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90945 (1997 UE5)
Classification: Main-belt Asteroid          SPK-ID: 2090945
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2562953325644365 4.8603e-08  
a 2.309170468528554 1.1479e-08 au
q 1.717340855349052 1.1287e-07 au
i 3.176223287717319 5.4271e-06 deg
node 50.00555516932136 8.957e-05 deg
peri 3.877463455442541 9.0345e-05 deg
M 118.2947753602317 1.192e-05 deg
tp 2457179.341585434604
(2015-Jun-05.84158543)
4.0495e-05 JED
period 1281.688297575592
3.51
9.5572e-06
2.617e-08
d
yr
n .2808795248275003 2.0945e-09 deg/d
Q 2.901000081708055 1.4421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      9256 days (25.34 yr)  
   first obs. used      1990-11-24  
   last obs. used      2016-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50007  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 15:38:07  

Additional Information
 Earth MOID = .7271 au 
 Jupiter MOID = 2.47502 au 
 T_jup = 3.539 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2 mag n/a MPO302516  

90945 (1997 UE5)          Discovered 1997-Oct-22 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1997 UE5 = 1990 WS15 = 2002 CH218 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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