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(2018 PN22)
Classification: Aten [NEO]          SPK-ID: 3826807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04357732495249309 6.9743e-06  
a .9962262596497412 7.1971e-07 au
q .9528133842067776 6.2614e-06 au
i 4.363037357700494 0.0012994 deg
node 314.7717510915608 0.0028408 deg
peri 209.37394797 0.016552 deg
M 117.9428402734941 0.020363 deg
tp 2459277.511638010369
(2021-Mar-04.01163801)
0.020415 TDB
period 363.1912731365182
0.99
0.00039358
1.078e-06
d
yr
n .9912132438949911 1.0741e-06 deg/d
Q 1.039639135092705 7.5108e-07 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      31 days  
   first obs. used      2018-08-07  
   last obs. used      2018-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .4878  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:35:35  

Additional Information
 Earth MOID = .017782 au 
 Jupiter MOID = 3.92236 au 
 T_jup = 6.095 
[ 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 27.5   .39828 E2018S67 autocmod 2.6n

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