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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218572554703349 5.4671e-08  
a 2.299575664050628 1.3906e-08 AU
q 2.019355684883045 1.2584e-07 AU
i 5.436695596672118 6.9183e-06 deg
node 264.3587031862195 6.4e-05 deg
peri 217.7542086278673 7.0452e-05 deg
M 159.2499010116207 3.0463e-05 deg
tp 2456437.061326308710
(2013-May-24.56132631)
0.00010635 JED
period 1273.708311530211
3.49
1.1554e-05
3.163e-08
d
yr
n .2826392799207711 2.5638e-09 deg/d
Q 2.579795643218211 1.5601e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      827  
   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      .55163  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:20:24  

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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