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(2021 DT1)
Classification: Apollo [NEO]          SPK-ID: 54123626
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459268.5 (2021-Feb-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5003557750195257 0.0023938  
a 1.640702309339664 0.0070058 au
q .8197674337736907 0.00042714 au
i 5.810336563373169 0.016365 deg
node 27.84967625087767 0.061071 deg
peri 207.6878707347484 0.067752 deg
M 332.2945790656852 0.20902 deg
tp 2459327.575222094053
(2021-Apr-23.07522209)
0.067306 TDB
period 767.6143959075723
2.10
4.9166
0.01346
d
yr
n .4689854722882858 0.0030038 deg/d
Q 2.461637184905637 0.010511 au
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      16 days  
   first obs. used      2021-02-18  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .36839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:11  

Additional Information
 Earth MOID = .0545419 au 
 Jupiter MOID = 2.55459 au 
 T_jup = 4.139 
[ 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 23.18   .30642 E2021D90 autocmod 2.8

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