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134346 Pinatubo (1991 PT2)
Classification: Main-belt Asteroid          SPK-ID: 2134346
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: MPO226826 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.2515900 n/a  
a 2.3831384 n/a AU
q 1.7835646 n/a AU
i 3.74565 n/a deg
node 110.72484 n/a deg
peri 224.32907 n/a deg
M 310.97138 n/a deg
tp 2456583.5077504
(2013-Oct-18.00775040)		 n/a JED
period 1343.7618711
3.68		 n/a
n/a		 d
yr
n 0.26790461 n/a deg/d
Q 2.9827122 n/a AU
   Orbit Determination Parameters
   # obs. used (total)      278  
   first obs. used      1991-??-??  
   last obs. used      2012-03-28  
   # oppositions      9  
   planetary ephem.      DE403  
   condition code      0  
   fit RMS      0.49  
   data source      MPC:mpu  
   producer      MPCLINUX  

Additional Information
 T_jup = 3.491 

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO226826  

134346 Pinatubo           Discovered 1991 Aug. 2 by E. W. Elst at the European Southern Observatory.
Pinatubo is an active volcano on Luzon island in the Philippines. In June 1991 the volcano became eruptive, hurling ash up to heights of 20 km. Large amounts of minerals and metals were brought to the surface.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

Alternate Designations
 1991 PT2 = 2002 LS31 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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