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4526 Konko (1982 KN1)
Classification: Main-belt Asteroid          SPK-ID: 2004526
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 .1147677388350259 2.2156e-08  
a 2.63055279682617 9.6583e-09 au
q 2.328650200448277 5.9835e-08 au
i 14.15054962230095 6.4726e-07 deg
node 101.526648579413 3.7995e-06 deg
peri 100.4415277492915 9.0111e-06 deg
M 39.97443458016757 6.1713e-06 deg
tp 2459027.459090197381
(2020-Jun-26.95909020)
2.6691e-05 TDB
period 1558.364194095415
4.27
8.5825e-06
2.35e-08
d
yr
n .2310114678994979 1.2723e-09 deg/d
Q 2.932455393204063 1.0767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2833  
   data-arc span      17526 days (47.98 yr)  
   first obs. used      1973-03-28  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39622  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:41:33  

Additional Information
 Earth MOID = 1.37176 au 
 Jupiter MOID = 2.19002 au 
 T_jup = 3.348 
[ 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 12.46   n/a E2021B10  
diameter diameter 10.249 km 0.355 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 112.53 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.202   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4526 Konko (1982 KN1)          Discovered 1982-May-22 by Kosai and Hurukawa at Kiso
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 KN1 = 1973 FR1 = 1986 HN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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