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8051 Pistoria (1997 PP4)
Classification: Main-belt Asteroid          SPK-ID: 2008051
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410294525433611 7.7996e-08  
a 2.255954279394827 1.7117e-08 AU
q 1.937798282408922 1.7304e-07 AU
i 5.528963967119873 7.5722e-06 deg
node 158.0485290153119 7.3891e-05 deg
peri 229.2652383270684 7.8607e-05 deg
M 183.7467498763392 3.0257e-05 deg
tp 2457006.438434902246
(2014-Dec-14.93843490)		 0.0001081 JED
period 1237.638661481484
3.39		 1.4086e-05
3.857e-08		 d
yr
n .2908764982899542 3.3105e-09 deg/d
Q 2.574110276380733 1.9531e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      802  
   data-arc span      9348 days (25.59 yr)  
   first obs. used      1987-09-18  
   last obs. used      2013-04-22  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .6385  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:29:18  

Additional Information
 Earth MOID = .946141 AU 
 T_jup = 3.604 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a PDS3 (MPC 30864)  

8051 Pistoria           Discovered 1997 Aug. 13 by L. Tesi and G. Cattani at San Marcello Pistoiese.
Named for the Italian city of Pistoria, situated about 30 km from Florence at the foot of the western slope of the Central Apennines between Tuscany and Aemilia. Pistoria is the ancient name of the settlement dating to its founding in the second century B.C. by the Romans.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980808/MPCPages.arcLast Updated: 2009-11-17

Alternate Designations
 1997 PP4 = 1987 TJ = 1994 TX16 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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