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9586 (1990 SG11)
Classification: Main-belt Asteroid          SPK-ID: 2009586
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19036637004735 6.1663e-08  
a 2.450730348215013 1.5948e-08 AU
q 1.984193707860443 1.5053e-07 AU
i 2.443889646990835 6.6955e-06 deg
node 205.3090724715133 0.00013602 deg
peri 94.44321256591067 0.00013765 deg
M 150.8383928328081 1.8074e-05 deg
tp 2456413.347227764801
(2013-Apr-30.84722776)
7.1434e-05 JED
period 1401.334196387013
3.84
1.3679e-05
3.745e-08
d
yr
n .2568980339794527 2.5077e-09 deg/d
Q 2.917266988569583 1.8984e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      10303 days (28.21 yr)  
   first obs. used      1986-08-09  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49303  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:10:03  

Additional Information
 Earth MOID = .971558 AU 
 T_jup = 3.469 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO270236  

9586 (1990 SG11)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar (675)
Reference: 19981110/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SG11 = 1986 PQ5 = 1990 SQ29 = 1993 FS25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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