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91132 (1998 HL150)
Classification: Main-belt Asteroid          SPK-ID: 2091132
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05371863853946979 3.6091e-08  
a 2.702835651674227 1.6854e-08 au
q 2.557643000270347 1.031e-07 au
i 4.096489140443563 4.6667e-06 deg
node 56.30922602576734 6.4603e-05 deg
peri 229.832724915908 8.5351e-05 deg
M 265.337287343477 5.798e-05 deg
tp 2459427.280266056971
(2021-Jul-31.78026606)
0.00026201 TDB
period 1623.034999408741
4.44
1.5182e-05
4.157e-08
d
yr
n .2218066770779097 2.0747e-09 deg/d
Q 2.848028303078107 1.776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      8089 days (22.15 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:41:04  

Additional Information
 Earth MOID = 1.54364 au 
 Jupiter MOID = 2.22234 au 
 T_jup = 3.361 
[ 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 15.5   n/a MPO426567  

91132 (1998 HL150)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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