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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1274625156019294 5.7357e-08  
a 2.348333563542651 1.3496e-08 au
q 2.049009060061061 1.3344e-07 au
i 4.305163810699941 5.6511e-06 deg
node 349.5298261615804 7.4203e-05 deg
peri 76.36928380551143 7.7915e-05 deg
M 218.713564874373 2.4319e-05 deg
tp 2457916.365009735623
(2017-Jun-11.86500974)
9.0514e-05 JED
period 1314.431943446632
3.60
1.1331e-05
3.102e-08
d
yr
n .2738825709424162 2.3611e-09 deg/d
Q 2.64765806702424 1.5217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      15306 days (41.91 yr)  
   first obs. used      1973-09-19  
   last obs. used      2015-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49879  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:38:11  

Additional Information
 Earth MOID = 1.06666 au 
 Jupiter MOID = 2.63168 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 14.7 mag n/a MPO344410  

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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