"Pseudo-MPEC" for C/2001 Q9

Created Mon Jul 8 16:48:38 2013 using Find_Orb

• Astrometry
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
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Astrometry:
    CK01Q090 3S2001 08 16.22135 09 24 18.4  +12 31 37                   54525249
    CK01Q090 3s2001 08 16.22135 2 -0.00888860 +0.00224722 +0.00148020   54525249
    CK01Q090 3S2001 08 16.23758 09 24 34.5  +12 33 03                   54525249
    CK01Q090 3s2001 08 16.23758 2 -0.00889075 +0.00224395 +0.00147839   54525249
    CK01Q090 3S2001 08 16.28052 09 25 27.5  +12 36 10                   54525249
    CK01Q090 3s2001 08 16.28052 2 -0.00889642 +0.00223531 +0.00147360   54525249
    CK01Q090 3S2001 08 16.36449 09 27 07.4  +12 43 16                   54525249
    CK01Q090 3s2001 08 16.36449 2 -0.00890748 +0.00221842 +0.00146423   54525249
    CK01Q090 3S2001 08 16.38820 09 27 37.3  +12 44 51                   54525249
    CK01Q090 3s2001 08 16.38820 2 -0.00891059 +0.00221364 +0.00146158   54525249
    CK01Q090 3S2001 08 16.40423 09 27 59.7  +12 46 14                   54525249
    CK01Q090 3s2001 08 16.40423 2 -0.00891270 +0.00221042 +0.00145979   54525249
    CK01Q090 3S2001 08 16.44732 09 28 54.8  +12 49 48                   54525249
    CK01Q090 3s2001 08 16.44732 2 -0.00891834 +0.00220174 +0.00145498   54525249
    CK01Q090 3S2001 08 16.47117 09 29 27.0  +12 52 05                   54525249
    CK01Q090 3s2001 08 16.47117 2 -0.00892146 +0.00219694 +0.00145231   54525249
    CK01Q090 3S2001 08 16.48756 09 29 50.5  +12 52 59                   54525249
    CK01Q090 3s2001 08 16.48756 2 -0.00892360 +0.00219364 +0.00145048   54525249
    CK01Q090 3S2001 08 16.57183 09 31 52.6  +13 01 25                   54525249
    CK01Q090 3s2001 08 16.57183 2 -0.00893457 +0.00217667 +0.00144106   54525249
    CK01Q090 3S2001 08 16.61365 09 32 53.4  +13 05 30           x       54525249
    CK01Q090 3s2001 08 16.61365 2 -0.00894000 +0.00216825 +0.00143638   54525249
    CK01Q090 3S2001 08 16.63756 09 33 36.4  +13 07 52                   54525249
    CK01Q090 3s2001 08 16.63756 2 -0.00894310 +0.00216343 +0.00143371   54525249
    CK01Q090 3S2001 08 16.65423 09 34 01.7  +13 09 43                   54525249
    CK01Q090 3s2001 08 16.65423 2 -0.00894525 +0.00216008 +0.00143184   54525249

Station data:
(249) SOHO.

Orbital elements:  C/2001 Q9
   Perihelion 2001 Aug 16.946453 +/- 0.0117 TT;  Constraint: e=1
Epoch 2001 Aug 17.0 TT = JDT 2452138.5   Earth MOID: 0.4765   Find_Orb
q   0.0081880053 +/- 0.00194
                                    Peri.   68.15815306 +/- 8
                                    Node   353.41657381 +/- 6
e   1.0 +/- 0                       Incl.  144.88646292 +/- 0.8
12 of 13 observations 2001 Aug. 16 (10.4 hr); mean residual 13".091.

Residuals in arcseconds:
010816 249 11.9+ 3.94-    010816 249 15.5+ .451-    010816 249(48.7- 4.91+)   
010816 249 24.1- 8.37+    010816 249 6.20- 7.96-    010816 249 14.8+ 1.64+    
010816 249 19.8+ 2.94-    010816 249 6.53- 3.40+    010816 249 20.4- 9.28+    
010816 249 11.1- 20.0+    010816 249 7.38+ 30.3-    
010816 249 11.6- 2.74-    010816 249 10.5+ 6.15+