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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127539794144849 6.0816e-08  
a 2.349031021828118 1.4659e-08 AU
q 2.049436088864296 1.4073e-07 AU
i 4.304380851245559 6.8299e-06 deg
node 349.5358006673649 8.3293e-05 deg
peri 76.59684983192753 8.9939e-05 deg
M 54.1419695226961 3.14e-05 deg
tp 2456602.728774595443
(2013-Nov-06.22877460)
0.0001147 JED
period 1315.017569056014
3.60
1.231e-05
3.37e-08
d
yr
n .2737606009769331 2.5627e-09 deg/d
Q 2.648625954791941 1.6529e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      749  
   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      .53625  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:03:37  

Additional Information
 Earth MOID = 1.06704 AU 
 T_jup = 3.544 
[ 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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