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202784 Gangkeda (2008 DJ69)
Classification: Main-belt Asteroid          SPK-ID: 2202784
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01969795639900505 9.561e-08  
a 2.872074791965254 7.7703e-08 AU
q 2.815500787938441 2.6874e-07 AU
i 4.781130318852319 1.5492e-05 deg
node 305.3383659400727 0.00017219 deg
peri 133.185958748206 0.00055409 deg
M 224.1689447398674 0.00052552 deg
tp 2457671.293149388579
(2016-Oct-09.79314939)
0.0025975 JED
period 1777.83742692284
4.87
7.2148e-05
1.975e-07
d
yr
n .202493205817533 8.2176e-09 deg/d
Q 2.928648795992067 7.9233e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      3772 days (10.33 yr)  
   first obs. used      2002-12-07  
   last obs. used      2013-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61214  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 18:52:38  

Additional Information
 Earth MOID = 1.83353 AU 
 T_jup = 3.292 
[ 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 16.1 mag n/a MPO260318  

202784 Gangkeda           Discovered 2008 Feb. 29 by the PMO NEO Survey Program at the XuYi Station of the Purple Mountain Observatory.
Gangkeda, the Chinese abbreviation for the Hong Kong University of Science and Technology (Xiang Gang Ke Ji Da Xue), was founded in 1991. For two decades, Gangkeda has cultivated high-tech and MBA talent, and has developed into a well-known tertiary institution in Asia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22

Alternate Designations
 2008 DJ69 = 2006 VY110 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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