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D/1770 L1 (Lexell)
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000705
Ephemeris | Orbit Diagram | Orbital Elements ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2367764.5 (1770-Aug-14.0) TDB
Reference: SAO_2008 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.786119 n/a  
a 3.1533844 n/a au
q 0.674449 n/a au
i 1.5517 n/a deg
node 134.4673 n/a deg
peri 225.0161 n/a deg
M -0.0071988 n/a deg
tp 2367764.5409
(1770-Aug-14.04090000)
n/a TDB
period 2045.4
5.60
n/a
n/a
d
yr
n 0.1760106 n/a deg/d
Q 5.6323197 n/a au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      110 days  
   first obs. used      1770-06-15  
   last obs. used      1770-10-03  
   producer      Leverrier  

Additional Information
 T_jup = 2.612 
 epoch may be 2367765.0 (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

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1770.6   D/1770 L1       
Ephemeris | Orbit Diagram | Orbital Elements ]
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