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173747 (2001 RL30)
Classification: Main-belt Asteroid          SPK-ID: 2173747
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09684091281011308 6.4363e-08  
a 2.935686916935893 3.1645e-08 au
q 2.651392316175114 1.8975e-07 au
i 4.317365081037694 6.727e-06 deg
node 134.9302293072262 7.9938e-05 deg
peri 259.295218583672 8.8423e-05 deg
M 220.4238192804327 4.3391e-05 deg
tp 2459712.814594375995
(2022-May-13.31459438)
0.00022736 TDB
period 1837.227904169243
5.03
2.9706e-05
8.133e-08
d
yr
n .195947383110744 3.1683e-09 deg/d
Q 3.219981517696671 3.4709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      6440 days (17.63 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58881  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:06:12  

Additional Information
 Earth MOID = 1.66191 au 
 Jupiter MOID = 2.1819 au 
 T_jup = 3.263 
[ 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 15.4   n/a MPO433116  

173747 (2001 RL30)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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