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447177 (2005 QU124)
Classification: Main-belt Asteroid          SPK-ID: 2447177
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07658750221494708 2.547e-07  
a 2.863464340445899 6.7631e-08 au
q 2.644158758929577 6.974e-07 au
i 1.938120751248714 1.646e-05 deg
node 17.34813611285601 0.00032418 deg
peri 335.5881444566211 0.00033571 deg
M 8.962981306694205 8.3437e-05 deg
tp 2458956.435780152394
(2020-Apr-16.93578015)
0.00040974 TDB
period 1769.84851382993
4.85
6.2702e-05
1.717e-07
d
yr
n .2034072391997915 7.2063e-09 deg/d
Q 3.082769921962222 7.2811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5056 days (13.84 yr)  
   first obs. used      2005-08-28  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60561  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:48:55  

Additional Information
 Earth MOID = 1.63881 au 
 Jupiter MOID = 2.26515 au 
 T_jup = 3.296 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456503.5 (2013-Jul-30.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08018678614913691 2.5591e-07  
q 2.633799238989182 7.0509e-07 au
tp 2457185.100494737753
(2015-Jun-11.60049474)
0.00037193 TDB
node 17.52237831263425 0.0003228 deg
peri 335.4742178719423 0.00033312 deg
i 1.9442972372256 1.6485e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5056 days (13.84 yr)  
   first obs. used      2005-08-28  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60561  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:48:55  

Additional Information
 Jupiter MOID = 2.26515 au 
 T_jup = 3.296 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.548942616324067E-14 -1.799437638559521E-13 -8.74105663083031E-12 -9.858538767902043E-14 -5.656591861818531E-12 1.742698764385502E-14
q -1.799437638559521E-13 4.971468621223264E-13 2.922500433016282E-11 2.66692872020384E-13 1.643604340865012E-11 -4.721957621868702E-14
tp -8.74105663083031E-12 2.922500433016282E-11 1.383290769065099E-7 9.202867738638604E-11 3.014472264774277E-8 -2.490140626866246E-11
node -9.858538767902043E-14 2.66692872020384E-13 9.202867738638604E-11 1.042018724934408E-7 -1.041153389382069E-7 -1.071130214587988E-9
peri -5.656591861818531E-12 1.643604340865012E-11 3.014472264774277E-8 -1.041153389382069E-7 1.10967202866636E-7 1.063952948430221E-9
i 1.742698764385502E-14 -4.721957621868702E-14 -2.490140626866246E-11 -1.071130214587988E-9 1.063952948430221E-9 2.717645315504483E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO402784  

447177 (2005 QU124)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2005 QU124 = 2010 SY25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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