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85513 (1997 UE11)
Classification: Main-belt Asteroid          SPK-ID: 2085513
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226280609283538 4.9428e-08  
a 2.348912356386447 1.0592e-08 au
q 1.825978553193482 1.1419e-07 au
i 1.60946055336506 5.6012e-06 deg
node 200.2306575046778 0.00016336 deg
peri 154.096812015542 0.00016379 deg
M 126.7721934073082 1.3043e-05 deg
tp 2458537.458251497354
(2019-Feb-22.95825150)
4.6146e-05 TDB
period 1314.917924669613
3.60
8.8938e-06
2.435e-08
d
yr
n .2737813465357191 1.8518e-09 deg/d
Q 2.871846159579412 1.295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      9701 days (26.56 yr)  
   first obs. used      1993-07-12  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:33:30  

Additional Information
 Earth MOID = .821297 au 
 Jupiter MOID = 2.57251 au 
 T_jup = 3.525 
[ 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 16.3   n/a MPO453285  

85513 (1997 UE11)          Discovered 1997-Oct-31 by Urata, T. at Oohira
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 UE11 = 2001 XT178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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