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11254 Konkohekisui (1977 DL2)
Classification: Main-belt Asteroid          SPK-ID: 2011254
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813986580264123 2.9222e-08  
a 2.457973177058453 6.9447e-09 au
q 2.012100141275133 7.1433e-08 au
i 5.598256444007453 2.5677e-06 deg
node 140.7762652496202 4.1296e-05 deg
peri 314.0502050966197 4.2396e-05 deg
M 123.9818028103167 1.0115e-05 deg
tp 2458515.748030631096
(2019-Feb-01.24803063)
3.9098e-05 TDB
period 1407.55098746059
3.85
5.9653e-06
1.633e-08
d
yr
n .2557633813674403 1.0839e-09 deg/d
Q 2.903846212841773 8.2045e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2050  
   data-arc span      15825 days (43.33 yr)  
   first obs. used      1977-02-18  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:13:45  

Additional Information
 Earth MOID = 1.03351 au 
 Jupiter MOID = 2.27973 au 
 T_jup = 3.462 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO467792  

11254 Konkohekisui           Discovered 1977 Feb. 18 by H. Kosai and K. Hurukawa at the Kiso Station of the Tokyo Astronomical Observatory.
Konko Hekisui (1909-1989) was a Japanese poet and sometime director of the library in Konko, Okayama prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1977 DL2 = 1997 LR17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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