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JPL Small-Body Database Browser
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(2021 NE1)
Classification: Amor [NEO]          SPK-ID: 54166392
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4025154216727493 0.00030423  
a 2.004348372326149 0.0012144 au
q 1.197567242060201 0.0001158 au
i 9.045071155142617 0.0049263 deg
node 94.95048003981853 0.0019692 deg
peri 215.6751951543578 0.0058065 deg
M 348.6232459960428 0.011936 deg
tp 2459429.254736140123
(2021-Aug-02.75473614)
0.0047405 TDB
period 1036.473585202122
2.84
0.94197
0.002579
d
yr
n .3473315723041765 0.00031566 deg/d
Q 2.811129502592098 0.0017032 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      55 days  
   first obs. used      2021-07-05  
   last obs. used      2021-08-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .35144  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-29 05:55:08  

Additional Information
 Earth MOID = .201368 au 
 Jupiter MOID = 2.49623 au 
 T_jup = 3.718 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.49   .34089 E2021N49 autocmod 2.9c

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