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101380 (1998 UT17)
Classification: Main-belt Asteroid          SPK-ID: 2101380
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2265961298175342 4.756e-08  
a 2.342229272696503 9.9311e-09 au
q 1.811489184358137 1.096e-07 au
i 1.644898970514731 5.0482e-06 deg
node 332.3179824442142 0.00016277 deg
peri 4.505645711440689 0.00016312 deg
M 43.84360684294798 1.4288e-05 deg
tp 2458841.042001944819
(2019-Dec-23.54200194)
5.1209e-05 TDB
period 1309.310146528205
3.58
8.3273e-06
2.28e-08
d
yr
n .2749539526250397 1.7487e-09 deg/d
Q 2.872969361034868 1.2181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      8052 days (22.05 yr)  
   first obs. used      1998-10-11  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:56  

Additional Information
 Earth MOID = .802088 au 
 Jupiter MOID = 2.51318 au 
 T_jup = 3.528 
[ 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 16.2   n/a MPO436473  

101380 (1998 UT17)          Discovered 1998-Oct-18 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 UT17 = 2000 EX53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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