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268763 (2006 ST61)
Classification: Main-belt Asteroid          SPK-ID: 2268763
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1233860495787413 4.6105e-08  
a 2.276433222652786 1.7377e-08 au
q 1.995553120179856 1.0854e-07 au
i 5.959563551537329 6.109e-06 deg
node 155.2912624871793 4.6547e-05 deg
peri 250.8839494387115 5.2532e-05 deg
M 328.7172789117911 2.6605e-05 deg
tp 2459109.514137083150
(2020-Sep-17.01413708)
9.3297e-05 TDB
period 1254.529273181626
3.43
1.4365e-05
3.933e-08
d
yr
n .2869602230061957 3.2858e-09 deg/d
Q 2.557313325125717 1.9521e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      4687 days (12.83 yr)  
   first obs. used      2005-05-20  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:23:08  

Additional Information
 Earth MOID = 1.01379 au 
 Jupiter MOID = 2.79953 au 
 T_jup = 3.591 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456904.5 (2014-Sep-04.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242463280511714 4.6312e-08  
q 1.994175528769166 1.0921e-07 au
tp 2456599.075155463278
(2013-Nov-02.57515546)
8.2449e-05 TDB
node 155.3819937625159 4.6572e-05 deg
peri 250.6106173638533 5.2418e-05 deg
i 5.957631882573901 6.1082e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      4687 days (12.83 yr)  
   first obs. used      2005-05-20  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:23:08  

Additional Information
 Jupiter MOID = 2.79953 au 
 T_jup = 3.591 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.144784189785048E-15 -5.009844747186927E-15 -1.008031327226803E-12 1.610543604988582E-15 -2.894489715653328E-13 -1.89525788373428E-15
q -5.009844747186927E-15 1.192767194727383E-14 2.529771682671313E-12 -7.176169626487725E-15 7.404217606802968E-13 4.698593719169701E-15
tp -1.008031327226803E-12 2.529771682671313E-12 6.797827106494882E-9 -7.625926668197707E-12 1.999607002311213E-9 9.378651734162371E-13
node 1.610543604988582E-15 -7.176169626487725E-15 -7.625926668197707E-12 2.168927154894365E-9 -2.158798644697364E-9 3.19706514034247E-11
peri -2.894489715653328E-13 7.404217606802968E-13 1.999607002311213E-9 -2.158798644697364E-9 2.747651837953441E-9 -3.158258048962239E-11
i -1.89525788373428E-15 4.698593719169701E-15 9.378651734162371E-13 3.19706514034247E-11 -3.158258048962239E-11 3.730950843652694E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO437234  

268763 (2006 ST61)          Discovered 2006-Sep-17 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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