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51828 Ilanramon (2001 OU39)
Classification: Main-belt Asteroid          SPK-ID: 2051828
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1285126344593514 5.0956e-08  
a 2.773942836788288 2.6806e-08 au
q 2.417456134992979 1.4071e-07 au
i 9.476635303392138 8.0466e-06 deg
node 41.71420643348307 3.8725e-05 deg
peri 42.30811664558099 5.1857e-05 deg
M 351.1955097850993 3.4553e-05 deg
tp 2457641.771134000349
(2016-Sep-10.27113400)
0.00016216 JED
period 1687.503521212487
4.62
2.4461e-05
6.697e-08
d
yr
n .2133328881834491 3.0923e-09 deg/d
Q 3.130429538583598 3.0251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      9360 days (25.63 yr)  
   first obs. used      1990-05-18  
   last obs. used      2016-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54829  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 23:20:02  

Additional Information
 Earth MOID = 1.44071 au 
 Jupiter MOID = 2.1665 au 
 T_jup = 3.304 
[ 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 13.8 mag n/a MPO266193  

51828 Ilanramon           Discovered 2001 July 20 at Palomar by the JPL Near-Earth Asteroid Tracking Program.
Ilan Ramon (1954-2003), an Israeli citizen, was a payload specialist on the space shuttle Columbia (STS-107).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

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