"Pseudo-MPEC" for C/1997 X7

Created Sun Jun 9 09:37:23 2013 using Find_Orb

• Astrometry
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
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Astrometry:
    CJ97X070 2S1997 12 15.41326 17 32 45.8  -22 14 12                   56737249
    CJ97X070 2s1997 12 15.41326 2 -0.00355126 -0.00914949 -0.00482554   56737249
    CJ97X070 2S1997 12 15.43548 17 32 37.8  -22 07 13                   56737249
    CJ97X070 2s1997 12 15.43548 2 -0.00355011 -0.00914985 -0.00482536   56737249
    CJ97X070 2S1997 12 15.45493 17 32 31.9  -22 01 14                   56737249
    CJ97X070 2s1997 12 15.45493 2 -0.00354910 -0.00915016 -0.00482520   56737249
    CJ97X070 2S1997 12 15.47715 17 32 24.0  -21 54 43                   56737249
    CJ97X070 2s1997 12 15.47715 2 -0.00354795 -0.00915052 -0.00482502   56737249
    CJ97X070 2S1997 12 15.49659 17 32 17.9  -21 48 56                   56737249
    CJ97X070 2s1997 12 15.49659 2 -0.00354694 -0.00915084 -0.00482486   56737249
    CJ97X070 2S1997 12 15.51881 17 32 11.1  -21 42 36                   56737249
    CJ97X070 2s1997 12 15.51881 2 -0.00354579 -0.00915120 -0.00482468   56737249
    CJ97X070 2S1997 12 15.53826 17 32 02.7  -21 38 13                   56737249
    CJ97X070 2s1997 12 15.53826 2 -0.00354478 -0.00915152 -0.00482452   56737249
    CJ97X070 2S1997 12 15.56049 17 31 55.0  -21 32 49                   56737249
    CJ97X070 2s1997 12 15.56049 2 -0.00354362 -0.00915188 -0.00482434   56737249
    CJ97X070 2S1997 12 15.57992 17 31 50.6  -21 28 14                   56737249
    CJ97X070 2s1997 12 15.57992 2 -0.00354261 -0.00915220 -0.00482418   56737249

Station data:
(249) SOHO.

Orbital elements:  C/1997 X7
   Perihelion 1997 Dec 15.289854 +/- 0.00811 TT;  Constraint: e=1
Epoch 1997 Dec 15.0 TT = JDT 2450797.5   Earth MOID: 0.1677   Ve: 0.0756
q406108.893 +/- 11943               Me: 0.0434                Find_Orb
                                    Peri.  340.46456 +/- 6
                                    Node     6.37962 +/- 10
e   1.0 +/- 0                       Incl.  134.30669 +/- 4.7
From 9 observations 1997 Dec. 15 (4.0 hr); mean residual 12".486.
LAUNCH at  15 Dec 1997  7:13:50.99 lat +44.80084 lon  11.21440

Residuals in arcseconds:
971215 249 2.14- 12.5+    971215 249 .310+ 13.5-    971215 249 10.4- 2.02-    
971215 249 7.54- 10.4-    971215 249 7.63+ 8.37+    971215 249 17.0- 6.28-    
971215 249 3.83+ 13.6-    971215 249 17.0+ 33.2+    971215 249 8.14+ 8.34-