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268108 (2004 SC23)
Classification: Main-belt Asteroid          SPK-ID: 2268108
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470368726508216 6.5645e-08  
a 2.771714013161642 2.1889e-08 au
q 2.364169852783896 1.7916e-07 au
i 1.016632455538169 5.954e-06 deg
node 328.8776562918947 0.0002753 deg
peri 43.81958915900824 0.00027567 deg
M 146.8166220835181 1.5594e-05 deg
tp 2458313.124924931803
(2018-Jul-13.62492493)
7.0075e-05 TDB
period 1685.470102178102
4.61
1.9966e-05
5.466e-08
d
yr
n .2135902615743694 2.5302e-09 deg/d
Q 3.179258173539388 2.5107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      5665 days (15.51 yr)  
   first obs. used      2004-09-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5841  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:15:11  

Additional Information
 Earth MOID = 1.3646 au 
 Jupiter MOID = 2.28841 au 
 T_jup = 3.321 
[ 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 16.3   n/a MPO454992  

268108 (2004 SC23)          Discovered 2004-Sep-17 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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