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154290 (2002 TA208)
Classification: Main-belt Asteroid          SPK-ID: 2154290
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516644173476385 5.7681e-08  
a 2.27055980789027 8.4216e-09 au
q 1.926196677573627 1.3306e-07 au
i 6.53262819378527 7.2119e-06 deg
node 10.01411121638496 3.2874e-05 deg
peri 39.02363182149053 3.993e-05 deg
M 43.21723873583804 1.9882e-05 deg
tp 2458850.478894910266
(2020-Jan-01.97889491)
6.8988e-05 TDB
period 1249.677198546193
3.42
6.9527e-06
1.904e-08
d
yr
n .2880743926662057 1.6027e-09 deg/d
Q 2.614922938206914 9.6989e-09 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      8838 days (24.20 yr)  
   first obs. used      1995-09-19  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51719  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:03:06  

Additional Information
 Earth MOID = .940563 au 
 Jupiter MOID = 2.77226 au 
 T_jup = 3.589 
[ 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 16.4   n/a MPO502912  
diameter diameter 1.602 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154290 (2002 TA208)          Discovered 2002-Oct-04 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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