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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121915124342298 5.4808e-08  
a 2.299307544385245 1.3903e-08 AU
q 2.018987179210334 1.2617e-07 AU
i 5.437068883448737 6.9217e-06 deg
node 264.3590755417607 6.4172e-05 deg
peri 217.6988645859418 7.0601e-05 deg
M 102.7779220522033 3.0299e-05 deg
tp 2456436.927224573039
(2013-May-24.42722457)
0.00010629 JED
period 1273.485555460303
3.49
1.155e-05
3.162e-08
d
yr
n .2826887187345266 2.5639e-09 deg/d
Q 2.579627909560156 1.5598e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      9271 days (25.38 yr)  
   first obs. used      1989-02-04  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54786  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:23:00  

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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