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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957390777205608 6.1273e-08  
a 2.714377226936754 1.9538e-08 au
q 2.18306753195046 1.6452e-07 au
i 2.226749530467041 6.409e-06 deg
node 324.8424616543501 0.00012456 deg
peri 25.27803330468765 0.00012529 deg
M 173.4893132283615 1.4851e-05 deg
tp 2458213.320168426177
(2018-Apr-04.82016843)
6.2984e-05 TDB
period 1633.442049502847
4.47
1.7637e-05
4.829e-08
d
yr
n .220393493671581 2.3796e-09 deg/d
Q 3.245686921923048 2.3363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      10362 days (28.37 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:31:07  

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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