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9951 Tyrannosaurus (1990 VK5)
Classification: Main-belt Asteroid          SPK-ID: 2009951
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1224779155708343 5.2944e-08  
a 2.426321941956622 1.6382e-08 au
q 2.129151088001996 1.3624e-07 au
i 7.400269645717042 5.9174e-06 deg
node 133.4292731062341 4.6137e-05 deg
peri 153.3876207604231 5.6837e-05 deg
M 358.8478503673574 3.2385e-05 deg
tp 2457404.918017688485
(2016-Jan-17.41801769)
0.00012418 JED
period 1380.451221606045
3.78
1.3981e-05
3.828e-08
d
yr
n .2607842960080608 2.6412e-09 deg/d
Q 2.723492795911248 1.8389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      14993 days (41.05 yr)  
   first obs. used      1974-07-19  
   last obs. used      2015-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53933  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:29:21  

Additional Information
 Earth MOID = 1.11403 au 
 Jupiter MOID = 2.43005 au 
 T_jup = 3.489 
[ 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 14.2 mag n/a MPO337342  

9951 Tyrannosaurus           Discovered 1990 Nov. 15 by E. W. Elst at the European Southern Observatory.
Tyrannosaurus, a heavy bipedal dinosaur with a huge skull, long massive jaws and dagger-like teeth, was a most terrifying predator. Almost 14 meters long and 5 to 8 meters high, it lived during Upper Cretaceous times.
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
 1990 VK5 = 1974 OG1 = 1992 EZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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