 4s2008 02 03.46101 2 -0.19704750 -0.28439291 -0.12525917 62549C49
CK08C040 4S2008 02 03.48879 22 51 38.2 -11 16 25 62549C49
CK08C040 4s2008 02 03.48879 2 -0.19689422 -0.28449303 -0.12530197 62549C49
CK08C040 4S2008 02 03.51656 22 51 17.9 -11 12 47 62549C49
CK08C040 4s2008 02 03.51656 2 -0.19674089 -0.28459308 -0.12534474 62549C49
CK08C040 4S2008 02 03.54434 22 50 45.0 -11 08 56 62549C49
CK08C040 4s2008 02 03.54434 2 -0.19658749 -0.28469307 -0.12538748 62549C49
CK08C040 4S2008 02 03.57212 22 50 28.7 -11 04 56 62549C49
CK08C040 4s2008 02 03.57212 2 -0.19643404 -0.28479300 -0.12543020 62549C49
CK08C040 3S2008 02 03.82090 21 22 18.2 -18 16 06 62549249
CK08C040 3s2008 02 03.82090 2 +0.00903363 -0.00543068 -0.00319328 62549249
CK08C040 3S2008 02 03.84589 21 22 02.1 -18 11 52 62549249
CK08C040 3s2008 02 03.84589 2 +0.00903475 -0.00542961 -0.00319314 62549249
CK08C040 3S2008 02 03.86255 21 21 41.6 -18 08 41 62549249
CK08C040 3s2008 02 03.86255 2 +0.00903549 -0.00542889 -0.00319305 62549249
CK08C040 3S2008 02 03.88779 21 21 12.8 -18 05 23 62549249
CK08C040 3s2008 02 03.88779 2 +0.00903663 -0.00542781 -0.00319292 62549249
CK08C040 3S2008 02 03.90422 21 21 00.0 -18 03 11 62549249
CK08C040 3s2008 02 03.90422 2 +0.00903736 -0.00542711 -0.00319283 62549249
CK08C040 3S2008 02 03.92923 21 20 46.8 -17 59 27 62549249
CK08C040 3s2008 02 03.92923 2 +0.00903848 -0.00542604 -0.00319269 62549249
CK08C040 3S2008 02 03.97099 21 20 06.3 -17 50 23 62549249
CK08C040 3s2008 02 03.97099 2 +0.00904034 -0.00542425 -0.00319246 62549249
CK08C040 3S2008 02 03.98756 21 19 48.4 -17 47 03 62549249
CK08C040 3s2008 02 03.98756 2 +0.00904108 -0.00542354 -0.00319236 62549249
CK08C040 3S2008 02 04.01255 21 19 22.6 -17 42 53 62549249
CK08C040 3s2008 02 04.01255 2 +0.00904219 -0.00542247 -0.00319223 62549249
CK08C040 3S2008 02 04.02923 21 19 05.7 -17 40 19 62549249
CK08C040 3s2008 02 04.02923 2 +0.00904293 -0.00542176 -0.00319213 62549249
CK08C040 3S2008 02 04.05422 21 18 41.6 -17 35 56 62549249
CK08C040 3s2008 02 04.05422 2 +0.00904405 -0.00542069 -0.00319199 62549249
CK08C040 3S2008 02 04.07089 21 18 21.4 -17 32 08 62549249
CK08C040 3s2008 02 04.07089 2 +0.00904479 -0.00541997 -0.00319190 62549249
CK08C040 3S2008 02 04.09588 21 17 54.6 -17 27 29 62549249
CK08C040 3s2008 02 04.09588 2 +0.00904589 -0.00541890 -0.00319176 62549249
Station data:
(249) SOHO.
(C49) STEREO-A.
Orbital elements: C/2008 C4
Perihelion 2008 Feb 4.406727 +/- 0.0141 TT = 9:45:41 (JD 2454500.906727)
Epoch 2008 Feb 4.0 TT = JDT 2454500.5 Earth MOID: 0.5932 Find_Orb
M 359.1449 +/- 0.6
n 2.1021810 +/- 1.56 Peri. 70.8264 +/- 11
a 0.6035167 +/- 0.309 Node 343.4247 +/- 7
e 0.991451 +/- 0.00123 Incl. 138.3816 +/- 0.7
P 0.47/171.25d U 13.0
q 771841.03 +/- 313018 Q 1.2018739 +/- 0.463
From 19 observations 2008 Feb. 3-4 (15.9 hr); mean residual 44".204.
Residuals in arcseconds:
080203 C49 2.75+ 21.1+ 080203 249 89.5+ .110+ 080204 249 9.15- 25.6+
080203 C49 50.5- 7.74+ 080203 249 1.28- 26.8+ 080204 249 8.88- 1.83-
080203 C49 55.0+ 55.1- 080203 249 101- 26.8- 080204 249 19.2+ 14.9-
080203 C49 73.6+ 26.6- 080203 249 76.7- 60.4- 080204 249 13.7- 25.9+
080203 C49 88.3- 13.3+ 080203 249 56.2+ 91.3- 080204 249 1.13- 19.5+
080203 C49 1.14- 60.4+ 080203 249 34.2+ 18.9+
080203 249 22.5+ 9.81- 080203 249 6.64+ 43.6+