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JPL Small-Body Database Browser
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56820 (2000 QK8)
Classification: Main-belt Asteroid          SPK-ID: 2056820
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05968885733689326 4.0989e-08  
a 2.990457738665302 1.9967e-08 au
q 2.8119607333301 1.299e-07 au
i 9.528159701863357 5.0741e-06 deg
node 323.4490637283825 2.5477e-05 deg
peri 283.8609267922704 5.0872e-05 deg
M 307.6214398728674 4.3828e-05 deg
tp 2458875.324841193986
(2020-Jan-26.82484119)
0.00022965 TDB
period 1888.882447125244
5.17
1.8918e-05
5.179e-08
d
yr
n .1905888852680571 1.9088e-09 deg/d
Q 3.168954744000503 2.1159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1736  
   data-arc span      16329 days (44.71 yr)  
   first obs. used      1974-08-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:10:11  

Additional Information
 Earth MOID = 1.81723 au 
 Jupiter MOID = 1.95639 au 
 T_jup = 3.233 
[ 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 12.5   n/a MPO474450  
diameter diameter 10.703 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56820 (2000 QK8)          Discovered 2000-Aug-26 by Korlevic, K., Juric, M. at Visnjan
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QK8 = 1974 QL2 = 1998 CU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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