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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985538899893957 5.7042e-08  
a 2.444437156391538 1.4967e-08 AU
q 1.959084650155381 1.4061e-07 AU
i 1.492454978091652 4.7579e-06 deg
node 283.1079471439621 0.00024389 deg
peri 68.72712408291689 0.00024411 deg
M 320.9087462480522 1.43e-05 deg
tp 2457152.080676318037
(2015-May-09.58067632)
5.6117e-05 JED
period 1395.939967051434
3.82
1.2821e-05
3.51e-08
d
yr
n .2578907463767284 2.3685e-09 deg/d
Q 2.929789662627694 1.7939e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1073  
   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      .56503  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:10:26  

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 (399)
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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