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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390374003719552 6.8485e-08  
a 2.261379410565176 1.0726e-08 AU
q 1.946963096065529 1.5406e-07 AU
i 4.079656135034647 7.5451e-06 deg
node 207.2277993196913 6.5041e-05 deg
peri 341.570715841024 6.7802e-05 deg
M 304.1557860535172 1.9991e-05 deg
tp 2457193.178944639674
(2015-Jun-19.67894464)
6.9409e-05 JED
period 1242.105764739683
3.40
8.8372e-06
2.419e-08
d
yr
n .2898303914364714 2.0621e-09 deg/d
Q 2.575795725064822 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 = .949111 AU 
 T_jup = 3.603 
[ 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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