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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1983910973864183 4.7765e-08  
a 2.443955879537342 1.2376e-08 au
q 1.95909679063194 1.1351e-07 au
i 1.492452478938088 4.3915e-06 deg
node 283.0989325462123 0.0002074 deg
peri 68.6978126851444 0.00020776 deg
M 64.1107453285325 1.4051e-05 deg
tp 2457151.976881805220
(2015-May-09.47688181)
5.3658e-05 JED
period 1395.527724590388
3.82
1.0601e-05
2.902e-08
d
yr
n .2579669279631592 1.9595e-09 deg/d
Q 2.928814968442745 1.4832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1308  
   data-arc span      22306 days (61.07 yr)  
   first obs. used      1954-11-23  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54159  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:03:39  

Additional Information
 Earth MOID = .952133 au 
 Jupiter MOID = 2.49753 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 14.3 mag n/a MPO350862  

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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