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180764 (2004 PO16)
Classification: Main-belt Asteroid          SPK-ID: 2180764
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834946934199047 5.1789e-08  
a 3.170409021106066 2.8416e-08 au
q 2.588655789762508 1.7875e-07 au
i 23.81915433076921 5.4534e-06 deg
node 162.9229571131068 1.3354e-05 deg
peri 138.7680304136193 2.1995e-05 deg
M 349.7355030386238 1.6475e-05 deg
tp 2459259.290416803832
(2021-Feb-13.79041680)		 9.4632e-05 TDB
period 2061.917902944337
5.65		 2.7721e-05
7.59e-08		 d
yr
n .174594730219828 2.3473e-09 deg/d
Q 3.752162252449624 3.363e-08 au
   Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2002-02-11  
   last obs. used      2020-10-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:50  

Additional Information
 Earth MOID = 1.6139 au 
 Jupiter MOID = 1.80104 au 
 T_jup = 3.045 
[ 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 15.14   n/a E2021B55  
diameter diameter 5.259 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180764 (2004 PO16)          Discovered 2004-Aug-07 by NEAT at Palomar
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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