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JPL Small-Body Database Browser
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146639 (2001 UH53)
Classification: Main-belt Asteroid          SPK-ID: 2146639
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2411893254847709 5.0142e-08  
a 2.665903574852665 1.569e-08 au
q 2.022916089826511 1.3034e-07 au
i 13.33156096687297 6.6361e-06 deg
node 83.16539067731519 2.7886e-05 deg
peri 77.39059057834235 3.3071e-05 deg
M 285.4768338911718 1.806e-05 deg
tp 2458929.619700553928
(2020-Mar-21.11970055)
8.1348e-05 TDB
period 1589.882695353949
4.35
1.4036e-05
3.843e-08
d
yr
n .2264317996868659 1.999e-09 deg/d
Q 3.308891059878819 1.9474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      750  
   data-arc span      6319 days (17.30 yr)  
   first obs. used      2001-09-17  
   last obs. used      2019-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61083  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:14:01  

Additional Information
 Earth MOID = 1.08093 au 
 Jupiter MOID = 1.8798 au 
 T_jup = 3.304 
[ 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 15.0   n/a MPO366826  

146639 (2001 UH53)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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