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JPL Small-Body Database Browser
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154480 (2003 ED18)
Classification: Main-belt Asteroid          SPK-ID: 2154480
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0841088288533642 5.12e-08  
a 2.440738331596113 1.8344e-08 au
q 2.23545068898805 1.229e-07 au
i 5.559254117322955 4.6284e-06 deg
node 131.4220617864196 7.1527e-05 deg
peri 129.6375621437028 8.0375e-05 deg
M 95.35897848070964 3.7588e-05 deg
tp 2458631.573927189201
(2019-May-28.07392719)
0.00014487 TDB
period 1392.772744925687
3.81
1.5702e-05
4.299e-08
d
yr
n .2584772004704961 2.914e-09 deg/d
Q 2.646025974204177 1.9887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      6959 days (19.05 yr)  
   first obs. used      1999-01-23  
   last obs. used      2018-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59343  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:59:07  

Additional Information
 Earth MOID = 1.22465 au 
 Jupiter MOID = 2.40489 au 
 T_jup = 3.490 
[ 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 16.0   n/a MPO436781  
diameter diameter 3.631 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154480 (2003 ED18)          Discovered 2003-Mar-06 by LONEOS at Anderson Mesa
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 2003 ED18 = 2005 WN104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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