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(2021 LD6)
Classification: Aten [NEO]          SPK-ID: 54159401
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1010082722050832 1.0769e-05  
a .9892245356240227 8.0652e-07 au
q .8893046744577644 1.1353e-05 au
i .7719855660191344 8.6427e-05 deg
node 100.9263157561309 0.00019699 deg
peri 288.7059489041475 0.00061775 deg
M 258.9641815079124 0.0018808 deg
tp 2459497.358756528764
(2021-Oct-09.85875653)
0.0019942 TDB
period 359.3691117887911
0.98
0.00043949
1.203e-06
d
yr
n 1.001755543786355 1.2251e-06 deg/d
Q 1.089144396790281 8.8798e-07 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      37 days  
   first obs. used      2021-06-02  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .4702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-11 06:02:32  

Additional Information
 Earth MOID = .000593595 au 
 Jupiter MOID = 4.05756 au 
 T_jup = 6.128 
[ 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 27.27   .33784 E2021N02 autocmod 2.9c

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