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259377 (2003 HQ38)
Classification: Main-belt Asteroid          SPK-ID: 2259377
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09588168886199244 2.2717e-07  
a 2.579437196477548 3.5782e-08 au
q 2.332116401765838 6.1328e-07 au
i 14.70137916072081 8.1504e-06 deg
node 316.3867898390646 1.5572e-05 deg
peri 213.6247084617964 3.6635e-05 deg
M 71.29332726705842 4.4339e-05 deg
tp 2458700.837604312200
(2019-Aug-05.33760431)
0.0001817 TDB
period 1513.16352571826
4.14
3.1486e-05
8.62e-08
d
yr
n .2379121581252213 4.9505e-09 deg/d
Q 2.826757991189259 3.9213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      6785 days (18.58 yr)  
   first obs. used      2000-09-03  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:35:40  

Additional Information
 Earth MOID = 1.35321 au 
 Jupiter MOID = 2.21697 au 
 T_jup = 3.373 
[ 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 15.6   n/a MPO470763  

259377 (2003 HQ38)          Discovered 2003-Apr-29 by NEAT at Haleakala
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2003 HQ38 = 2007 DL101 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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