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JPL Small-Body Database Browser
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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210686951155125 3.6719e-07  
a 3.10519672705803 6.4861e-08 au
q 2.450972295897301 1.1088e-06 au
i 25.51449504716198 3.8594e-05 deg
node 9.101185677763876 2.329e-05 deg
peri 8.658395719690068 3.2968e-05 deg
M 304.4823097695192 3.3363e-05 deg
tp 2458908.720126996884
(2020-Feb-29.22012700)
0.0001926 TDB
period 1998.628639956611
5.47
6.262e-05
1.714e-07
d
yr
n .1801235070902494 5.6436e-09 deg/d
Q 3.75942115821876 7.8526e-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 = 1.45311 au 
 Jupiter MOID = 1.71411 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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