"Pseudo-MPEC" for C/2009 W3
Created Tue Jun 4 14:49:12 2013 using Find_Orb
Astrometry:
CK09W030 3S2009 11 16.59587 15 20 23.9 -22 29 22 x 70615249
CK09W030 3s2009 11 16.59587 2 -0.00326495 -0.00753985 -0.00262349 70615249
CK09W030 3S2009 11 16.63767 15 20 58.6 -22 22 14 70615249
CK09W030 3s2009 11 16.63767 2 -0.00325407 -0.00754553 -0.00262660 70615249
CK09W030 3S2009 11 16.65689 15 21 20.7 -22 18 55 70615249
CK09W030 3s2009 11 16.65689 2 -0.00324907 -0.00754813 -0.00262802 70615249
CK09W030 3S2009 11 16.67909 15 21 37.0 -22 15 24 70615249
CK09W030 3s2009 11 16.67909 2 -0.00324329 -0.00755114 -0.00262967 70615249
CK09W030 3S2009 11 16.69589 15 21 58.2 -22 12 47 70615249
CK09W030 3s2009 11 16.69589 2 -0.00323892 -0.00755341 -0.00263092 70615249
CK09W030 3S2009 11 16.72087 15 22 23.1 -22 07 38 70615249
CK09W030 3s2009 11 16.72087 2 -0.00323241 -0.00755679 -0.00263277 70615249
CK09W030 3S2009 11 16.73755 15 22 36.5 -22 05 16 70615249
CK09W030 3s2009 11 16.73755 2 -0.00322806 -0.00755904 -0.00263400 70615249
CK09W030 3S2009 11 16.76254 15 23 03.0 -22 01 23 70615249
CK09W030 3s2009 11 16.76254 2 -0.00322155 -0.00756240 -0.00263585 70615249
CK09W030 3S2009 11 16.77921 15 23 20.0 -21 58 43 70615249
CK09W030 3s2009 11 16.77921 2 -0.00321721 -0.00756465 -0.00263708 70615249
CK09W030 3S2009 11 16.82087 15 23 57.9 -21 51 21 70615249
CK09W030 3s2009 11 16.82087 2 -0.00320635 -0.00757024 -0.00264015 70615249
CK09W030 3S2009 11 16.84589 15 24 26.4 -21 46 18 70615249
CK09W030 3s2009 11 16.84589 2 -0.00319983 -0.00757360 -0.00264200 70615249
CK09W030 3S2009 11 16.86254 15 24 39.1 -21 43 00 70615249
CK09W030 3s2009 11 16.86254 2 -0.00319549 -0.00757583 -0.00264323 70615249
CK09W030 3S2009 11 16.88767 15 25 06.9 -21 38 08 70615249
CK09W030 3s2009 11 16.88767 2 -0.00318893 -0.00757919 -0.00264508 70615249
CK09W030 3S2009 11 16.90421 15 25 22.7 -21 35 22 70615249
CK09W030 3s2009 11 16.90421 2 -0.00318462 -0.00758140 -0.00264629 70615249
CK09W030 3S2009 11 16.92921 15 25 48.4 -21 30 01 70615249
CK09W030 3s2009 11 16.92921 2 -0.00317810 -0.00758473 -0.00264813 70615249
CK09W030 3S2009 11 16.97096 15 26 28.2 -21 21 48 70615249
CK09W030 3s2009 11 16.97096 2 -0.00316720 -0.00759029 -0.00265119 70615249
CK09W030 3S2009 11 17.01254 15 27 10.1 -21 13 14 70615249
CK09W030 3s2009 11 17.01254 2 -0.00315635 -0.00759580 -0.00265424 70615249
CK09W030 3S2009 11 17.02921 15 27 25.6 -21 09 35 70615249
CK09W030 3s2009 11 17.02921 2 -0.00315200 -0.00759801 -0.00265546 70615249
