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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09833355102209583 3.5207e-08  
a 2.360383070612905 1.012e-08 au
q 2.1282782215071 8.1837e-08 au
i 3.841317174709657 3.9622e-06 deg
node 272.1156810099357 9.1911e-05 deg
peri 184.6855835100075 9.8176e-05 deg
M 177.5070434921744 3.3408e-05 deg
tp 2458347.391624370746
(2018-Aug-16.89162437)
0.00012253 TDB
period 1324.561609505355
3.63
8.5184e-06
2.332e-08
d
yr
n .2717880372015603 1.7479e-09 deg/d
Q 2.592487919718711 1.1115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      8701 days (23.82 yr)  
   first obs. used      1995-07-03  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:12:17  

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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