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JPL Small-Body Database Browser
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441544 (2008 TK22)
Classification: Main-belt Asteroid          SPK-ID: 2441544
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330050943919509 9.9367e-08  
a 2.367861091190166 2.6956e-08 au
q 2.05292350324939 2.4794e-07 au
i 7.758474574200402 6.2252e-06 deg
node 49.76283282355428 6.402e-05 deg
peri 286.0272076815532 7.2162e-05 deg
M 6.245204104783771 2.6601e-05 deg
tp 2458577.412500744581
(2019-Apr-03.91250074)
9.8389e-05 TDB
period 1330.861184438176
3.64
2.2726e-05
6.222e-08
d
yr
n .2705015400625531 4.6191e-09 deg/d
Q 2.682798679130942 3.0541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      5527 days (15.13 yr)  
   first obs. used      2003-04-01  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57967  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:13  

Additional Information
 Earth MOID = 1.05932 au 
 Jupiter MOID = 2.68719 au 
 T_jup = 3.522 
[ 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 17.5   n/a MPO450444  

441544 (2008 TK22)          Discovered 2008-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 TK22 = 2007 JT20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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