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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985881573596624 7.6608e-08  
a 2.444201561359351 1.3158e-08 AU
q 1.958812077073388 1.8589e-07 AU
i 1.492523957209504 5.3305e-06 deg
node 283.1084499646255 0.00029688 deg
peri 68.75943563483121 0.00029704 deg
M 269.3004426785091 1.4322e-05 deg
tp 2457152.146759205535
(2015-May-09.64675921)
5.6839e-05 JED
period 1395.738160719742
3.82
1.127e-05
3.086e-08
d
yr
n .2579280341624809 2.0827e-09 deg/d
Q 2.929591045645314 1.5771e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      21683 days (59.36 yr)  
   first obs. used      1954-11-23  
   last obs. used      2014-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61265  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:52:29  

Additional Information
 Earth MOID = .952472 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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