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434025 (2001 SQ142)
Classification: Main-belt Asteroid          SPK-ID: 2434025
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157027394236769 5.5447e-08  
a 2.415799275269108 1.8921e-08 au
q 2.136284681222739 1.3456e-07 au
i 4.255550783613223 5.4224e-06 deg
node 310.1874080877197 0.00012148 deg
peri 18.11387936714744 0.00012695 deg
M 68.89857451956448 3.8047e-05 deg
tp 2458938.019265471952
(2020-Mar-29.51926547)
0.00014497 TDB
period 1371.480688664537
3.75
1.6113e-05
4.411e-08
d
yr
n .2624900248143819 3.0839e-09 deg/d
Q 2.695313869315477 2.1111e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2001-09-16  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:24:55  

Additional Information
 Earth MOID = 1.12326 au 
 Jupiter MOID = 2.59928 au 
 T_jup = 3.504 
[ 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 17.2   n/a MPO477032  

434025 (2001 SQ142)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

Alternate Designations
 2001 SQ142 = 2007 EW162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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