"Pseudo-MPEC" for C/2009 D2
Created Sat May 25 15:19:29 2013 using Find_Orb
Astrometry:
CK09D020 4S2009 02 18.51656 01 14 07.1 +03 31 31 67928C49
CK09D020 4s2009 02 18.51656 2 -0.08275390 -0.66068372 -0.28725289 67928C49
CK09D020 4S2009 02 18.57212 01 13 29.8 +03 36 17 67928C49
CK09D020 4s2009 02 18.57212 2 -0.08202699 -0.66078912 -0.28729641 67928C49
CK09D020 4S2009 02 18.59990 01 13 05.8 +03 38 49 67928C49
CK09D020 4s2009 02 18.59990 2 -0.08166348 -0.66084159 -0.28731807 67928C49
CK09D020 4S2009 02 18.62767 01 12 51.4 +03 42 39 67928C49
CK09D020 4s2009 02 18.62767 2 -0.08129994 -0.66089389 -0.28733965 67928C49
CK09D020 4S2009 02 18.65545 01 12 30.5 +03 44 06 67928C49
CK09D020 4s2009 02 18.65545 2 -0.08093636 -0.66094603 -0.28736117 67928C49
CK09D020 4S2009 02 18.68323 01 12 11.0 +03 44 38 67928C49
CK09D020 4s2009 02 18.68323 2 -0.08057274 -0.66099800 -0.28738261 67928C49
CK09D020 4S2009 02 18.71101 01 11 45.9 +03 49 26 67928C49
CK09D020 4s2009 02 18.71101 2 -0.08020909 -0.66104982 -0.28740399 67928C49
CK09D020 4S2009 02 18.76656 01 11 04.1 +03 52 30 67928C49
CK09D020 4s2009 02 18.76656 2 -0.07948167 -0.66115297 -0.28744653 67928C49
CK09D020 3S2009 02 19.17921 22 27 31.2 -12 11 10 66427249
CK09D020 3s2009 02 19.17921 2 +0.00865677 -0.00595470 -0.00346637 66427249
CK09D020 3S2009 02 19.19587 22 27 15.0 -12 07 36 66427249
CK09D020 3s2009 02 19.19587 2 +0.00865736 -0.00595416 -0.00346597 66427249
CK09D020 3S2009 02 19.22087 22 26 51.5 -12 04 34 66427249
CK09D020 3s2009 02 19.22087 2 +0.00865823 -0.00595335 -0.00346537 66427249
CK09D020 3S2009 02 19.23756 22 26 33.6 -12 02 57 66427249
CK09D020 3s2009 02 19.23756 2 +0.00865882 -0.00595280 -0.00346497 66427249
CK09D020 3S2009 02 19.26254 22 26 08.1 -11 59 54 66427249
CK09D020 3s2009 02 19.26254 2 +0.00865970 -0.00595199 -0.00346437 66427249
CK09D020 3S2009 02 19.27921 22 25 46.6 -11 57 41 66427249
CK09D020 3s2009 02 19.27921 2 +0.00866028 -0.00595144 -0.00346397 66427249
CK09D020 3S2009 02 19.32087 22 25 07.7 -11 52 57 66427249
CK09D020 3s2009 02 19.32087 2 +0.00866175 -0.00595008 -0.00346297 66427249
CK09D020 3S2009 02 19.34588 22 24 36.9 -11 49 52 66427249
CK09D020 3s2009 02 19.34588 2 +0.00866262 -0.00594926 -0.00346236 66427249
CK09D020 3S2009 02 19.36254 22 24 14.4 -11 48 10 66427249
CK09D020 3s2009 02 19.36254 2 +0.00866321 -0.00594871 -0.00346196 66427249
CK09D020 3S2009 02 19.38754 22 23 49.7 -11 46 46 x 66427249
CK09D020 3s2009 02 19.38754 2 +0.00866409 -0.00594789 -0.00346135 66427249
CK09D020 3S2009 02 19.40421 22 23 25.7 -11 42 55 66427249
CK09D020 3s2009 02 19.40421 2 +0.00866468 -0.00594734 -0.00346095 66427249
Station data:
(249) SOHO.
(C49) STEREO-A.
Orbital elements: C/2009 D2
Perihelion 2009 Feb 19.772503 +/- 0.00898 TT = 18:32:24 (JD 2454882.272503)
Epoch 2009 Feb 19.0 TT = JDT 2454881.5 Earth MOID: 0.4770 Find_Orb
q 0.0073457 +/- 0.00108
Peri. 68.8079 +/- 3.6
Node 354.9117 +/- 1.8
e 1.008260 +/- 0.00345 Incl. 144.1882 +/- 0.21
18 of 19 observations 2009 Feb. 18-19 (21.3 hr); mean residual 37".119.
Residuals in arcseconds:
090218 C49 .787- 60.1- 090218 C49 37.4- 4.37- 090219 249 55.9+ 6.89+
090218 C49 19.2+ 34.7- 090219 249 9.73- 89.2- 090219 249 17.2+ 9.33+
090218 C49 46.4- 14.4- 090219 249 4.97- 10.5+ 090219 249 31.7- 11.6-
090218 C49 34.6+ 83.1+ 090219 249 19.9+ 19.5+ 090219 249(37.9+ 114-)
090218 C49 21.8+ 36.5+ 090219 249 8.17+ .150+ 090219 249 19.2- 8.79-
090218 C49 33.2+ 66.1- 090219 249 16.1+ 7.49+
090218 C49 35.8- 86.2+ 090219 249 39.8- 22.2+