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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2992087181334491 7.6737e-08  
a 2.873205744943596 3.2724e-08 au
q 2.013517537065361 2.15e-07 au
i 7.247869574559886 1.0721e-05 deg
node 215.6570199246812 5.1216e-05 deg
peri 132.1681880613819 5.5676e-05 deg
M 317.0632933433744 2.7272e-05 deg
tp 2457812.665490298230
(2017-Feb-28.16549030)
0.00013763 JED
period 1778.887633795188
4.87
3.0391e-05
8.321e-08
d
yr
n .2023736593367362 3.4574e-09 deg/d
Q 3.732893952821831 4.2515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8312 days (22.76 yr)  
   first obs. used      1992-08-06  
   last obs. used      2015-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52414  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-26 06:52:30  

Additional Information
 Earth MOID = 1.01511 au 
 Jupiter MOID = 1.77086 au 
 T_jup = 3.218 
[ 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 15.3 mag n/a MPO260045  

129460 (1992 PW2)          Discovered 1992-Aug-06 by Holt, H. E. at Palomar
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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