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C/1948 L1 (Honda-Bernasconi)
Classification: Hyperbolic Comet          SPK-ID: 1001068
Ephemeris | Orbit Diagram | Orbital Elements | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2432727.5 (1948-Jun-25.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001030099346672 0.0007709  
a -200.5405887063328 150.75 au
q .206576729407629 0.00068796 au
i 23.19008415625071 0.027845 deg
node 203.66199097 0.1029 deg
peri 317.1535200778355 0.064318 deg
M .0138959718007081 0.015656 deg
tp 2432687.460533836406
(1948-May-15.96053384)
0.036569 TDB
period n/a
n/a
n/a
n/a
d
yr
n .000347056869937568 0.00039132 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      17  
   data-arc span      33 days  
   first obs. used      1948-06-06  
   last obs. used      1948-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .7423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:29:09  

Additional Information
 Earth MOID = .0770317 au 
 Jupiter MOID = .744793 au 
 T_jup = 0.523 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Close-Approach Data ]

no physical parameters available

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Close-Approach Data ]
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