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215658 (2003 UK164)
Classification: Main-belt Asteroid          SPK-ID: 2215658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648584069603233 6.772e-08  
a 2.334227166160801 1.4167e-08 au
q 1.949410194064021 1.6484e-07 au
i 2.801126926903657 6.6394e-06 deg
node 133.3976534046043 0.00012425 deg
peri 263.504354330484 0.00012623 deg
M 234.9736893204199 2.4303e-05 deg
tp 2459452.888983880790
(2021-Aug-26.38898388)
9.0676e-05 TDB
period 1302.606093964217
3.57
1.1859e-05
3.247e-08
d
yr
n .2763690433110237 2.5161e-09 deg/d
Q 2.719044138257581 1.6503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      7201 days (19.72 yr)  
   first obs. used      1999-07-20  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53063  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:23:18  

Additional Information
 Earth MOID = .958887 au 
 Jupiter MOID = 2.69695 au 
 T_jup = 3.549 
[ 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 17.2   n/a MPO266616  
diameter diameter 2.509 km 0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215658 (2003 UK164)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2003 UK164 = 2001 DA78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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