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JPL Small-Body Database Browser
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109193 (2001 QL74)
Classification: Main-belt Asteroid          SPK-ID: 2109193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456494212399214 8.7687e-08  
a 2.610298095263681 1.5727e-08 au
q 2.230109688424857 2.2291e-07 au
i 11.08595809182557 7.7043e-06 deg
node 7.029938711894385 2.2336e-05 deg
peri 349.1972790062397 2.9006e-05 deg
M 84.70288612337205 2.3775e-05 deg
tp 2458238.065697763369
(2018-Apr-29.56569776)
9.9323e-05 TDB
period 1540.400271782294
4.22
1.3921e-05
3.811e-08
d
yr
n .2337054897967969 2.1121e-09 deg/d
Q 2.990486502102505 1.8018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      7319 days (20.04 yr)  
   first obs. used      1999-02-18  
   last obs. used      2019-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53522  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:16:45  

Additional Information
 Earth MOID = 1.22647 au 
 Jupiter MOID = 2.45382 au 
 T_jup = 3.369 
[ show covariance matrix ]

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 14.6   n/a MPO320262  

109193 (2001 QL74)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QL74 = 1999 FD43 = 1999 FH63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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