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109956 (2001 SS47)
Classification: Main-belt Asteroid          SPK-ID: 2109956
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428466985896291 4.3064e-08  
a 3.020554795687169 2.3117e-08 au
q 2.589078515214186 1.2739e-07 au
i 11.06582152133444 5.6732e-06 deg
node 39.09341312009397 2.2303e-05 deg
peri 277.9885370676061 3.1494e-05 deg
M 238.6715632549007 2.5624e-05 deg
tp 2459646.732218009921
(2022-Mar-08.23221801)
0.00014043 TDB
period 1917.469677552475
5.25
2.2012e-05
6.027e-08
d
yr
n .18774742788085 2.1553e-09 deg/d
Q 3.452031076160153 2.6419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      6812 days (18.65 yr)  
   first obs. used      2001-08-27  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56942  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:11:10  

Additional Information
 Earth MOID = 1.60589 au 
 Jupiter MOID = 1.96201 au 
 T_jup = 3.203 
[ 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 14.6   n/a MPO432620  

109956 (2001 SS47)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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