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65982 (1998 HN119)
Classification: Main-belt Asteroid          SPK-ID: 2065982
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1652734531041732 3.4274e-08  
a 2.635437334359727 1.2032e-08 au
q 2.199869505670438 9.2313e-08 au
i 11.61460874402044 5.9372e-06 deg
node 184.9528341001507 1.8624e-05 deg
peri 113.2414797555425 2.6565e-05 deg
M 356.8497528827212 1.7944e-05 deg
tp 2459014.174756125591
(2020-Jun-13.67475613)
7.79e-05 TDB
period 1562.706677266991
4.28
1.0701e-05
2.93e-08
d
yr
n .230369528227525 1.5776e-09 deg/d
Q 3.071005163049017 1.402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59139  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:11:17  

Additional Information
 Earth MOID = 1.21535 au 
 Jupiter MOID = 2.26741 au 
 T_jup = 3.349 
[ 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 14.5   n/a MPO400630  

65982 (1998 HN119)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HN119 = 1999 RE38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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