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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326084030721916 7.7441e-08  
a 2.383418231314127 1.7409e-08 AU
q 2.067356945806413 1.8592e-07 AU
i 6.815179086451234 8.7302e-06 deg
node 1.038912217058571 5.3466e-05 deg
peri 21.0281851371531 6.162e-05 deg
M 35.61136998384247 3.0388e-05 deg
tp 2456867.551025075479
(2014-Jul-29.05102508)
0.00011292 JED
period 1343.998587938161
3.68
1.4725e-05
4.031e-08
d
yr
n .2678574242792017 2.9347e-09 deg/d
Q 2.699479516821841 1.9718e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      907  
   data-arc span      9481 days (25.96 yr)  
   first obs. used      1988-09-17  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4644  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:58:31  

Additional Information
 Earth MOID = 1.07119 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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