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226628 (2004 ER53)
Classification: Main-belt Asteroid          SPK-ID: 2226628
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446331558110907 3.9439e-08  
a 2.230403307098498 1.1744e-08 au
q 1.907813038061349 9.2378e-08 au
i 7.657821216437409 4.9123e-06 deg
node 55.8443462664242 3.0308e-05 deg
peri 96.23900301571204 3.5813e-05 deg
M 337.2022295333629 2.0597e-05 deg
tp 2459077.548360773567
(2020-Aug-16.04836077)
6.9966e-05 TDB
period 1216.672039008195
3.33
9.6093e-06
2.631e-08
d
yr
n .2958891044241176 2.3369e-09 deg/d
Q 2.552993576135647 1.3442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      7407 days (20.28 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:55:54  

Additional Information
 Earth MOID = .935961 au 
 Jupiter MOID = 2.46527 au 
 T_jup = 3.617 
[ 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 17.2   n/a MPO454627  

226628 (2004 ER53)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 ER53 = 1999 TE86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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