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183486 (2003 DX21)
Classification: Main-belt Asteroid          SPK-ID: 2183486
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02211278194512442 5.6261e-08  
a 2.96111822925603 3.6971e-08 au
q 2.895639667538759 1.7864e-07 au
i 15.2595260240475 7.8001e-06 deg
node 19.0184975359676 2.929e-05 deg
peri 210.3540061524723 0.00021957 deg
M .0005174641351830273 0.00021976 deg
tp 2458600.497324778151
(2019-Apr-26.99732478)
0.0011361 TDB
period 1861.152880212201
5.10
3.4856e-05
9.543e-08
d
yr
n .1934284946860219 3.6226e-09 deg/d
Q 3.026596790973302 3.7789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      9546 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63728  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:50:56  

Additional Information
 Earth MOID = 1.89568 au 
 Jupiter MOID = 1.94114 au 
 T_jup = 3.212 
[ 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 15.0   n/a MPO436906  
diameter diameter 4.839 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

183486 (2003 DX21)          Discovered 2003-Feb-28 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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