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308891 (2006 SY160)
Classification: Main-belt Asteroid          SPK-ID: 2308891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .03626596696051079 8.2338e-08  
a 2.751815978178529 3.2382e-08 au
q 2.652018710832501 2.1848e-07 au
i 4.84596828476445 9.7195e-06 deg
node 164.6720775725244 7.8961e-05 deg
peri 345.9652179440134 0.00014048 deg
M 231.8045395978905 0.00012029 deg
tp 2459594.241840733225
(2022-Jan-14.74184073)
0.00056108 TDB
period 1667.352821960329
4.56
2.9431e-05
8.058e-08
d
yr
n .21591111086899 3.8111e-09 deg/d
Q 2.851613245524558 3.3556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1995-04-23  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59171  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:58:15  

Additional Information
 Earth MOID = 1.66234 au 
 Jupiter MOID = 2.1224 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457045.5 (2015-Jan-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03407473030406911 8.2888e-08  
q 2.659627378128761 2.1949e-07 au
tp 2456257.741126371438
(2012-Nov-26.24112637)
0.00057522 TDB
node 164.7685916604469 7.8898e-05 deg
peri 345.961886176875 0.0001465 deg
i 4.846962558368305 9.7262e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1995-04-23  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59171  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:58:15  

Additional Information
 Jupiter MOID = 2.1224 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.870475598815447E-15 -1.802478029612415E-14 2.57593680717562E-11 -1.829070908012776E-15 5.595334536402744E-12 4.781956492713215E-16
q -1.802478029612415E-14 4.81752453782048E-14 -6.55756281081111E-11 9.093821365558514E-16 -1.416642901631101E-11 -3.032723906845222E-16
tp 2.57593680717562E-11 -6.55756281081111E-11 3.30882135076006E-7 -3.38400708775993E-11 7.10315472587253E-8 -8.549151559924411E-12
node -1.829070908012776E-15 9.093821365558514E-16 -3.38400708775993E-11 6.224862736105417E-9 -6.209610213484413E-9 3.06716062712749E-10
peri 5.595334536402744E-12 -1.416642901631101E-11 7.10315472587253E-8 -6.209610213484413E-9 2.146277940395337E-8 -3.072705419336208E-10
i 4.781956492713215E-16 -3.032723906845222E-16 -8.549151559924411E-12 3.06716062712749E-10 -3.072705419336208E-10 9.459940875369958E-11

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 16.6   n/a MPO450236  

308891 (2006 SY160)          Discovered 2006-Sep-23 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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