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70670 (1999 TU290)
Classification: Main-belt Asteroid          SPK-ID: 2070670
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1970594535440271 3.5471e-08  
a 2.773776322469937 1.3491e-08 au
q 2.22717747611065 1.0186e-07 au
i 8.957497968760572 4.3159e-06 deg
node 95.02337149948627 2.7678e-05 deg
peri 59.39038926731327 3.0765e-05 deg
M 83.41653918268217 1.1675e-05 deg
tp 2458609.519364008479
(2019-May-06.01936401)		 5.4328e-05 TDB
period 1687.351577229768
4.62		 1.231e-05
3.37e-08		 d
yr
n .213352098553779 1.5566e-09 deg/d
Q 3.320375168829224 1.615e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1147  
   data-arc span      7618 days (20.86 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46601  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:59:42  

Additional Information
 Earth MOID = 1.25354 au 
 Jupiter MOID = 1.7466 au 
 T_jup = 3.290 
[ 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 14.3   n/a MPO459319  
diameter diameter 2.584 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.728   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70670 (1999 TU290)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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