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109394 (2001 QX173)
Classification: Main-belt Asteroid          SPK-ID: 2109394
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2572583645396295 5.9232e-08  
a 2.542606036226742 1.0577e-08 au
q 1.888499365678461 1.5528e-07 au
i 7.462048405030878 5.7658e-06 deg
node 152.2323722514433 2.4036e-05 deg
peri 207.3231677387226 2.5413e-05 deg
M 222.3702045299507 9.9527e-06 deg
tp 2459566.644120046168
(2021-Dec-18.14412005)
4.3667e-05 TDB
period 1480.870348753615
4.05
9.2403e-06
2.53e-08
d
yr
n .2431002824136471 1.5169e-09 deg/d
Q 3.196712706775024 1.3298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      8782 days (24.04 yr)  
   first obs. used      1996-04-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5527  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:04:19  

Additional Information
 Earth MOID = .888056 au 
 Jupiter MOID = 2.25845 au 
 T_jup = 3.386 
[ 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 15.7   n/a MPO432617  

109394 (2001 QX173)          Discovered 2001-Aug-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QX173 = 1999 EY3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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