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216948 (1999 TV322)
Classification: Main-belt Asteroid          SPK-ID: 2216948
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06552663535217115 6.939e-08  
a 3.035424241898306 3.3577e-08 au
q 2.836523104460295 1.9271e-07 au
i 14.72886801805038 4.9482e-06 deg
node 299.7280345306557 1.984e-05 deg
peri 353.033686153831 4.4884e-05 deg
M 86.38839166393389 4.1944e-05 deg
tp 2458736.967262541400
(2019-Sep-10.46726254)
0.00022269 TDB
period 1931.645933799264
5.29
3.2051e-05
8.775e-08
d
yr
n .1863695585722239 3.0924e-09 deg/d
Q 3.234325379336317 3.5778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1999-09-11  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47287  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:54  

Additional Information
 Earth MOID = 1.81904 au 
 Jupiter MOID = 1.98556 au 
 T_jup = 3.188 
[ 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 14.87   n/a E2021B55  

216948 (1999 TV322)          Discovered 1999-Oct-14 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

[ show close-approach data ]
Alternate Designations
 1999 TV322 = 2004 RK211 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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