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134586 (1999 TA61)
Classification: Main-belt Asteroid          SPK-ID: 2134586
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 .209976055268977 3.4517e-08  
a 2.360768284401647 1.0282e-08 au
q 1.865063472638879 8.316e-08 au
i 1.620864182863984 3.8341e-06 deg
node 261.3247896369944 0.00017268 deg
peri 34.47590522140142 0.00017303 deg
M 350.3334850368874 1.112e-05 deg
tp 2459236.075080925564
(2021-Jan-21.57508093)
4.0967e-05 TDB
period 1324.885874803349
3.63
8.6555e-06
2.37e-08
d
yr
n .2717215171861005 1.7752e-09 deg/d
Q 2.856473096164416 1.2441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1999-10-07  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61902  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:01  

Additional Information
 Earth MOID = .847401 au 
 Jupiter MOID = 2.3488 au 
 T_jup = 3.521 
[ 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 17.12   n/a E2021B55  

134586 (1999 TA61)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 TA61 = 2002 JQ131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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