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183549 (2003 HU49)
Classification: Main-belt Asteroid          SPK-ID: 2183549
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731517850249978 5.0306e-08  
a 3.071210951824074 2.9916e-08 au
q 2.539425293327413 1.6919e-07 au
i 9.931579348766522 5.9679e-06 deg
node 215.4401646546694 2.273e-05 deg
peri 51.08962050346817 2.9577e-05 deg
M 28.74460646134486 1.8296e-05 deg
tp 2458843.529961446075
(2019-Dec-26.02996145)
9.8695e-05 TDB
period 1965.906680803068
5.38
2.8724e-05
7.864e-08
d
yr
n .1831216117811558 2.6756e-09 deg/d
Q 3.602996610320735 3.5095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6205 days (16.99 yr)  
   first obs. used      2003-04-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:39:22  

Additional Information
 Earth MOID = 1.53826 au 
 Jupiter MOID = 1.52044 au 
 T_jup = 3.185 
[ 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 15.4   n/a MPO436907  
diameter diameter 4.573 km 0.993 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

183549 (2003 HU49)          Discovered 2003-Apr-29 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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