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213594 (2002 PA20)
Classification: Main-belt Asteroid          SPK-ID: 2213594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685243075483686 5.5345e-08  
a 2.465478341093932 1.5393e-08 au
q 2.049985310885576 1.349e-07 au
i 1.715375168205887 5.6733e-06 deg
node 242.6940898803475 0.00021202 deg
peri 79.3717808774143 0.00021314 deg
M 260.7321614432111 2.519e-05 deg
tp 2459590.402732961021
(2022-Jan-10.90273296)
0.00010149 TDB
period 1414.002620654101
3.87
1.3242e-05
3.625e-08
d
yr
n .2545964164008891 2.3843e-09 deg/d
Q 2.880971371302287 1.7987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      6853 days (18.76 yr)  
   first obs. used      2002-07-18  
   last obs. used      2021-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60114  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:29  

Additional Information
 Earth MOID = 1.03631 au 
 Jupiter MOID = 2.42899 au 
 T_jup = 3.467 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.06   n/a E2021B55  
diameter diameter 2.391 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213594 (2002 PA20)          Discovered 2002-Aug-06 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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