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187521 (2006 UL11)
Classification: Main-belt Asteroid          SPK-ID: 2187521
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06223173827800134 5.377e-08  
a 2.327338369031053 1.4561e-08 au
q 2.182504056765162 1.1887e-07 au
i 4.646144150576271 6.8133e-06 deg
node 196.5559511583648 6.0306e-05 deg
peri 316.5512492609225 8.9308e-05 deg
M 241.3749844879534 6.8815e-05 deg
tp 2459627.828149842237
(2022-Feb-17.32814984)
0.00025007 TDB
period 1296.843952172827
3.55
1.217e-05
3.332e-08
d
yr
n .2775970072550593 2.6051e-09 deg/d
Q 2.472172681296943 1.5467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      9738 days (26.66 yr)  
   first obs. used      1994-04-15  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:46  

Additional Information
 Earth MOID = 1.19426 au 
 Jupiter MOID = 2.50954 au 
 T_jup = 3.566 
[ 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 17.2   n/a MPO433234  

187521 (2006 UL11)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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