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18043 Laszkowska (1999 RQ54)
Classification: Main-belt Asteroid          SPK-ID: 2018043
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08084744255433697 4.0369e-08  
a 2.908196336900787 1.4958e-08 au
q 2.673076100616468 1.1828e-07 au
i 3.105886462548781 3.934e-06 deg
node 116.1740480660996 7.3924e-05 deg
peri 239.0302518836497 7.7054e-05 deg
M 85.12517860986888 2.0687e-05 deg
tp 2458772.159097999380
(2019-Oct-15.65909800)
0.00010456 TDB
period 1811.481952090096
4.96
1.3976e-05
3.826e-08
d
yr
n .198732313940324 1.5332e-09 deg/d
Q 3.143316573185107 1.6167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1540  
   data-arc span      11075 days (30.32 yr)  
   first obs. used      1990-11-22  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48498  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:39:46  

Additional Information
 Earth MOID = 1.66798 au 
 Jupiter MOID = 2.22836 au 
 T_jup = 3.277 
[ 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 14.05   n/a MPCxxxxx  

18043 Laszkowska           Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Monika Laszkowska (b. 1985) was awarded second place in the 2003 Intel International Science and Engineering Fair for her biochemistry project. She attends the Saint Francis Preparatory School, Fresh Meadows, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040614/MPCPages.arcLast Updated: 2009-12-11

Alternate Designations
 1999 RQ54 = 1997 CY18 = 1998 KU25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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