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JPL Small-Body Database Browser
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56639 (2000 KE19)
Classification: Main-belt Asteroid          SPK-ID: 2056639
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08088964710500228 3.4459e-08  
a 2.341508996682999 1.0438e-08 au
q 2.152105160248123 8.2224e-08 au
i 5.708596162565889 4.2302e-06 deg
node 247.7162297928224 4.3042e-05 deg
peri 242.6412894490713 5.4638e-05 deg
M 204.1707787739894 3.6175e-05 deg
tp 2459166.985205955890
(2020-Nov-13.48520596)
0.00013321 TDB
period 1308.706239687478
3.58
8.7506e-06
2.396e-08
d
yr
n .2750808310396449 1.8393e-09 deg/d
Q 2.530912833117875 1.1282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      893  
   data-arc span      7651 days (20.95 yr)  
   first obs. used      1998-12-16  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51723  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:46:04  

Additional Information
 Earth MOID = 1.17443 au 
 Jupiter MOID = 2.52481 au 
 T_jup = 3.553 
[ 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 15.6   n/a MPO347902  
diameter diameter 1.896 km 0.460 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.448   0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56639 (2000 KE19)          Discovered 2000-May-28 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 KE19 = 2001 QZ259 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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