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JPL Small-Body Database Browser
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172092 (2002 EH20)
Classification: Main-belt Asteroid          SPK-ID: 2172092
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1250417310637906 4.3484e-08  
a 2.388829749417031 1.233e-08 au
q 2.090126342333245 1.0565e-07 au
i 2.864086382599004 4.6489e-06 deg
node 21.22843143330495 9.0305e-05 deg
peri 150.9317466273401 9.2161e-05 deg
M 344.4270404831613 2.0439e-05 deg
tp 2459058.837105779849
(2020-Jul-28.33710578)
7.6792e-05 TDB
period 1348.57848041262
3.69
1.0441e-05
2.859e-08
d
yr
n .2669477566406459 2.0667e-09 deg/d
Q 2.687533156500818 1.3871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      10498 days (28.74 yr)  
   first obs. used      1991-04-10  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56288  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:45:02  

Additional Information
 Earth MOID = 1.0959 au 
 Jupiter MOID = 2.2763 au 
 T_jup = 3.521 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO454179  

172092 (2002 EH20)          Discovered 2002-Mar-09 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2002 EH20 = 1991 GA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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