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181047 (2005 PJ3)
Classification: Main-belt Asteroid          SPK-ID: 2181047
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 .1946999326638465 4.7552e-08  
a 2.398715831035125 8.8819e-09 au
q 1.931686020252884 1.1416e-07 au
i 5.793059939109173 4.2074e-06 deg
node 137.7680515493691 3.9572e-05 deg
peri 237.079471614686 4.076e-05 deg
M 12.23300036807143 7.89e-06 deg
tp 2459154.389788209323
(2020-Oct-31.88978821)
2.9796e-05 TDB
period 1356.958697391165
3.72
7.5367e-06
2.063e-08
d
yr
n .2652991581041647 1.4735e-09 deg/d
Q 2.865745641817367 1.0611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      10600 days (29.02 yr)  
   first obs. used      1992-02-05  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48707  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:00  

Additional Information
 Earth MOID = .937905 au 
 Jupiter MOID = 2.60969 au 
 T_jup = 3.494 
[ 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 16.56   n/a E2021B55  
diameter diameter 1.559 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181047 (2005 PJ3)          Discovered 2005-Aug-04 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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