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JPL Small-Body Database Browser
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359840 (2011 UW340)
Classification: Main-belt Asteroid          SPK-ID: 2359840
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04969976575171108 5.6188e-08  
a 2.868411631539987 4.4716e-08 au
q 2.725852245372967 1.5843e-07 au
i 1.591670976859891 6.4362e-06 deg
node 195.4977844018327 0.00022199 deg
peri 228.0658967302872 0.00023174 deg
M 161.7568002882543 6.7379e-05 deg
tp 2457803.201979161621
(2017-Feb-18.70197916)
0.00032623 TDB
period 1774.437222981213
4.86
4.1493e-05
1.136e-07
d
yr
n .2028812264178994 4.7441e-09 deg/d
Q 3.010971017707008 4.6938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4636 days (12.69 yr)  
   first obs. used      2006-09-17  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56299  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:07  

Additional Information
 Earth MOID = 1.73878 au 
 Jupiter MOID = 2.1503 au 
 T_jup = 3.297 
[ 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 17.3   n/a MPO437519  

359840 (2011 UW340)          Discovered 2006-Sep-17 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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