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11489 (1988 SN)
Classification: Main-belt Asteroid          SPK-ID: 2011489
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326778700530359 8.2262e-08  
a 2.383572102274652 1.6346e-08 AU
q 2.067324832627014 1.973e-07 AU
i 6.815073815169045 9.116e-06 deg
node 1.039200048228459 5.5079e-05 deg
peri 20.99973270074868 6.3956e-05 deg
M 342.0627221435704 3.2467e-05 deg
tp 2456867.472251936911
(2014-Jul-28.97225194)
0.00012152 JED
period 1344.128740730054
3.68
1.3826e-05
3.785e-08
d
yr
n .2678314874842037 2.755e-09 deg/d
Q 2.69981937192229 1.8514e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      895  
   data-arc span      9122 days (24.97 yr)  
   first obs. used      1988-09-17  
   last obs. used      2013-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49648  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Sep-23 23:20:16  

Additional Information
 Earth MOID = 1.06989 AU 
 T_jup = 3.515 
[ 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 13.7 mag n/a PDS3 (MPC 35829)  

11489 (1988 SN)          Discovered 1988-Sep-22 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

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