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152201 (2005 QA142)
Classification: Main-belt Asteroid          SPK-ID: 2152201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119978658142229 3.5526e-08  
a 2.392584468184951 9.0904e-09 au
q 2.124620113967979 8.4163e-08 au
i 2.885947511821503 3.4493e-06 deg
node 285.2694408679574 9.3553e-05 deg
peri 60.22577481741684 9.5776e-05 deg
M 57.95798160985805 2.0498e-05 deg
tp 2458982.874341858770
(2020-May-13.37434186)
7.6741e-05 TDB
period 1351.759235823991
3.70
7.7038e-06
2.109e-08
d
yr
n .266319615549403 1.5178e-09 deg/d
Q 2.660548822401922 1.0108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      7119 days (19.49 yr)  
   first obs. used      2001-07-16  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53869  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:07  

Additional Information
 Earth MOID = 1.11702 au 
 Jupiter MOID = 2.69856 au 
 T_jup = 3.521 
[ 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 16.44   n/a E2021B55  

152201 (2005 QA142)          Discovered 2005-Aug-30 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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