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187480 (2006 QX39)
Classification: Main-belt Asteroid          SPK-ID: 2187480
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09718685824162383 4.5323e-08  
a 2.339023312282468 1.3993e-08 au
q 2.111700985207819 1.0621e-07 au
i 7.443238164454576 4.5603e-06 deg
node 27.08712250191644 3.7399e-05 deg
peri 247.6555990291839 4.9272e-05 deg
M 59.46572112086181 2.8218e-05 deg
tp 2458984.668692665089
(2020-May-15.16869267)
0.00010335 TDB
period 1306.622860633393
3.58
1.1725e-05
3.21e-08
d
yr
n .275519440877904 2.4724e-09 deg/d
Q 2.566345639357118 1.5353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:35  

Additional Information
 Earth MOID = 1.10737 au 
 Jupiter MOID = 2.52129 au 
 T_jup = 3.548 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457617.5 (2016-Aug-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09640343946412742 4.5355e-08  
q 2.113451896205111 1.0614e-07 au
tp 2457678.348332940932
(2016-Oct-16.84833294)
0.00011058 TDB
node 27.13908665045404 3.7385e-05 deg
peri 247.7674469738485 4.9445e-05 deg
i 7.444572196548069 4.5611e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:35  

Additional Information
 Jupiter MOID = 2.52129 au 
 T_jup = 3.548 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.057110444275201E-15 -4.780267163558083E-15 -4.962050064604065E-13 -8.101622497778705E-15 -1.897010144568568E-13 -8.084653757971989E-15
q -4.780267163558083E-15 1.126635658299083E-14 3.700447051707324E-13 1.937366021508828E-14 2.125188711848262E-13 1.94143299477214E-14
tp -4.962050064604065E-13 3.700447051707324E-13 1.222803769913145E-8 1.172532901604619E-11 3.598297377425425E-9 -7.67243192872468E-12
node -8.101622497778705E-15 1.937366021508828E-14 1.172532901604619E-11 1.397674522820152E-9 -1.381905344578282E-9 1.234717966778594E-11
peri -1.897010144568568E-13 2.125188711848262E-13 3.598297377425425E-9 -1.381905344578282E-9 2.44476666209871E-9 -1.424375899410104E-11
i -8.084653757971989E-15 1.94143299477214E-14 -7.67243192872468E-12 1.234717966778594E-11 -1.424375899410104E-11 2.080358959327406E-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 16.62   n/a E2021B55  

187480 (2006 QX39)          Discovered 2006-Aug-24 by San Marcello at San Marcello
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2006 QX39 = 1999 TE309 = 2005 FD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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