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216226 (2006 UN162)
Classification: Main-belt Asteroid          SPK-ID: 2216226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0352459903745256 4.7176e-08  
a 2.755306641251392 2.0106e-08 au
q 2.658193129894979 1.2803e-07 au
i 4.29665724064166 5.0929e-06 deg
node 167.8785261252272 5.937e-05 deg
peri 64.53786578661087 8.8826e-05 deg
M 229.5866531232127 6.7437e-05 deg
tp 2460001.663707974444
(2023-Feb-26.16370797)
0.00031412 TDB
period 1670.526369334191
4.57
1.8285e-05
5.006e-08
d
yr
n .215500938272218 2.3588e-09 deg/d
Q 2.852420152607805 2.0814e-08 au
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      2000-05-30  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59046  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:57  

Additional Information
 Earth MOID = 1.65124 au 
 Jupiter MOID = 2.1184 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457879.5 (2017-May-06.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .035716299835572 4.6526e-08  
q 2.655962804219739 1.2609e-07 au
tp 2458345.728426502614
(2018-Aug-15.22842650)
0.00031364 TDB
node 167.9703308251997 5.9334e-05 deg
peri 67.65492292519767 8.9284e-05 deg
i 4.298217912498186 5.0975e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      2000-05-30  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59046  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:57  

Additional Information
 Jupiter MOID = 2.1184 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.164647117056826E-15 -5.798955767168383E-15 -4.666051447513981E-12 1.475903891722476E-15 -1.037876381784405E-12 2.201055853812574E-15
q -5.798955767168383E-15 1.58986760271718E-14 1.34898842482759E-11 -5.116036237440885E-15 2.965672992530981E-12 -5.525425355541672E-15
tp -4.666051447513981E-12 1.34898842482759E-11 9.837080560377693E-8 -4.464608629964912E-11 2.094391627835167E-8 -1.051128599352753E-11
node 1.475903891722476E-15 -5.116036237440885E-15 -4.464608629964912E-11 3.520480861144077E-9 -3.519489423410033E-9 1.078872020880744E-10
peri -1.037876381784405E-12 2.965672992530981E-12 2.094391627835167E-8 -3.519489423410033E-9 7.971669802108314E-9 -1.0988933575954E-10
i 2.201055853812574E-15 -5.525425355541672E-15 -1.051128599352753E-11 1.078872020880744E-10 -1.0988933575954E-10 2.598460955858623E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.57   n/a MPCxxxxx  

216226 (2006 UN162)          Discovered 2006-Oct-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2006 UN162 = 2000 KA50 = 2004 FP22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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