"Pseudo-MPEC" for C/2007 U12
Created Sat May 25 16:15:01 2013 using Find_Orb
Astrometry:
CK07U120 3S2007 10 30.17922 14 00 35.1 -15 52 58 61635249
CK07U120 3s2007 10 30.17922 2 -0.00899176 -0.00218273 -0.00056736 61635249
CK07U120 3S2007 10 30.19588 14 00 56.2 -15 51 44 61635249
CK07U120 3s2007 10 30.19588 2 -0.00898987 -0.00218624 -0.00056844 61635249
CK07U120 3S2007 10 30.22088 14 01 30.5 -15 50 10 61635249
CK07U120 3s2007 10 30.22088 2 -0.00898704 -0.00219152 -0.00057006 61635249
CK07U120 3S2007 10 30.23755 14 01 50.9 -15 49 15 61635249
CK07U120 3s2007 10 30.23755 2 -0.00898514 -0.00219503 -0.00057114 61635249
CK07U120 3S2007 10 30.26255 14 02 20.6 -15 45 40 61635249
CK07U120 3s2007 10 30.26255 2 -0.00898230 -0.00220031 -0.00057277 61635249
CK07U120 3S2007 10 30.27922 14 02 42.6 -15 44 38 61635249
CK07U120 3s2007 10 30.27922 2 -0.00898040 -0.00220382 -0.00057385 61635249
CK07U120 3S2007 10 30.30423 14 03 12.1 -15 42 37 61635249
CK07U120 3s2007 10 30.30423 2 -0.00897755 -0.00220910 -0.00057548 61635249
CK07U120 3S2007 10 30.32088 14 03 33.3 -15 41 00 61635249
CK07U120 3s2007 10 30.32088 2 -0.00897565 -0.00221262 -0.00057656 61635249
CK07U120 3S2007 10 30.34589 14 04 05.8 -15 39 04 61635249
CK07U120 3s2007 10 30.34589 2 -0.00897279 -0.00221790 -0.00057819 61635249
CK07U120 3S2007 10 30.36255 14 04 29.3 -15 37 36 61635249
CK07U120 3s2007 10 30.36255 2 -0.00897088 -0.00222142 -0.00057928 61635249
CK07U120 3S2007 10 30.38755 14 05 02.0 -15 35 09 61635249
CK07U120 3s2007 10 30.38755 2 -0.00896802 -0.00222670 -0.00058091 61635249
CK07U120 3S2007 10 30.40424 14 05 24.1 -15 33 49 61635249
CK07U120 3s2007 10 30.40424 2 -0.00896610 -0.00223023 -0.00058200 61635249
CK07U120 3S2007 10 30.44594 14 06 22.1 -15 29 14 61635249
CK07U120 3s2007 10 30.44594 2 -0.00896131 -0.00223905 -0.00058472 61635249
CK07U120 3S2007 10 30.47089 14 06 54.0 -15 27 21 61635249
CK07U120 3s2007 10 30.47089 2 -0.00895844 -0.00224433 -0.00058635 61635249
CK07U120 3S2007 10 30.48755 14 07 15.2 -15 25 32 61636249
CK07U120 3s2007 10 30.48755 2 -0.00895652 -0.00224785 -0.00058744 61636249
CK07U120 3S2007 10 30.51256 14 07 48.9 -15 22 53 61636249
CK07U120 3s2007 10 30.51256 2 -0.00895363 -0.00225315 -0.00058908 61636249
CK07U120 3S2007 10 30.52922 14 08 12.3 -15 21 14 61636249
CK07U120 3s2007 10 30.52922 2 -0.00895170 -0.00225667 -0.00059017 61636249
CK07U120 3S2007 10 30.57089 14 09 08.6 -15 17 14 61636249
CK07U120 3s2007 10 30.57089 2 -0.00894688 -0.00226550 -0.00059290 61636249
CK07U120 3S2007 10 30.59589 14 09 43.0 -15 14 15 61636249
CK07U120 3s2007 10 30.59589 2 -0.00894398 -0.00227079 -0.00059454 61636249
CK07U120 3S2007 10 30.61255 14 10 08.2 -15 11 52 61636249
CK07U120 3s2007 10 30.61255 2 -0.00894204 -0.00227433 -0.00059563 61636249
