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160744 (2000 RO91)
Classification: Main-belt Asteroid          SPK-ID: 2160744
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2312347801682 4.6682e-08  
a 2.349328960152472 8.1532e-09 au
q 1.806082394508829 1.1046e-07 au
i 1.494354840046456 4.2552e-06 deg
node 242.4399488501192 0.00017342 deg
peri 124.6266267566159 0.00017361 deg
M 166.5844221130903 8.0838e-06 deg
tp 2458391.880222292278
(2018-Sep-30.38022229)
2.8716e-05 TDB
period 1315.26776150795
3.60
6.8468e-06
1.875e-08
d
yr
n .2737085257736882 1.4248e-09 deg/d
Q 2.892575525796114 1.0039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      562  
   data-arc span      7645 days (20.93 yr)  
   first obs. used      1999-04-16  
   last obs. used      2020-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:24:43  

Additional Information
 Earth MOID = .805379 au 
 Jupiter MOID = 2.57441 au 
 T_jup = 3.522 
[ 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 16.7   n/a MPO459735  

160744 (2000 RO91)          Discovered 2000-Sep-03 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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