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413236 (2003 SQ154)
Classification: Main-belt Asteroid          SPK-ID: 2413236
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210796249817131 3.668e-07  
a 3.105135035196446 6.2678e-08 au
q 2.45058421460125 1.1095e-06 au
i 25.51464342833436 3.8592e-05 deg
node 9.096207164026431 2.3296e-05 deg
peri 8.731897146072541 3.3005e-05 deg
M 16.49086145769248 3.5063e-05 deg
tp 2458908.949650557605
(2020-Feb-29.44965056)
0.00019252 TDB
period 1998.569079233163
5.47
6.0513e-05
1.657e-07
d
yr
n .1801288750740252 5.4539e-09 deg/d
Q 3.759685855791642 7.5891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      8973 days (24.57 yr)  
   first obs. used      1992-09-25  
   last obs. used      2017-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61895  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:58:51  

Additional Information
 Earth MOID = 1.45357 au 
 Jupiter MOID = 1.7174 au 
 T_jup = 3.039 
[ 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 MPO455941  

413236 (2003 SQ154)          Discovered 2003-Sep-19 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-11-10

[ show close-approach data ]
Alternate Designations
 2003 SQ154 = 2010 EU149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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