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120832 (1998 HQ133)
Classification: Main-belt Asteroid          SPK-ID: 2120832
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478655830995518 4.3984e-08  
a 2.587541832943826 1.4566e-08 au
q 2.204933451021104 1.1008e-07 au
i 4.630092883561264 5.2646e-06 deg
node 99.21291371892679 6.2519e-05 deg
peri 52.75085419609167 6.6791e-05 deg
M 147.9441308062925 2.4327e-05 deg
tp 2458375.723427260795
(2018-Sep-14.22342726)
9.9705e-05 TDB
period 1520.300703788022
4.16
1.2837e-05
3.515e-08
d
yr
n .2367952597160642 1.9995e-09 deg/d
Q 2.970150214866548 1.672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      10111 days (27.68 yr)  
   first obs. used      1992-11-21  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:11:20  

Additional Information
 Earth MOID = 1.2195 au 
 Jupiter MOID = 2.03384 au 
 T_jup = 3.401 
[ 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 16.1   n/a MPO432708  

120832 (1998 HQ133)          Discovered 1998-Apr-19 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 HQ133 = 2002 AW155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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