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134593 (1999 TR121)
Classification: Main-belt Asteroid          SPK-ID: 2134593
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231068046343557 4.4223e-08  
a 2.36683408259973 1.3711e-08 au
q 2.075460701591191 1.0871e-07 au
i 19.16390088524062 5.9182e-06 deg
node 20.75076057499552 1.4527e-05 deg
peri 260.0191024444629 2.8321e-05 deg
M 16.43028873177665 2.425e-05 deg
tp 2459139.799419652099
(2020-Oct-17.29941965)		 8.9552e-05 TDB
period 1329.995429902678
3.64		 1.1557e-05
3.164e-08		 d
yr
n .2706776218218607 2.352e-09 deg/d
Q 2.65820746360827 1.5399e-08 au
   Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60312  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:04  

Additional Information
 Earth MOID = 1.1511 au 
 Jupiter MOID = 2.53677 au 
 T_jup = 3.463 
[ 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 15.94   n/a E2021B55  

134593 (1999 TR121)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 1999 TR121 = 1998 HF33 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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