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7642 (1988 TZ)
Classification: Main-belt Asteroid          SPK-ID: 2007642
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315838239951424 5.1525e-08  
a 2.277706768045664 1.1703e-08 AU
q 1.977997401566599 1.1887e-07 AU
i 3.828013125885391 8.3801e-06 deg
node 17.90342159242585 7.2823e-05 deg
peri 52.09704675069479 7.959e-05 deg
M 123.0848674132857 3.1538e-05 deg
tp 2456371.213425395052
(2013-Mar-19.71342540)
0.00010945 JED
period 1255.582185735856
3.44
9.6772e-06
2.649e-08
d
yr
n .2867195824294176 2.2099e-09 deg/d
Q 2.577416134524729 1.3243e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      889  
   data-arc span      18029 days (49.36 yr)  
   first obs. used      1964-11-27  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5325  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:53:02  

Additional Information
 Earth MOID = .993863 AU 
 T_jup = 3.593 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO256920  

7642 (1988 TZ)          Discovered 1988-Oct-13 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 TZ = 1964 WL = 1995 UN3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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