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501647 (2014 SD224)
Classification: Aten [NEO]          SPK-ID: 2501647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 58 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3308867225655776 4.2321e-08  
a .978395517227661 3.4589e-09 au
q .6546574311593472 4.323e-08 au
i 4.591075360122371 2.3899e-06 deg
node 286.2961180836674 1.1095e-05 deg
peri 277.1102101180717 1.1949e-05 deg
M 119.0364888263072 2.5144e-06 deg
tp 2459279.617978132111
(2021-Mar-06.11797813)
1.9195e-06 TDB
period 353.4842827381937
0.97
1.8745e-06
5.132e-09
d
yr
n 1.018432834442691 5.4007e-09 deg/d
Q 1.302133603295975 4.6034e-09 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   # delay obs. used      4  
   # Doppler obs. used      1  
   data-arc span      2327 days (6.37 yr)  
   first obs. used      2014-08-15  
   last obs. used      2020-12-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41074  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:10:13  

Additional Information
 Earth MOID = .0172963 au 
 Jupiter MOID = 3.66232 au 
 T_jup = 6.134 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.36   n/a MPCxxxxx  

501647 (2014 SD224)          Discovered 2014-Sep-22 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-10-09

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