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5408 The (1232 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2005408
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391306665516975 6.8473e-08  
a 2.260636298471203 1.0725e-08 AU
q 1.946112463433942 1.5395e-07 AU
i 4.080251016422313 7.546e-06 deg
node 207.2470511413574 6.5035e-05 deg
peri 341.6949589684003 6.779e-05 deg
M 246.0397740995781 1.9844e-05 deg
tp 2457193.502463373689
(2015-Jun-20.00246337)
6.9287e-05 JED
period 1241.493562307903
3.40
8.8351e-06
2.419e-08
d
yr
n .2899733119282307 2.0636e-09 deg/d
Q 2.575160133508464 1.2217e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1336  
   data-arc span      21879 days (59.90 yr)  
   first obs. used      1954-03-06  
   last obs. used      2014-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47139  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:11:55  

Additional Information
 Earth MOID = .947387 AU 
 T_jup = 3.604 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO265986  

5408 The (1232 T-1)          Discovered 1971-Mar-25 by van Houten and Gehrels at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1232 T-1 = 1954 EL = 1978 JA2 = 1986 UP2 = 1988 GA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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