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70574 (1999 TR161)
Classification: Main-belt Asteroid          SPK-ID: 2070574
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08556704696677078 3.1587e-08  
a 2.589721893239132 1.3615e-08 au
q 2.368127038369465 7.9883e-08 au
i 3.031603042184176 4.3299e-06 deg
node 139.9432216065132 7.4457e-05 deg
peri 124.0473319126171 8.0706e-05 deg
M 90.29666079605501 3.2996e-05 deg
tp 2458618.689991263257
(2019-May-15.18999126)		 0.00013795 TDB
period 1522.222438055345
4.17		 1.2004e-05
3.287e-08		 d
yr
n .2364963168325805 1.865e-09 deg/d
Q 2.8113167481088 1.478e-08 au
   Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      8718 days (23.87 yr)  
   first obs. used      1997-01-02  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55716  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:48  

Additional Information
 Earth MOID = 1.35401 au 
 Jupiter MOID = 2.23719 au 
 T_jup = 3.413 
[ 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 15.6   n/a MPO439539  

70574 (1999 TR161)          Discovered 1999-Oct-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 TR161 = 2002 JR101 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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