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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3310770586372992 3.6246e-07  
a .9777950975846521 2.8208e-08 au
q .6540695727263546 3.7319e-07 au
i 4.54842977408582 3.8323e-06 deg
node 286.4417859752792 5.1375e-05 deg
peri 277.1151983777545 4.5256e-05 deg
M 75.39876521600709 6.475e-05 deg
tp 2458926.534032396454
(2020-Mar-18.03403240)
6.0485e-05 TDB
period 353.1589444600561
0.97
1.5282e-05
4.184e-08
d
yr
n 1.019371038585482 4.4112e-08 deg/d
Q 1.30152062244295 3.7547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      2291 days (6.27 yr)  
   first obs. used      2014-08-15  
   last obs. used      2020-11-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .52923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-23 05:22:15  

Additional Information
 Earth MOID = .0173013 au 
 Jupiter MOID = 3.66501 au 
 T_jup = 6.137 
[ 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 22.3   n/a MPO434831  

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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