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216918 (1995 UT23)
Classification: Main-belt Asteroid          SPK-ID: 2216918
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2332513647227062 3.3839e-08  
a 2.322898193864576 8.1655e-09 au
q 1.781079020033755 7.8574e-08 au
i 4.854276815731342 4.3352e-06 deg
node 235.5834002218716 4.6367e-05 deg
peri 83.07323387664063 4.7332e-05 deg
M 89.13378805810459 9.6888e-06 deg
tp 2458880.327848518766
(2020-Jan-31.82784852)
3.4103e-05 TDB
period 1293.134478455097
3.54
6.8184e-06
1.867e-08
d
yr
n .2783933194868414 1.4679e-09 deg/d
Q 2.864717367695398 1.007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      9237 days (25.29 yr)  
   first obs. used      1995-10-19  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:48  

Additional Information
 Earth MOID = .774172 au 
 Jupiter MOID = 2.46783 au 
 T_jup = 3.535 
[ 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 16.48   n/a MPCxxxxx  

216918 (1995 UT23)          Discovered 1995-Oct-19 by Spacewatch at Kitt Peak
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

[ show close-approach data ]
Alternate Designations
 1995 UT23 = 2002 TG272 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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