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136908 (1998 HV92)
Classification: Main-belt Asteroid          SPK-ID: 2136908
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125196707173551 3.7788e-08  
a 2.272432564407818 9.5805e-09 au
q 1.98793149007001 8.4828e-08 au
i 3.862524697132003 5.4115e-06 deg
node 33.12543808664407 7.4571e-05 deg
peri 216.4272275569296 7.8374e-05 deg
M 136.0600765589484 2.464e-05 deg
tp 2458527.606719130939
(2019-Feb-13.10671913)
8.5238e-05 TDB
period 1251.223616937364
3.43
7.9127e-06
2.166e-08
d
yr
n .2877183543587329 1.8195e-09 deg/d
Q 2.556933638745625 1.078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61807  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:28:13  

Additional Information
 Earth MOID = .975663 au 
 Jupiter MOID = 2.46703 au 
 T_jup = 3.598 
[ 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 16.9   n/a MPO436675  

136908 (1998 HV92)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1998 HV92 = 1999 TQ318 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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