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201184 (2002 PW52)
Classification: Main-belt Asteroid          SPK-ID: 2201184
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072340715547735 6.8698e-08  
a 2.98672552381356 2.7518e-08 au
q 2.666446785278468 2.0015e-07 au
i 11.5168556708766 4.3322e-06 deg
node 124.5620308537151 3.0304e-05 deg
peri 217.0288753359112 3.9186e-05 deg
M 143.9485934982255 2.6847e-05 deg
tp 2458246.630241522709
(2018-May-08.13024152)
0.00013763 TDB
period 1885.347445615509
5.16
2.6055e-05
7.133e-08
d
yr
n .1909462369056706 2.6389e-09 deg/d
Q 3.307004262348652 3.0469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      6448 days (17.65 yr)  
   first obs. used      2002-07-29  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:07:06  

Additional Information
 Earth MOID = 1.66654 au 
 Jupiter MOID = 2.06013 au 
 T_jup = 3.218 
[ 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 15.5   n/a MPO454423  
diameter diameter 4.402 km 1.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201184 (2002 PW52)          Discovered 2002-Aug-08 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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