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52047 (2002 PC85)
Classification: Main-belt Asteroid          SPK-ID: 2052047
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1570796823176897 4.0161e-08  
a 3.095144989791959 1.8815e-08 au
q 2.608960598068249 1.2064e-07 au
i 3.045917095928417 4.1578e-06 deg
node 86.7669051664503 8.0807e-05 deg
peri 247.9452804169125 8.1946e-05 deg
M 134.9441004471717 1.4574e-05 deg
tp 2458454.959353814839
(2018-Dec-02.45935381)
7.8619e-05 TDB
period 1988.931948393919
5.45
1.8136e-05
4.965e-08
d
yr
n .181001667900555 1.6505e-09 deg/d
Q 3.581329381515669 2.1771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      908  
   data-arc span      10800 days (29.57 yr)  
   first obs. used      1991-08-10  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55786  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:42:41  

Additional Information
 Earth MOID = 1.5991 au 
 Jupiter MOID = 1.79379 au 
 T_jup = 3.202 
[ 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 14.54   n/a MPCxxxxx  
diameter diameter 7.284 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52047 (2002 PC85)          Discovered 2002-Aug-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PC85 = 1991 PM32 = 2000 EF197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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