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74559 (1999 LQ14)
Classification: Main-belt Asteroid          SPK-ID: 2074559
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1978850035058007 3.2681e-08  
a 2.186241537852807 9.9265e-09 au
q 1.753617123470277 6.8725e-08 au
i 7.931575492556351 4.7206e-06 deg
node 80.92894888326092 4.385e-05 deg
peri 215.524212135534 4.8633e-05 deg
M 198.0006222093513 2.2187e-05 deg
tp 2459731.820392557741
(2022-Jun-01.32039256)
7.4782e-05 TDB
period 1180.716518355838
3.23
8.0414e-06
2.202e-08
d
yr
n .3048996049460748 2.0766e-09 deg/d
Q 2.618865952235336 1.1891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7922 days (21.69 yr)  
   first obs. used      1999-05-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 06:58:14  

Additional Information
 Earth MOID = .742475 au 
 Jupiter MOID = 2.58276 au 
 T_jup = 3.639 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457726.5 (2016-Dec-04.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980993910584953 3.2646e-08  
q 1.752827654602075 6.8659e-08 au
tp 2457371.047202090461
(2015-Dec-14.54720209)
6.692e-05 TDB
node 80.93663767149117 4.3861e-05 deg
peri 215.5794460967371 4.865e-05 deg
i 7.931316197825223 4.7219e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7922 days (21.69 yr)  
   first obs. used      1999-05-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 06:58:14  

Additional Information
 Jupiter MOID = 2.58276 au 
 T_jup = 3.639 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.06573398039376E-15 -2.228734238157716E-15 5.21121037452893E-13 -1.630388172901683E-14 1.619599586807154E-13 9.197835508732259E-16
q -2.228734238157716E-15 4.714105765922116E-15 -9.298458697898302E-13 3.019767459116407E-14 -2.836787231159527E-13 -1.921167580224386E-15
tp 5.21121037452893E-13 -9.298458697898302E-13 4.478276010958111E-9 -6.466767711276459E-11 1.45031818501706E-9 -2.76614659829307E-12
node -1.630388172901683E-14 3.019767459116407E-14 -6.466767711276459E-11 1.923764116283825E-9 -1.925650180790186E-9 -1.140442444773306E-10
peri 1.619599586807154E-13 -2.836787231159527E-13 1.45031818501706E-9 -1.925650180790186E-9 2.366812579220239E-9 1.121863101808849E-10
i 9.197835508732259E-16 -1.921167580224386E-15 -2.76614659829307E-12 -1.140442444773306E-10 1.121863101808849E-10 2.229659848214372E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO337820  

74559 (1999 LQ14)          Discovered 1999-Jun-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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