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226718 (2004 PZ25)
Classification: Main-belt Asteroid          SPK-ID: 2226718
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957390782951428 6.1357e-08  
a 2.714377227668773 1.9774e-08 au
q 2.183067530979562 1.6464e-07 au
i 2.226749839619488 6.4144e-06 deg
node 324.8424123135655 0.00012904 deg
peri 25.27808177940582 0.0001298 deg
M 173.4893136109118 1.4949e-05 deg
tp 2458213.320166371985
(2018-Apr-04.82016637)
6.3633e-05 TDB
period 1633.442050163612
4.47
1.785e-05
4.887e-08
d
yr
n .2203934935824267 2.4084e-09 deg/d
Q 3.245686924357984 2.3645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      10310 days (28.23 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:56:30  

Additional Information
 Earth MOID = 1.17726 au 
 Jupiter MOID = 2.18662 au 
 T_jup = 3.332 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO413100  
diameter diameter 2.854 km 0.505 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226718 (2004 PZ25)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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