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277942 (2006 PK38)
Classification: Main-belt Asteroid          SPK-ID: 2277942
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508948165811938 4.5884e-08  
a 2.381881578715222 1.6608e-08 au
q 2.022467994776864 1.1196e-07 au
i 6.039778501878875 5.0753e-06 deg
node 117.0143660369861 5.798e-05 deg
peri 171.3624024063375 6.1409e-05 deg
M 289.126179475726 2.1391e-05 deg
tp 2459264.839472506323
(2021-Feb-19.33947251)
8.0983e-05 TDB
period 1342.699030450654
3.68
1.4043e-05
3.845e-08
d
yr
n .2681166753201364 2.8043e-09 deg/d
Q 2.74129516265358 1.9114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6534 days (17.89 yr)  
   first obs. used      2002-06-03  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:30:26  

Additional Information
 Earth MOID = 1.00637 au 
 Jupiter MOID = 2.4203 au 
 T_jup = 3.515 
[ 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 17.2   n/a MPO418478  
diameter diameter 1.806 km 0.330 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277942 (2006 PK38)          Discovered 2006-Aug-14 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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