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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121857250141318 5.4803e-08  
a 2.299575665106089 1.3927e-08 AU
q 2.019355698064369 1.2619e-07 AU
i 5.436695267536447 6.9211e-06 deg
node 264.358694874481 6.4176e-05 deg
peri 217.7542154592044 7.061e-05 deg
M 159.2499014989966 3.0464e-05 deg
tp 2456437.061324196424
(2013-May-24.56132420)
0.00010636 JED
period 1273.708312407123
3.49
1.1571e-05
3.168e-08
d
yr
n .282639279726182 2.5676e-09 deg/d
Q 2.579795632147809 1.5624e-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 = 1.0385 AU 
 T_jup = 3.576 
[ 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 14.6 mag n/a MPO299035  

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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