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180228 (2003 UQ135)
Classification: Main-belt Asteroid          SPK-ID: 2180228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562655164428769 5.261e-08  
a 2.215732932103629 8.7005e-09 au
q 1.869490281168966 1.1853e-07 au
i 4.964635012711512 5.7104e-06 deg
node 338.1024437589701 4.5021e-05 deg
peri 340.9296278512744 4.6798e-05 deg
M 136.1461132265785 1.3458e-05 deg
tp 2458744.906738079439
(2019-Sep-18.40673808)
4.4307e-05 TDB
period 1204.687893061226
3.30
7.0956e-06
1.943e-08
d
yr
n .2988325873228509 1.7601e-09 deg/d
Q 2.561975583038293 1.006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      6328 days (17.33 yr)  
   first obs. used      2003-09-21  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56721  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:42:57  

Additional Information
 Earth MOID = .855436 au 
 Jupiter MOID = 2.72699 au 
 T_jup = 3.633 
[ 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 17.0   n/a MPO436891  

180228 (2003 UQ135)          Discovered 2003-Oct-21 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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