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129460 (1992 PW2)
Classification: Main-belt Asteroid          SPK-ID: 2129460
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2964517573927121 1.1019e-07  
a 2.879662621856531 3.6019e-08 AU
q 2.025981576909058 3.0611e-07 AU
i 7.241378928682256 1.8996e-05 deg
node 215.83804362339 6.9734e-05 deg
peri 132.2610145851957 8.5903e-05 deg
M 74.13724636919562 4.5805e-05 deg
tp 2456032.925994162267
(2012-Apr-15.42599416)		 0.00022258 JED
period 1784.887469958235
4.89		 3.3488e-05
9.169e-08		 d
yr
n .201693387431547 3.7842e-09 deg/d
Q 3.733343666804005 4.6697e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      7547 days (20.66 yr)  
   first obs. used      1992-08-06  
   last obs. used      2013-04-05  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .53134  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 18:59:42  

Additional Information
 Earth MOID = 1.02806 AU 
 T_jup = 3.217 
[ 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 14.9 mag n/a MPC41518  

129460 (1992 PW2)          Discovered 1992-Aug-06 by Holt, H. E. at Palomar (675)
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1992 PW2 = 2002 TC256 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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