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(2020 ND)
Classification: Apollo [NEO, PHA]          SPK-ID: 54017784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5886279398300269 1.2284e-05  
a 2.411672671471472 7.1424e-05 au
q .9920947553188422 2.7759e-07 au
i 17.42540291776989 0.00020845 deg
node 118.0147179078829 6.424e-06 deg
peri 214.6422072949466 3.5652e-05 deg
M 31.61976714105196 0.0013721 deg
tp 2459080.347686749613
(2020-Aug-18.84768675)
0.00012533 TDB
period 1367.968099739153
3.75
0.06077
0.0001664
d
yr
n .263164031433661 1.1691e-05 deg/d
Q 3.831250587624102 0.00011347 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      185 days  
   first obs. used      2020-05-19  
   last obs. used      2020-11-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .47682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:19:23  

Additional Information
 Earth MOID = .0359607 au 
 Jupiter MOID = 1.67469 au 
 T_jup = 3.208 
[ 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 21.7   .6308 E2021-DA1 autocmod 2.8

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