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C/1858 L1 (Donati)
Classification: Comet          SPK-ID: 1000821
Ephemeris | Orbit Diagram | Orbital Elements ]

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Orbital Elements at Epoch 2399960.5 (1858-Oct-08.0) TDB
Reference: SAO_2008 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.996295 n/a  
a 156.1319838 n/a AU
q 0.578469 n/a AU
i 116.9512 n/a deg
node 167.3044 n/a deg
peri 129.1144 n/a deg
M 0.0038070 n/a deg
tp 2399952.9645
(1858-Sep-30.46450000)
n/a JED
period n/a
n/a
n/a
n/a
d
yr
n 0.0005052 n/a deg/d
Q 311.6854986 n/a AU
  Orbit Determination Parameters
   # obs. used (total)      1000  
   data-arc span      270 days  
   first obs. used      1858-06-07  
   last obs. used      1859-03-04  
   producer      Hill  

Additional Information
 T_jup = -0.394 
 epoch may be 2399961.0 (hour ambiguous: 12h/0h) 
 time units are UT, but set to ET 
 n_obs is approximate 
 2008 SAO Comet Catalog 

Ephemeris | Orbit Diagram | Orbital Elements ]

no physical parameters available
Ephemeris | Orbit Diagram | Orbital Elements ]
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