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(2021 DG)
Classification: Apollo [NEO]          SPK-ID: 54122969
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3843838409253214 0.00031797  
a 1.091174230881115 0.00026882 au
q .6717444888962983 0.00018183 au
i 8.523460515516897 0.0072825 deg
node 330.2171342589206 0.00017746 deg
peri 278.4972965025575 0.0023587 deg
M 250.5780639225453 0.058203 deg
tp 2459327.043975063537
(2021-Apr-22.54397506)
0.020551 TDB
period 416.3317946652523
1.14
0.15385
0.0004212
d
yr
n .8646949491077293 0.00031953 deg/d
Q 1.510603972865931 0.00037215 au
  Orbit Determination Parameters
   # obs. used (total)      17  
   data-arc span      1 day  
   first obs. used      2021-02-17  
   last obs. used      2021-02-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .30109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:05  

Additional Information
 Earth MOID = .000945626 au 
 Jupiter MOID = 3.55081 au 
 T_jup = 5.605 
[ 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 30.43   .60759 E2021D26 autocmod 2.8

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