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413543 (2005 SQ161)
Classification: Main-belt Asteroid          SPK-ID: 2413543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599827380713038 1.0967e-07  
a 2.684043101053379 4.1496e-08 au
q 2.254642536645466 2.7584e-07 au
i 14.77657817198701 2.0671e-05 deg
node 5.328173267231836 2.5318e-05 deg
peri 247.6801671489783 7.7905e-05 deg
M 219.7316854583471 6.4473e-05 deg
tp 2459626.306014869934
(2022-Feb-15.80601487)
0.00028078 TDB
period 1606.13725265998
4.40
3.7247e-05
1.02e-07
d
yr
n .2241402466718156 5.1979e-09 deg/d
Q 3.113443665461292 4.8134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4757 days (13.02 yr)  
   first obs. used      2005-09-27  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51783  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:46:40  

Additional Information
 Earth MOID = 1.289 au 
 Jupiter MOID = 2.05762 au 
 T_jup = 3.310 
[ 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 16.7   n/a MPO455944  

413543 (2005 SQ161)          Discovered 2005-Sep-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

Alternate Designations
 2005 SQ161 = 2008 EU131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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