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JPL Small-Body Database Browser
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154476 (2003 EX3)
Classification: Main-belt Asteroid          SPK-ID: 2154476
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08381804503114591 4.8646e-08  
a 2.576759584634012 1.9009e-08 au
q 2.360780633734722 1.2722e-07 au
i 13.61679550337702 7.8869e-06 deg
node 343.632748816116 2.277e-05 deg
peri 58.82892150469327 5.4261e-05 deg
M 171.6901867496222 4.8719e-05 deg
tp 2458279.969698854024
(2018-Jun-10.46969885)
0.00020264 TDB
period 1510.80800436675
4.14
1.6718e-05
4.577e-08
d
yr
n .2382830902136323 2.6368e-09 deg/d
Q 2.792738535533302 2.0603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-09-25  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:32:24  

Additional Information
 Earth MOID = 1.39391 au 
 Jupiter MOID = 2.52124 au 
 T_jup = 3.382 
[ 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 16.0   n/a MPO417824  

154476 (2003 EX3)          Discovered 2003-Mar-06 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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