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13265 Terbunkley (1998 QP23)
Classification: Main-belt Asteroid          SPK-ID: 2013265
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275956490864717 5.7941e-08  
a 2.348216129636831 1.5056e-08 AU
q 2.048593968380497 1.3414e-07 AU
i 4.305227996459575 6.2449e-06 deg
node 349.5325762681588 7.9145e-05 deg
peri 76.43380563545048 8.5384e-05 deg
M 109.0679570717076 2.9065e-05 deg
tp 2456602.300963450366
(2013-Nov-05.80096345)
0.0001062 JED
period 1314.333347819291
3.60
1.2641e-05
3.461e-08
d
yr
n .2739031164333636 2.6343e-09 deg/d
Q 2.647838290893166 1.6978e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      14791 days (40.50 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50754  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:24:46  

Additional Information
 Earth MOID = 1.06677 AU 
 T_jup = 3.545 
[ 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 14.6 mag n/a MPO233596  

13265 Terbunkley           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Terrance S. Bunkley (b. 1987) is a finalist in the 2002 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his physical science project. He attends the Dunbar Middle School, Fort Worth, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 QP23 = 1555 T-2 = 1991 SC5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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