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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06590865857348339 6.8031e-08  
a 3.231826086019812 6.1119e-08 au
q 3.018820763947455 1.9806e-07 au
i 2.798610043383922 7.7675e-06 deg
node 144.3313352302322 0.00014436 deg
peri 98.13586991351821 0.00016013 deg
M 164.5150990760792 7.2974e-05 deg
tp 2458030.719019145542
(2017-Oct-04.21901915)
0.00042862 TDB
period 2122.122255454228
5.81
6.0199e-05
1.648e-07
d
yr
n .169641498775453 4.8123e-09 deg/d
Q 3.44483140809217 6.5147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5754 days (15.75 yr)  
   first obs. used      2005-02-09  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61313  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:36:37  

Additional Information
 Earth MOID = 2.00759 au 
 Jupiter MOID = 1.55698 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 16.1   n/a MPO418247  

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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