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120171 (2003 JT6)
Classification: Main-belt Asteroid          SPK-ID: 2120171
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371225183207976 5.7784e-08  
a 2.777888188783947 1.8075e-08 au
q 2.396977164724293 1.6439e-07 au
i 7.991379749718578 5.1494e-06 deg
node 70.74123613587064 3.515e-05 deg
peri 113.6246406657646 3.9426e-05 deg
M 329.653596204486 1.6973e-05 deg
tp 2459343.052651695035
(2021-May-08.55265169)
7.9968e-05 TDB
period 1691.104980874173
4.63
1.6506e-05
4.519e-08
d
yr
n .2128785640581032 2.0777e-09 deg/d
Q 3.158799212843602 2.0554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      8361 days (22.89 yr)  
   first obs. used      1998-04-20  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:14  

Additional Information
 Earth MOID = 1.41113 au 
 Jupiter MOID = 1.83915 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457625.5 (2016-Aug-25.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1383409853741416 5.7845e-08  
q 2.393726253780668 1.6495e-07 au
tp 2457653.828502743712
(2016-Sep-22.32850274)
7.7723e-05 TDB
node 70.76500493693973 3.5168e-05 deg
peri 113.9166757901368 3.9335e-05 deg
i 7.990110943369252 5.1484e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      8361 days (22.89 yr)  
   first obs. used      1998-04-20  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:14  

Additional Information
 Jupiter MOID = 1.83915 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.346047423530728E-15 -9.501118952149489E-15 1.05915180668207E-12 1.842851523135418E-14 3.548237645403179E-13 -6.852370362263524E-15
q -9.501118952149489E-15 2.721006897308984E-14 -2.988739417597583E-12 -5.265842392206043E-14 -1.005582664226031E-12 1.963602254568553E-14
tp 1.05915180668207E-12 -2.988739417597583E-12 6.04089521940121E-9 -3.913074879360002E-12 1.387514120681446E-9 1.458578858470869E-12
node 1.842851523135418E-14 -5.265842392206043E-14 -3.913074879360002E-12 1.236797249101413E-9 -1.224547453709639E-9 -3.940360032983398E-11
peri 3.548237645403179E-13 -1.005582664226031E-12 1.387514120681446E-9 -1.224547453709639E-9 1.547280482597808E-9 3.910308772681788E-11
i -6.852370362263524E-15 1.963602254568553E-14 1.458578858470869E-12 -3.940360032983398E-11 3.910308772681788E-11 2.650605634187639E-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 15.4   n/a MPO314202  

120171 (2003 JT6)          Discovered 2003-May-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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