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JPL Small-Body Database Browser
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15144 Araas (2000 EK114)
Classification: Main-belt Asteroid          SPK-ID: 2015144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1492911846591133 3.3451e-08  
a 2.312299222241014 8.3964e-09 au
q 1.967093332066307 7.7009e-08 au
i 6.027940151098685 4.2353e-06 deg
node 5.566410352805548 3.5657e-05 deg
peri 268.4333611695325 3.8406e-05 deg
M 204.4925093946215 1.4803e-05 deg
tp 2459555.270410217759
(2021-Dec-06.77041022)
5.3362e-05 TDB
period 1284.294067770687
3.52
6.9953e-06
1.915e-08
d
yr
n .2803096339336816 1.5268e-09 deg/d
Q 2.657505112415722 9.65e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1631  
   data-arc span      9787 days (26.80 yr)  
   first obs. used      1993-04-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:11:42  

Additional Information
 Earth MOID = .962318 au 
 Jupiter MOID = 2.47056 au 
 T_jup = 3.561 
[ 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 14.3   n/a MPO410211  
diameter diameter 3.554 km 0.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.320   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15144 Araas           Discovered 2000 Mar. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Michael J. Araas for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Michael is a student at the Holy Name School, Sheridan, Wyoming.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 EK114 = 1993 HC6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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