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183546 (2003 HD38)
Classification: Main-belt Asteroid          SPK-ID: 2183546
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798215528179155 6.403e-08  
a 3.045083808189815 2.6405e-08 au
q 2.497512109340431 1.9647e-07 au
i 1.324263394607074 6.8404e-06 deg
node 183.6347874363914 0.00025123 deg
peri 41.23859951915707 0.00025176 deg
M 354.531658585509 1.6795e-05 deg
tp 2458629.981557464246
(2019-May-26.48155746)
9.0599e-05 TDB
period 1940.873819436972
5.31
2.5245e-05
6.912e-08
d
yr
n .1854834644039005 2.4126e-09 deg/d
Q 3.592655507039199 3.1153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7162 days (19.61 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67344  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:51:01  

Additional Information
 Earth MOID = 1.4887 au 
 Jupiter MOID = 1.39024 au 
 T_jup = 3.213 
[ 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 15.9   n/a MPO436907  
diameter diameter 4.819 km 1.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

183546 (2003 HD38)          Discovered 2003-Apr-29 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 HD38 = 2002 AP147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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