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39680 (1996 PK2)
Classification: Main-belt Asteroid          SPK-ID: 2039680
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1464372260224502 4.0297e-08  
a 2.567471027809181 1.3764e-08 au
q 2.191497692603796 1.0213e-07 au
i 15.23683159110025 4.5732e-06 deg
node 139.1596985076564 1.749e-05 deg
peri 204.005125929165 2.4153e-05 deg
M 172.856800127336 1.911e-05 deg
tp 2457878.992711365335
(2017-May-05.49271137)
7.806e-05 TDB
period 1502.646258157841
4.11
1.2084e-05
3.308e-08
d
yr
n .2395773443320849 1.9266e-09 deg/d
Q 2.943444363014567 1.578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1233  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1994-02-12  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:10:47  

Additional Information
 Earth MOID = 1.18849 au 
 Jupiter MOID = 2.4444 au 
 T_jup = 3.368 
[ 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 14.3   n/a MPO468237  
diameter diameter 4.165 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.280   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39680 (1996 PK2)          Discovered 1996-Aug-09 by JPL/GEODSS NEAT at Haleakala
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 PK2 = 1999 GO41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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