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30385 (2000 KG8)
Classification: Main-belt Asteroid          SPK-ID: 2030385
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08719933182318274 3.7271e-08  
a 2.715897153162106 1.0586e-08 au
q 2.479072736105886 9.8533e-08 au
i 7.89181202466366 3.6124e-06 deg
node 141.5006705025408 2.2096e-05 deg
peri 190.4737822963999 2.8055e-05 deg
M 144.3558361113385 1.7856e-05 deg
tp 2458544.958406619354
(2019-Mar-02.45840662)
8.0154e-05 TDB
period 1634.814220015427
4.48
9.5582e-06
2.617e-08
d
yr
n .2202085078490466 1.2875e-09 deg/d
Q 2.952721570218326 1.1509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2189  
   data-arc span      11341 days (31.05 yr)  
   first obs. used      1990-03-02  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:28:44  

Additional Information
 Earth MOID = 1.46665 au 
 Jupiter MOID = 2.35698 au 
 T_jup = 3.342 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.83   n/a MPCxxxxx  
diameter diameter 4.610 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.430 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.363   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30385 (2000 KG8)          Discovered 2000-May-27 by LINEAR at Socorro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 KG8 = 1990 EN6 = 1999 CS54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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