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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190366371787774 6.1703e-08  
a 2.450730347415846 1.5981e-08 AU
q 1.9841937029481 1.5066e-07 AU
i 2.443889801885938 6.7279e-06 deg
node 205.3090700074797 0.00013637 deg
peri 94.44321681391563 0.00013802 deg
M 150.8383915017143 1.8153e-05 deg
tp 2456413.347233233410
(2013-Apr-30.84723323)
7.1769e-05 JED
period 1401.334195701564
3.84
1.3707e-05
3.753e-08
d
yr
n .2568980341051119 2.5128e-09 deg/d
Q 2.917266991883591 1.9023e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      10046 days (27.50 yr)  
   first obs. used      1986-08-09  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49352  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:35:01  

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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