CK07U120 3S2007 10 30.63756 14 10 45.0 -15 09 15 61636249
CK07U120 3s2007 10 30.63756 2 -0.00893913 -0.00227962 -0.00059727 61636249
CK07U120 3S2007 10 30.65422 14 11 06.4 -15 07 08 61636249
CK07U120 3s2007 10 30.65422 2 -0.00893719 -0.00228316 -0.00059837 61636249
CK07U120 3S2007 10 30.67922 14 11 45.1 -15 03 39 61636249
CK07U120 3s2007 10 30.67922 2 -0.00893428 -0.00228846 -0.00060001 61636249
CK07U120 3S2007 10 30.69591 14 12 04.0 -15 01 58 x 61636249
CK07U120 3s2007 10 30.69591 2 -0.00893233 -0.00229200 -0.00060111 61636249
CK07U120 2S2007 10 30.71258 14 12 33.6 -15 00 37 61636249
CK07U120 2s2007 10 30.71258 2 -0.00893038 -0.00229554 -0.00060221 61636249
CK07U120 3S2007 10 30.72088 14 12 47.5 -14 58 35 61636249
CK07U120 3s2007 10 30.72088 2 -0.00892941 -0.00229730 -0.00060275 61636249
CK07U120 2S2007 10 30.72645 14 12 52.1 -14 58 57 61636249
CK07U120 2s2007 10 30.72645 2 -0.00892876 -0.00229849 -0.00060312 61636249
CK07U120 2S2007 10 30.74311 14 13 18.1 -14 56 32 61636249
CK07U120 2s2007 10 30.74311 2 -0.00892681 -0.00230202 -0.00060422 61636249
CK07U120 2S2007 10 30.75422 14 13 35.3 -14 54 51 61636249
CK07U120 2s2007 10 30.75422 2 -0.00892551 -0.00230438 -0.00060495 61636249
CK07U120 2S2007 10 30.76811 14 13 56.8 -14 52 50 61636249
CK07U120 2s2007 10 30.76811 2 -0.00892388 -0.00230733 -0.00060587 61636249
CK07U120 2S2007 10 30.78478 14 14 21.9 -14 51 05 61636249
CK07U120 2s2007 10 30.78478 2 -0.00892192 -0.00231087 -0.00060696 61636249
Station data:
(249) SOHO.
Orbital elements: C/2007 U12
Perihelion 2007 Oct 31.164459 +/- 0.0619 TT = 3:56:49 (JD 2454404.664459)
Epoch 2007 Oct 30.0 TT = JDT 2454403.5 Earth MOID: 0.7066 Find_Orb
M 349.3558 +/- 5.2
n 9.1408337 +/- 5.99 Peri. 77.6683 +/- 1.8
a 0.2265403 +/- 0.0999 Node 18.9801 +/- 7
e 0.943576 +/- 0.0274 Incl. 138.7135 +/- 2.3
P 0.11/ 39.38d U 13.9
q 0.0127822 +/- 0.00408 Q 0.4402984 +/- 1.23
30 of 31 observations 2007 Oct. 30 (14.5 hr); mean residual 19".510.
Residuals in arcseconds:
071030 249 18.0- 8.38+ 071030 249 4.84+ 9.95- 071030 249 10.5+ 41.1+
071030 249 11.6- 2.48+ 071030 249 42.0+ 25.2+ 071030 249(68.7- 19.5+)
071030 249 33.5+ 25.2- 071030 249 18.5+ 9.29- 071030 249 5.19+ 24.2-
071030 249 26.1+ 52.6- 071030 249 .918- .571- 071030 249 29.0+ 34.8+
071030 249 .360- 36.9+ 071030 249 6.37- 5.13+ 071030 249 23.9- 29.8-
071030 249 11.9+ 14.0+ 071030 249 1.41+ .114+ 071030 249 6.36- 13.7-
071030 249 23.2- 5.52+ 071030 249 19.9- 27.1- 071030 249 1.99+ .107-
071030 249 25.8- 15.0+ 071030 249 29.7- 13.4- 071030 249 10.8+ 10.0+
071030 249 23.2- 2.70- 071030 249 5.92- 17.2+ 071030 249 8.94+ 20.5-
071030 249 3.35+ 5.19- 071030 249 10.9+ 1.91+
071030 249 3.13+ 3.76+ 071030 249 25.7- 11.7+