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70229 (1999 RO54)
Classification: Main-belt Asteroid          SPK-ID: 2070229
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1947863918093792 4.5542e-08  
a 2.578298454041391 1.736e-08 au
q 2.076081001170968 1.1926e-07 au
i 4.311236298119272 4.2589e-06 deg
node 134.6985792479227 8.3222e-05 deg
peri 227.256540663347 8.4655e-05 deg
M 343.3147979939101 1.8701e-05 deg
tp 2459070.585338846711
(2020-Aug-09.08533885)		 7.8821e-05 TDB
period 1512.161613362962
4.14		 1.5272e-05
4.181e-08		 d
yr
n .2380697914949582 2.4044e-09 deg/d
Q 3.080515906911814 2.0741e-08 au
   Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      9106 days (24.93 yr)  
   first obs. used      1995-08-25  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:26:20  

Additional Information
 Earth MOID = 1.07596 au 
 Jupiter MOID = 2.37642 au 
 T_jup = 3.395 
[ 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 15.5   n/a MPO474581  

70229 (1999 RO54)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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