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357529 (2004 RR161)
Classification: Main-belt Asteroid          SPK-ID: 2357529
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05162423463106524 6.7381e-08  
a 3.174338428543213 5.8651e-08 au
q 3.010465636709692 2.4461e-07 au
i 15.75016850212002 1.0565e-05 deg
node 177.8696816305259 2.6004e-05 deg
peri 116.4138547804953 0.00011211 deg
M 332.5461967695133 0.00010982 deg
tp 2459158.035444541596
(2020-Nov-04.53544454)
0.00063148 TDB
period 2065.752404460904
5.66
5.7252e-05
1.567e-07
d
yr
n .1742706430947849 4.8299e-09 deg/d
Q 3.338211220376735 6.1679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      5351 days (14.65 yr)  
   first obs. used      2004-09-11  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65851  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:29:42  

Additional Information
 Earth MOID = 2.03257 au 
 Jupiter MOID = 1.82874 au 
 T_jup = 3.141 
[ 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 16.1   n/a MPO471686  

357529 (2004 RR161)          Discovered 2004-Sep-11 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2004 RR161 = 2008 FB50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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