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215654 (2003 UK141)
Classification: Main-belt Asteroid          SPK-ID: 2215654
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025828505094742 4.2492e-08  
a 2.280524657033918 1.4647e-08 au
q 2.046581937058238 9.5603e-08 au
i 8.21764507586647 3.769e-06 deg
node 130.4962939096816 3.7101e-05 deg
peri 235.7819808510985 4.2909e-05 deg
M 303.3919785136297 2.347e-05 deg
tp 2459198.299896706165
(2020-Dec-14.79989671)
8.2662e-05 TDB
period 1257.912941390545
3.44
1.2119e-05
3.318e-08
d
yr
n .2861883268344804 2.7571e-09 deg/d
Q 2.514467377009598 1.6149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:20:44  

Additional Information
 Earth MOID = 1.05572 au 
 Jupiter MOID = 2.91407 au 
 T_jup = 3.585 
[ 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 16.5   n/a MPO437031  
diameter diameter 1.712 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.199   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215654 (2003 UK141)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2003 UK141 = 2005 CG53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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