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136912 (1998 HP96)
Classification: Main-belt Asteroid          SPK-ID: 2136912
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2074890220803615 4.709e-08  
a 2.351618758223248 1.1765e-08 au
q 1.863683681773672 1.141e-07 au
i 3.673364196425421 4.5523e-06 deg
node 83.13226704357949 8.6993e-05 deg
peri 180.2334476316251 8.7944e-05 deg
M 265.7425949896358 1.5829e-05 deg
tp 2458945.375051904650
(2020-Apr-05.87505190)
5.914e-05 TDB
period 1317.191139221606
3.61
9.8848e-06
2.706e-08
d
yr
n .2733088534233095 2.051e-09 deg/d
Q 2.839553834672823 1.4206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60836  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:47:58  

Additional Information
 Earth MOID = .847638 au 
 Jupiter MOID = 2.23907 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456891.5 (2014-Aug-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .208291598276222 4.7065e-08  
q 1.86140931543471 1.141e-07 au
tp 2456310.020025099379
(2013-Jan-17.52002510)
5.1851e-05 TDB
node 83.18461403239284 8.6913e-05 deg
peri 180.0704779451916 8.785e-05 deg
i 3.675246114397245 4.555e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60836  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:47:58  

Additional Information
 Jupiter MOID = 2.23907 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.215131285994289E-15 -5.354347589584919E-15 -1.067300204715311E-12 -2.450289864331748E-14 -2.177516986620945E-13 -1.595529598038043E-15
q -5.354347589584919E-15 1.30194839511555E-14 2.59829145868858E-12 5.9417220212618E-14 5.397647294080112E-13 4.042612736240204E-15
tp -1.067300204715311E-12 2.59829145868858E-12 2.688481125231167E-9 2.350173025351262E-11 6.97929938723933E-10 2.388867585947289E-12
node -2.450289864331748E-14 5.9417220212618E-14 2.350173025351262E-11 7.553786777286214E-9 -7.531734932083622E-9 -9.237619970050058E-11
peri -2.177516986620945E-13 5.397647294080112E-13 6.97929938723933E-10 -7.531734932083622E-9 7.717684369209668E-9 9.287031928945396E-11
i -1.595529598038043E-15 4.042612736240204E-15 2.388867585947289E-12 -9.237619970050058E-11 9.287031928945396E-11 2.074776516570898E-11

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 16.6   n/a MPO436675  

136912 (1998 HP96)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 HP96 = 2002 QG7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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