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187546 (2006 UV221)
Classification: Main-belt Asteroid          SPK-ID: 2187546
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050144630958193 3.7201e-08  
a 2.538836270575335 1.6703e-08 au
q 2.272221742732674 9.2711e-08 au
i 10.30979496492853 7.9392e-06 deg
node 41.34135612077073 3.398e-05 deg
peri 51.54177868021159 0.00015857 deg
M 128.9857695616857 0.0001436 deg
tp 2458671.092893881517
(2019-Jul-06.59289388)		 0.00058894 TDB
period 1477.578176649234
4.05		 1.4581e-05
3.992e-08		 d
yr
n .2436419308901727 2.4043e-09 deg/d
Q 2.805450798417996 1.8457e-08 au
   Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      8798 days (24.09 yr)  
   first obs. used      1996-04-18  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:52  

Additional Information
 Earth MOID = 1.30332 au 
 Jupiter MOID = 2.41463 au 
 T_jup = 3.416 
[ 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 16.98   n/a E2021B55  

187546 (2006 UV221)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Alternate Designations
 2006 UV221 = 1996 HC7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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