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180771 (2004 PZ73)
Classification: Main-belt Asteroid          SPK-ID: 2180771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2588834209678298 6.766e-08  
a 3.064617324001139 3.6765e-08 au
q 2.271238707206448 2.0441e-07 au
i 19.91963197306642 8.9673e-06 deg
node 323.0374462463232 1.2552e-05 deg
peri 211.4292430899052 1.9756e-05 deg
M 139.6947541307301 1.9644e-05 deg
tp 2458440.102987071579
(2018-Nov-17.60298707)
9.8027e-05 TDB
period 1959.579129206638
5.37
3.5262e-05
9.654e-08
d
yr
n .1837129180620284 3.3059e-09 deg/d
Q 3.857995940795831 4.6282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      6891 days (18.87 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-11-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:54  

Additional Information
 Earth MOID = 1.29938 au 
 Jupiter MOID = 1.28049 au 
 T_jup = 3.092 
[ 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 14.65   n/a E2021B55  
diameter diameter 6.718 km 1.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180771 (2004 PZ73)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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