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192381 (1996 HT4)
Classification: Main-belt Asteroid          SPK-ID: 2192381
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145632344450916 6.746e-08  
a 2.345723210558305 9.4859e-09 au
q 2.076989572443821 1.5884e-07 au
i 7.128287292648587 6.2998e-06 deg
node 52.41105458726542 3.8923e-05 deg
peri 350.36735571234 4.5209e-05 deg
M 103.0683257361492 2.1547e-05 deg
tp 2458824.804238797170
(2019-Dec-07.30423880)
7.8219e-05 TDB
period 1312.240914626425
3.59
7.9599e-06
2.179e-08
d
yr
n .2743398685312953 1.6641e-09 deg/d
Q 2.614456848672789 1.0573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      9135 days (25.01 yr)  
   first obs. used      1996-04-11  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6252  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:19:49  

Additional Information
 Earth MOID = 1.0853 au 
 Jupiter MOID = 2.7526 au 
 T_jup = 3.542 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.79   n/a MPCxxxxx  

192381 (1996 HT4)          Discovered 1996-Apr-18 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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