CK09W030 3S2009 11 17.07087 15 28 07.5 -21 00 53 70615249
CK09W030 3s2009 11 17.07087 2 -0.00314112 -0.00760352 -0.00265851 70615249
CK09W030 3S2009 11 17.09587 15 28 32.6 -20 54 41 70615249
CK09W030 3s2009 11 17.09587 2 -0.00313459 -0.00760682 -0.00266034 70615249
CK09W030 3S2009 11 17.11256 15 28 48.0 -20 51 15 70615249
CK09W030 3s2009 11 17.11256 2 -0.00313023 -0.00760902 -0.00266155 70615249
CK09W030 3S2009 11 17.13768 15 29 12.2 -20 45 04 70615249
CK09W030 3s2009 11 17.13768 2 -0.00312367 -0.00761232 -0.00266339 70615249
CK09W030 2S2009 11 17.14587 15 29 22.1 -20 43 14 70615249
CK09W030 2s2009 11 17.14587 2 -0.00312152 -0.00761341 -0.00266399 70615249
CK09W030 2S2009 11 17.16254 15 29 38.4 -20 38 54 70616249
CK09W030 2s2009 11 17.16254 2 -0.00311717 -0.00761560 -0.00266520 70616249
CK09W030 2S2009 11 17.17087 15 29 46.8 -20 36 45 70616249
CK09W030 2s2009 11 17.17087 2 -0.00311499 -0.00761669 -0.00266581 70616249
CK09W030 2S2009 11 17.18754 15 30 02.3 -20 32 20 70616249
CK09W030 2s2009 11 17.18754 2 -0.00311063 -0.00761887 -0.00266702 70616249
CK09W030 2S2009 11 17.20421 15 30 18.0 -20 28 00 70616249
CK09W030 2s2009 11 17.20421 2 -0.00310628 -0.00762106 -0.00266823 70616249
CK09W030 2S2009 11 17.21254 15 30 25.6 -20 25 44 70616249
CK09W030 2s2009 11 17.21254 2 -0.00310410 -0.00762215 -0.00266884 70616249
CK09W030 2S2009 11 17.22921 15 30 42.2 -20 20 53 70616249
CK09W030 2s2009 11 17.22921 2 -0.00309974 -0.00762433 -0.00267005 70616249
Station data:
(249) SOHO.
Orbital elements: C/2009 W3
Perihelion 2009 Nov 17.446420 +/- 0.00472 TT; Constraint: e=1
Epoch 2009 Nov 17.0 TT = JDT 2455152.5 Earth MOID: 0.5135 Find_Orb
q 0.00748260 +/- 0.000108
Peri. 61.01699 +/- 1.4
Node 337.56048 +/- 2.2
e 1.0 +/- 0 Incl. 137.12253 +/- 0.10
28 of 29 observations 2009 Nov. 16-17 (14.2 hr); mean residual 16".691.
Residuals in arcseconds:
091116 249(83.2+ 25.2-) 091116 249 19.6+ 7.05- 091117 249 12.9- 11.1-
091116 249 6.93- 1.78- 091116 249 33.4- 5.57+ 091117 249 18.3- 2.07-
091116 249 36.6+ 8.28+ 091116 249 6.81+ 13.5+ 091117 249 8.52+ 12.8-
091116 249 41.3- 1.35- 091116 249 1.60- 10.3- 091117 249 9.95+ 2.92-
091116 249 22.7+ 13.1- 091116 249 11.0+ 19.1+ 091117 249 14.7+ 1.26-
091116 249 25.8+ 42.1+ 091116 249 11.4- 11.6+ 091117 249 6.89+ 3.84+
091116 249 17.2- 12.6+ 091117 249 1.75- 8.34+ 091117 249 3.62+ 3.34-
091116 249 7.61+ 14.5- 091117 249 15.8- 14.1+ 091117 249 .692- 3.80-
091116 249 14.6+ 30.2- 091117 249 5.58- 13.0- 091117 249 12.1+ 7.70+
091116 249 32.0- 35.5- 091117 249 1.02+ 17.0+