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72161 (2000 YZ102)
Classification: Main-belt Asteroid          SPK-ID: 2072161
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036951812223415 3.6897e-08  
a 3.097608974056719 1.8076e-08 au
q 2.466640952730284 1.1269e-07 au
i 16.87696003945375 4.3923e-06 deg
node 147.3598239568361 1.2991e-05 deg
peri 72.12390431532583 1.6336e-05 deg
M 158.9347973318948 1.1159e-05 deg
tp 2458321.366540845357
(2018-Jul-21.86654085)
5.7862e-05 TDB
period 1991.307445623546
5.45
1.743e-05
4.772e-08
d
yr
n .1807857449592731 1.5825e-09 deg/d
Q 3.728576995383153 2.1758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1308  
   data-arc span      7755 days (21.23 yr)  
   first obs. used      1999-10-16  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:00:34  

Additional Information
 Earth MOID = 1.52206 au 
 Jupiter MOID = 1.53367 au 
 T_jup = 3.126 
[ 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 13.76   n/a E2021B10  

72161 (2000 YZ102)          Discovered 2000-Dec-28 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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