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233620 (2007 TL221)
Classification: Outer Main-belt Asteroid          SPK-ID: 2233620
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0656198550222942 6.7239e-08  
a 3.232712416791568 6.0406e-08 au
q 3.020582296672935 1.966e-07 au
i 2.798636385176675 7.6424e-06 deg
node 144.3257534393097 0.0001434 deg
peri 98.17586727423637 0.00015909 deg
M 198.3966023263983 7.285e-05 deg
tp 2460153.509040719619
(2023-Jul-28.00904072)
0.00043367 TDB
period 2122.99530577943
5.81
5.9505e-05
1.629e-07
d
yr
n .1695717362256864 4.7529e-09 deg/d
Q 3.444842536910201 6.437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      5780 days (15.82 yr)  
   first obs. used      2005-02-09  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:04:15  

Additional Information
 Earth MOID = 2.00787 au 
 Jupiter MOID = 1.55578 au 
 T_jup = 3.181 
[ 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 16.14   n/a MPCxxxxx  

233620 (2007 TL221)          Discovered 2007-Oct-09 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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