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7406 (1988 TD)
Classification: Main-belt Asteroid          SPK-ID: 2007406
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985538908983939 5.6942e-08  
a 2.444437156535637 1.4957e-08 AU
q 1.959084648048879 1.4039e-07 AU
i 1.492454642109101 4.7529e-06 deg
node 283.107922857592 0.00024337 deg
peri 68.72714832893458 0.0002436 deg
M 320.9087461974605 1.4298e-05 deg
tp 2457152.080676527615
(2015-May-09.58067653)
5.611e-05 JED
period 1395.939967174869
3.82
1.2812e-05
3.508e-08
d
yr
n .2578907463539246 2.3669e-09 deg/d
Q 2.929789665022394 1.7926e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      21794 days (59.67 yr)  
   first obs. used      1954-11-23  
   last obs. used      2014-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56473  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:08:44  

Additional Information
 Earth MOID = .954363 AU 
 T_jup = 3.472 
[ 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 14.2 mag n/a MPO263415  

7406 (1988 TD)          Discovered 1988-Oct-03 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 TD = 1969 UM2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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