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129582 (1997 SC9)
Classification: Main-belt Asteroid          SPK-ID: 2129582
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1383328394112204 4.5219e-08  
a 2.281676922248651 9.6414e-09 au
q 1.966046074974941 1.0336e-07 au
i 3.50059447992965 4.4509e-06 deg
node 245.1419846057918 7.1944e-05 deg
peri 153.9449968931623 7.3978e-05 deg
M 188.8604756909017 1.9987e-05 deg
tp 2459598.949448811572
(2022-Jan-19.44944881)
7.2555e-05 TDB
period 1258.866427506556
3.45
7.9792e-06
2.185e-08
d
yr
n .285971563093516 1.8126e-09 deg/d
Q 2.597307769522361 1.0975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      773  
   data-arc span      8249 days (22.58 yr)  
   first obs. used      1997-09-27  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54877  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:45:31  

Additional Information
 Earth MOID = .974602 au 
 Jupiter MOID = 2.79113 au 
 T_jup = 3.590 
[ 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 15.8   n/a MPO453774  

129582 (1997 SC9)          Discovered 1997-Sep-27 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1997 SC9 = 2002 AB41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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