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13305 Danielang (1998 RD54)
Classification: Main-belt Asteroid          SPK-ID: 2013305
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0843902624424519 4.8347e-08  
a 2.412895643442985 1.6773e-08 au
q 2.209270746846583 1.1794e-07 au
i 4.919346893299256 5.9997e-06 deg
node 225.500226403765 6.6225e-05 deg
peri 49.20111165454746 7.8172e-05 deg
M 351.0328170085985 4.4764e-05 deg
tp 2457634.600423093857
(2016-Sep-03.10042309)
0.00017033 JED
period 1369.00878743749
3.75
1.4275e-05
3.908e-08
d
yr
n .2629639804386119 2.7419e-09 deg/d
Q 2.616520540039388 1.8188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      9876 days (27.04 yr)  
   first obs. used      1989-03-02  
   last obs. used      2016-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49705  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:16:10  

Additional Information
 Earth MOID = 1.19663 au 
 Jupiter MOID = 2.44716 au 
 T_jup = 3.509 
[ 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 14.9 mag n/a MPO309256  

13305 Danielang           Discovered 1998 Sept. 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Daniel Owen Lang (b. 1988) is a finalist in the 2002 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his biochemistry, medicine, health, and microbiology project. He attends the Independence Home School, Yardley, Pennsylvania.
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 RD54 = 1989 EX3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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