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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466139010922586 4.0285e-08  
a 2.567574300882742 1.3474e-08 au
q 2.191132216286094 1.0219e-07 au
i 15.23740889194305 4.5542e-06 deg
node 139.1594094614805 1.7433e-05 deg
peri 203.9192944471314 2.4026e-05 deg
M 268.8052360551212 1.9209e-05 deg
tp 2459381.171496859607
(2021-Jun-15.67149686)
8.1294e-05 TDB
period 1502.736921960686
4.11
1.1829e-05
3.239e-08
d
yr
n .2395628900435164 1.8857e-09 deg/d
Q 2.944016385479389 1.5449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1239  
   data-arc span      9460 days (25.90 yr)  
   first obs. used      1994-02-12  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:33:17  

Additional Information
 Earth MOID = 1.18896 au 
 Jupiter MOID = 2.44687 au 
 T_jup = 3.367 
[ 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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