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C/2012 E2 (SWAN)
Classification: Hyperbolic Comet          SPK-ID: 1003178
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.


Orbital Elements at Epoch 2455999.5 (2012-Mar-13.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000491306930326 0.0013869  
a -14.16957283214016 41.103 au
q .006961609332190363 0.0011271 au
i 144.430740514462 0.60008 deg
node 6.576461397899894 3.0278 deg
peri 82.41229437495095 2.4977 deg
M -.03749427483123197 0.16289 deg
tp 2456001.529065287965
(2012-Mar-15.02906529)
0.022277 TDB
period n/a
n/a
n/a
n/a
d
yr
n .01847859457929809 0.080404 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      2 days  
   first obs. used      2012-03-11  
   last obs. used      2012-03-13  
   two-body model      T  
   norm. resid. RMS      .50829  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:32:04  

Additional Information
 Earth MOID = .542986 au 
 Jupiter MOID = 2.98182 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements ]

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