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9941 Iguanodon (1989 CB3)
Classification: Main-belt Asteroid          SPK-ID: 2009941
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219151221296801 6.4246e-08  
a 2.299307539935828 1.4474e-08 AU
q 2.018987180390857 1.5012e-07 AU
i 5.437065567889003 7.1418e-06 deg
node 264.359135566056 7.3248e-05 deg
peri 217.6988075256712 7.9591e-05 deg
M 102.7779228314176 3.1856e-05 deg
tp 2456436.927222871931
(2013-May-24.42722287)
0.00011185 JED
period 1273.485551763799
3.49
1.2025e-05
3.292e-08
d
yr
n .2826887195550778 2.6693e-09 deg/d
Q 2.579627899480799 1.6239e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      9173 days (25.11 yr)  
   first obs. used      1989-02-04  
   last obs. used      2014-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60129  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:57:37  

Additional Information
 Earth MOID = 1.03788 AU 
 T_jup = 3.577 
[ 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 14.5 mag n/a PDS3 (MPC 33657)  

9941 Iguanodon           Discovered 1989 Feb. 4 by E. W. Elst at the European Southern Observatory.
Iguanodon was a heavy bipedal, upright-standing dinosaur, balancing its long 10-meter body by a heavy tail. It lived in Lower Cretaceous times, and many skeletons have been found in Europe
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1989 CB3 = 1994 PV30 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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