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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1312215747167773 4.0815e-08  
a 2.278279443822599 1.1243e-08 au
q 1.979320027559334 9.5647e-08 au
i 3.827714125557971 6.1085e-06 deg
node 17.8932875620265 6.497e-05 deg
peri 52.1071499859191 6.9776e-05 deg
M 295.0635762339127 2.6639e-05 deg
tp 2457627.066022658313
(2016-Aug-26.56602266)
9.3662e-05 JED
period 1256.055745397991
3.44
9.2976e-06
2.546e-08
d
yr
n .2866114830643374 2.1216e-09 deg/d
Q 2.577238860085864 1.2718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      18602 days (50.93 yr)  
   first obs. used      1964-11-27  
   last obs. used      2015-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51127  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 15:57:14  

Additional Information
 Earth MOID = .99531 au 
 Jupiter MOID = 2.68531 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 14.7 mag n/a MPO347586  

7642 (1988 TZ)          Discovered 1988-Oct-13 by Ueda, S., Kaneda, H. at Kushiro
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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