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JPL Small-Body Database Browser
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(2011 EH17)
Classification: Aten [NEO]          SPK-ID: 3558388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6598997384901797 2.4569e-05  
a .7308262884341012 1.5197e-08 au
q .2485542118146892 1.7952e-05 au
i 3.000873857857482 0.00030558 deg
node 333.1104229396279 0.0010288 deg
peri 35.94036212787839 0.0011153 deg
M 285.692404355425 0.0031468 deg
tp 2459443.603196125048
(2021-Aug-17.10319613)
0.001996 TDB
period 228.2021165928443
0.62
7.1181e-06
1.949e-08
d
yr
n 1.577548908725978 4.9207e-08 deg/d
Q 1.213098365053513 2.5226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      3654 days (10.00 yr)  
   first obs. used      2011-03-06  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .62484  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 04:52:51  

Additional Information
 Earth MOID = .00726529 au 
 Jupiter MOID = 4.25306 au 
 T_jup = 7.682 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458308.5 (2018-Jul-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6597691534252088 2.459e-05  
q .2487222071160018 1.7971e-05 au
tp 2458302.198586175746
(2018-Jul-02.69858618)
0.0019819 TDB
node 333.1455896373722 0.0010237 deg
peri 35.94319119964648 0.001112 deg
i 3.007522249129255 0.00030518 deg
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      3654 days (10.00 yr)  
   first obs. used      2011-03-06  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .62484  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 04:52:51  

Additional Information
 Jupiter MOID = 4.25306 au 
 T_jup = 7.682 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.046574649770351E-10 -4.418989456572054E-10 4.870165173647601E-8 7.190652535109734E-9 -1.336123790367674E-8 4.939542911869141E-9
q -4.418989456572054E-10 3.22950911822067E-10 -3.55924834891098E-8 -5.256364532831616E-9 9.765939657741781E-9 -3.610214507475554E-9
tp 4.870165173647601E-8 -3.55924834891098E-8 3.927736024654324E-6 6.035570884749179E-7 -1.097822830864294E-6 4.018729273755326E-7
node 7.190652535109734E-9 -5.256364532831616E-9 6.035570884749179E-7 1.048039756659977E-6 -1.110076349592119E-6 2.826892962152914E-7
peri -1.336123790367674E-8 9.765939657741781E-9 -1.097822830864294E-6 -1.110076349592119E-6 1.236562930326191E-6 -3.313633954249142E-7
i 4.939542911869141E-9 -3.610214507475554E-9 4.018729273755326E-7 2.826892962152914E-7 -3.313633954249142E-7 9.313662761472477E-8

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 24.6   n/a MPO196819  

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