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JPL Small-Body Database Browser
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266821 (2009 TK22)
Classification: Main-belt Asteroid          SPK-ID: 2266821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08006729999896509 8.3403e-08  
a 2.686299326119171 3.4897e-08 au
q 2.471214592087769 2.1001e-07 au
i 5.141659000269467 8.8132e-06 deg
node 193.0394617531173 5.8297e-05 deg
peri 141.8436081391501 7.4858e-05 deg
M 102.6300228740937 4.9813e-05 deg
tp 2458142.039465381704
(2018-Jan-23.53946538)
0.00021814 TDB
period 1608.162873207817
4.40
3.1337e-05
8.58e-08
d
yr
n .2238579226007777 4.3622e-09 deg/d
Q 2.901384060150572 3.7692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      6697 days (18.34 yr)  
   first obs. used      2000-09-24  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:34:06  

Additional Information
 Earth MOID = 1.46322 au 
 Jupiter MOID = 2.38116 au 
 T_jup = 3.364 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO413195  

266821 (2009 TK22)          Discovered 2009-Oct-13 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2009 TK22 = 2000 SX197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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