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

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458351.5 (2018-Aug-21.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03898871345419895 8.7367e-06  
q .9569491191379008 8.0522e-06 au
tp 2458203.571653932960
(2018-Mar-26.07165393)
0.0096524 TDB
node 317.7050535088969 0.00024186 deg
peri 221.2409084015 0.0084669 deg
i 4.44641060431721 0.0012939 deg
  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
 Jupiter MOID = 3.92236 au 
 T_jup = 6.095 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.633008583249203E-11 -7.034571060475478E-11 8.431812278297508E-8 2.112513658318823E-9 7.395817937747848E-8 1.13043810199296E-8
q -7.034571060475478E-11 6.483763026468595E-11 -7.769408394842294E-8 -1.946739324395404E-9 -6.814588590053181E-8 -1.04173332480863E-8
tp 8.431812278297508E-8 -7.769408394842294E-8 9.31693823933994E-5 2.33392979233963E-6 8.17259458657593E-5 1.248876905686077E-5
node 2.112513658318823E-9 -1.946739324395404E-9 2.33392979233963E-6 5.849593780657119E-8 2.047187011091524E-6 3.128824317561832E-7
peri 7.395817937747848E-8 -6.814588590053181E-8 8.17259458657593E-5 2.047187011091524E-6 7.168870201510575E-5 1.095452943422435E-5
i 1.13043810199296E-8 -1.04173332480863E-8 1.248876905686077E-5 3.128824317561832E-7 1.095452943422435E-5 1.674259809632543E-6

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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