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27606 Davidli (2001 KW)
Classification: Main-belt Asteroid          SPK-ID: 2027606
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09333407958793029 6.8278e-08  
a 3.171625340411488 4.0256e-08 au
q 2.875604608466426 2.2303e-07 au
i 7.498220866235165 7.3796e-06 deg
node 240.085854617931 5.9322e-05 deg
peri 350.2150167621031 7.355e-05 deg
M 257.2344651658802 4.6863e-05 deg
tp 2458189.433463100292
(2018-Mar-11.93346310)
0.00027282 JED
period 2063.104591031745
5.65
3.9279e-05
1.075e-07
d
yr
n .1744943041496342 3.3221e-09 deg/d
Q 3.467646072356551 4.4013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      13404 days (36.70 yr)  
   first obs. used      1979-07-24  
   last obs. used      2016-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60254  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:49:48  

Additional Information
 Earth MOID = 1.86507 au 
 Jupiter MOID = 1.53736 au 
 T_jup = 3.182 
[ 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 14.3 mag n/a MPO358887  

27606 Davidli           Discovered 2001 May 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
David X. Li (b. 1998) is a finalist in the 2012 Broadcom MASTERS, a math and science competition for middle-school students, for his physical sciences project. He attends the Commack Middle School, Commack, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121029/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2001 KW = 1979 OL9 = 1985 QL2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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