"Pseudo-MPEC" for C/1998 K15

Created Sat Jun 29 15:04:26 2013 using Find_Orb

Astrometry:
    CJ98K150  S1998 05 28.58402 04 19 39.3  +19 46 15                   40882249
    CJ98K150  s1998 05 28.58402 2 +0.00498976 +0.00966845 +0.00319998   40882249
    CJ98K150  S1998 05 28.60215 04 19 37.3  +19 49 13                   40882249
    CJ98K150  s1998 05 28.60215 2 +0.00498898 +0.00966870 +0.00320016   40882249
    CJ98K150  S1998 05 28.62414 04 19 35.0  +19 52 55                   40882249
    CJ98K150  s1998 05 28.62414 2 +0.00498803 +0.00966900 +0.00320038   40882249
    CJ98K150  S1998 05 28.64381 04 19 33.1  +19 56 22                   40882249
    CJ98K150  s1998 05 28.64381 2 +0.00498718 +0.00966928 +0.00320058   40882249
    CJ98K150  S1998 05 28.66537 04 19 31.2  +20 00 06                   40882249
    CJ98K150  s1998 05 28.66537 2 +0.00498625 +0.00966957 +0.00320079   40882249
    CJ98K150  S1998 05 28.72786 04 19 25.6  +20 11 38                   40882249
    CJ98K150  s1998 05 28.72786 2 +0.00498355 +0.00967042 +0.00320141   40882249
    CJ98K150  S1998 05 28.75185 04 19 23.7  +20 16 15                   40882249
    CJ98K150  s1998 05 28.75185 2 +0.00498251 +0.00967075 +0.00320165   40882249
    CJ98K150  S1998 05 28.76881 04 19 22.4  +20 19 33                   40882249
    CJ98K150  s1998 05 28.76881 2 +0.00498178 +0.00967098 +0.00320182   40882249
    CJ98K150  S1998 05 28.79082 04 19 21.2  +20 23 54                   40882249
    CJ98K150  s1998 05 28.79082 2 +0.00498083 +0.00967128 +0.00320204   40882249
    CJ98K150  S1998 05 28.81336 04 19 20.0  +20 28 31                   40882249
    CJ98K150  s1998 05 28.81336 2 +0.00497986 +0.00967158 +0.00320227   40882249

Station data:
(249) SOHO.

Orbital elements:  C/1998 K15
   Perihelion 1998 May 29.114687 +/- 0.00538 TT;  Constraint: e=1
Epoch 1998 May 29.0 TT = JDT 2450962.5   Earth MOID: 0.5615   Find_Orb
q   0.00783117 +/- 6.32e-5
                                    Peri.   85.71463 +/- 1.8
                                    Node     7.42489 +/- 2.2
e   1.0 +/- 0                       Incl.  143.84800 +/- 0.38
From 10 observations 1998 May 28 (5.5 hr); mean residual 1".929.

Residuals in arcseconds:
980528 249 2.28+ 3.28+    980528 249 .884+ 3.62-    980528 249 1.20+ 1.17-    
980528 249 .012- .577-    980528 249 .449- 1.63+    980528 249 1.63+ 2.26-    
980528 249 1.53- 2.77-    980528 249 .792- 3.22+    
980528 249 1.24- .145+    980528 249 1.93- 2.11+