"Pseudo-MPEC" for C/1997 H4

Created Tue Jul 9 15:59:32 2013 using Find_Orb

• Astrometry
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
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Astrometry:
    CJ97H040  S1997 04 21.06534 02 00 47.2  +12 31 47                   45022249
    CJ97H040  s1997 04 21.06534 2 +0.00594740 +0.00809975 +0.00325423   45022249
    CJ97H040  S1997 04 21.10424 02 00 29.7  +12 43 19                   45022249
    CJ97H040  s1997 04 21.10424 2 +0.00594389 +0.00810400 +0.00325493   45022249
    CJ97H040  S1997 04 21.14590 02 00 09.3  +12 54 09           x       45022249
    CJ97H040  s1997 04 21.14590 2 +0.00594014 +0.00810854 +0.00325568   45022249
    CJ97H040  S1997 04 21.16727 01 59 57.2  +13 01 51                   45022249
    CJ97H040  s1997 04 21.16727 2 +0.00593822 +0.00811087 +0.00325607   45022249
    CJ97H040  S1997 04 21.18756 01 59 44.0  +13 06 08                   45022249
    CJ97H040  s1997 04 21.18756 2 +0.00593639 +0.00811308 +0.00325643   45022249
    CJ97H040  S1997 04 21.23965 01 59 11.3  +13 20 14                   45022249
    CJ97H040  s1997 04 21.23965 2 +0.00593172 +0.00811874 +0.00325736   45022249
    CJ97H040  S1997 04 21.34381 01 57 52.6  +13 43 51                   45022249
    CJ97H040  s1997 04 21.34381 2 +0.00592238 +0.00813003 +0.00325920   45022249
    CJ97H040  S1997 04 21.37090 01 57 28.0  +13 47 49                   45022249
    CJ97H040  s1997 04 21.37090 2 +0.00591996 +0.00813296 +0.00325968   45022249
    CJ97H040  S1997 04 21.40756 01 56 57.7  +13 54 26                   45023249
    CJ97H040  s1997 04 21.40756 2 +0.00591668 +0.00813692 +0.00326032   45023249
    CJ97H040  S1997 04 21.44451 01 56 23.9  +13 59 11                   45023249
    CJ97H040  s1997 04 21.44451 2 +0.00591338 +0.00814091 +0.00326097   45023249
    CJ97H040  S1997 04 21.47306 01 55 57.6  +14 01 58                   45023249
    CJ97H040  s1997 04 21.47306 2 +0.00591083 +0.00814398 +0.00326147   45023249
    CJ97H040  S1997 04 21.50502 01 55 33.5  +14 04 04                   45023249
    CJ97H040  s1997 04 21.50502 2 +0.00590799 +0.00814742 +0.00326203   45023249

Station data:
(249) SOHO.

Orbital elements:  C/1997 H4
   Perihelion 1997 Apr 21.357370 +/- 0.00734 TT;  Constraint: e=1
Epoch 1997 Apr 21.0 TT = JDT 2450559.5   Earth MOID: 0.5358   Find_Orb
q   0.03562353 +/- 0.000196
                                    Peri.   57.66604 +/- 0.6
                                    Node    72.29139 +/- 0.41
e   1.0 +/- 0                       Incl.   73.09020 +/- 0.7
11 of 12 observations 1997 Apr. 21 (10.6 hr); mean residual 20".792.

Residuals in arcseconds:
970421 249 10.6- 2.28+    970421 249 2.64- 42.0-    970421 249 1.30+ 20.1+    
970421 249 2.94- 4.49+    970421 249 12.8+ 12.7-    970421 249 17.2- 20.2+    
970421 249(14.7+ 66.4-)   970421 249 14.0+ 19.9+    970421 249 29.5- 9.11+    
970421 249 14.0+ 35.4+    970421 249 15.9- 33.5-    970421 249 36.2+ 21.8-