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JPL Small-Body Database Browser
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382871 (2004 HS44)
Classification: Main-belt Asteroid          SPK-ID: 2382871
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3278450849573604 4.1682e-07  
a 3.005846999341088 1.3283e-07 au
q 2.020394834473282 1.3382e-06 au
i 12.45877939397285 1.7117e-05 deg
node 24.11397977996951 6.474e-05 deg
peri 117.5603285707979 7.1679e-05 deg
M 353.013769562784 3.0178e-05 deg
tp 2458637.439340614044
(2019-Jun-02.93934061)
0.00016154 TDB
period 1903.481819067372
5.21
0.00012617
3.454e-07
d
yr
n .1891271019212494 1.2537e-08 deg/d
Q 3.991299164208894 1.7638e-07 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5385 days (14.74 yr)  
   first obs. used      2004-04-12  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .603  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:26:24  

Additional Information
 Earth MOID = 1.06632 au 
 Jupiter MOID = 1.23846 au 
 T_jup = 3.133 
[ 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 16.7   n/a MPO418956  

382871 (2004 HS44)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

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