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7326 Tedbunch (1981 UK22)
Classification: Main-belt Asteroid          SPK-ID: 2007326
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103493161911204 6.9306e-08  
a 2.403606031750331 2.0426e-08 AU
q 1.898009146578797 1.6353e-07 AU
i 11.00675656731265 8.802e-06 deg
node 206.9313305847182 2.9725e-05 deg
peri 142.9072774857457 3.5374e-05 deg
M 193.9067848107595 2.1247e-05 deg
tp 2457028.475565981135
(2015-Jan-05.97556598)		 8.5638e-05 JED
period 1361.110407162817
3.73		 1.735e-05
4.75e-08		 d
yr
n .2644899327089905 3.3714e-09 deg/d
Q 2.909202916921866 2.4722e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      11500 days (31.49 yr)  
   first obs. used      1981-10-24  
   last obs. used      2013-04-19  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .57691  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:25:53  

Additional Information
 Earth MOID = .905357 AU 
 T_jup = 3.469 
[ 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 14.0 mag n/a PDS3 (MPC 28568)  

7326 Tedbunch           Discovered 1981 Oct. 24 by S. J. Bus at Palomar.
Theodore E. Bunch (b. 1936) is a meteoriticist at Northern Arizona University. He has used petrologic studies of a broad array of meteorites to understand the metamorphism and differentiation of minor planets and the moon.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

Alternate Designations
 1981 UK22 = 1991 GQ5 = 1992 SW24 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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