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226198 (2002 UN3)
Classification: Amor [NEO]          SPK-ID: 2226198
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2575057103349474 8.5869e-08  
a 1.744094078833606 5.8969e-09 au
q 1.294979894172583 1.5049e-07 au
i 8.694279481107158 4.9199e-06 deg
node 27.98563543741475 3.967e-05 deg
peri 112.74449482 4.5112e-05 deg
M 153.3366096054796 1.0697e-05 deg
tp 2458642.158882237792
(2019-Jun-07.65888224)
2.5379e-05 TDB
period 841.3046481613659
2.30
4.2668e-06
1.168e-08
d
yr
n .427906823986726 2.1702e-09 deg/d
Q 2.193208263494629 7.4154e-09 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      9610 days (26.31 yr)  
   first obs. used      1994-03-09  
   last obs. used      2020-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49656  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-01 05:59:50  

Additional Information
 Earth MOID = .342023 au 
 Jupiter MOID = 2.85002 au 
 T_jup = 4.089 
[ 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 18.8   n/a MPO437073  

226198 (2002 UN3)          Discovered 2002-Oct-28 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2002 UN3 = 1995 UP53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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