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70561 (1999 TU143)
Classification: Main-belt Asteroid          SPK-ID: 2070561
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09833355123322549 3.5196e-08  
a 2.360383071548057 9.9376e-09 au
q 2.128278221851948 8.1836e-08 au
i 3.841317123168673 3.9622e-06 deg
node 272.1156654688789 8.7495e-05 deg
peri 184.6855929699483 9.3181e-05 deg
M 177.5070485736421 3.1602e-05 deg
tp 2458347.391605286180
(2018-Aug-16.89160529)		 0.00011559 TDB
period 1324.561610292515
3.63		 8.365e-06
2.29e-08		 d
yr
n .2717880370400422 1.7164e-09 deg/d
Q 2.592487921244166 1.0915e-08 au
   Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      9092 days (24.89 yr)  
   first obs. used      1995-07-03  
   last obs. used      2020-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56269  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:00:09  

Additional Information
 Earth MOID = 1.14513 au 
 Jupiter MOID = 2.5363 au 
 T_jup = 3.542 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO266257  
diameter diameter 3.466 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70561 (1999 TU143)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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