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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2559526361189044 6.4333e-08  
a 2.308900131153734 1.2696e-08 au
q 1.717931056049651 1.5172e-07 au
i 3.175549951021834 6.448e-06 deg
node 50.02425121969473 9.034e-05 deg
peri 3.829430154011966 9.1111e-05 deg
M 62.18836481896173 1.1839e-05 deg
tp 2457179.133047473481
(2015-Jun-05.63304747)
4.1023e-05 JED
period 1281.463230968375
3.51
1.057e-05
2.894e-08
d
yr
n .280928856404218 2.3172e-09 deg/d
Q 2.899869206257816 1.5946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      9155 days (25.07 yr)  
   first obs. used      1990-11-24  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48678  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 16:26:18  

Additional Information
 Earth MOID = .72818 au 
 Jupiter MOID = 2.47777 au 
 T_jup = 3.540 
[ 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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