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117278 (2004 TQ120)
Classification: Main-belt Asteroid          SPK-ID: 2117278
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676458786291493 4.3105e-08  
a 2.977712904989215 2.6664e-08 au
q 2.478511608726942 1.2574e-07 au
i 12.88895370643088 6.0076e-06 deg
node 75.36917018461855 2.047e-05 deg
peri 262.1858512377353 2.7547e-05 deg
M 16.70719240153694 1.9724e-05 deg
tp 2458913.398900998164
(2020-Mar-04.89890100)
0.00010239 TDB
period 1876.820167449333
5.14
2.5209e-05
6.902e-08
d
yr
n .1918137956122099 2.5764e-09 deg/d
Q 3.476914201251489 3.1134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      7327 days (20.06 yr)  
   first obs. used      1998-05-24  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:19:58  

Additional Information
 Earth MOID = 1.50991 au 
 Jupiter MOID = 2.02418 au 
 T_jup = 3.201 
[ show covariance matrix ]

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 14.1   n/a MPO436563  

117278 (2004 TQ120)          Discovered 2004-Oct-06 by Siding Spring Survey at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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