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109125 (2001 QT46)
Classification: Main-belt Asteroid          SPK-ID: 2109125
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1077643618355613 6.4653e-08  
a 3.018025419648154 2.7171e-08 au
q 2.692789836296269 2.0507e-07 au
i 11.55101003203926 6.9888e-06 deg
node 143.4234100861009 2.7747e-05 deg
peri 247.0733466964834 3.9378e-05 deg
M 77.11695329173163 2.7823e-05 deg
tp 2458190.267437898255
(2018-Mar-12.76743790)
0.00014673 TDB
period 1915.061682973187
5.24
2.5862e-05
7.081e-08
d
yr
n .1879835011063925 2.5386e-09 deg/d
Q 3.343261003000039 3.01e-08 au
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      6393 days (17.50 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61954  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:40:29  

Additional Information
 Earth MOID = 1.72128 au 
 Jupiter MOID = 2.15952 au 
 T_jup = 3.208 
[ 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 14.8   n/a MPO385473  
diameter diameter 4.088 km 0.569 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109125 (2001 QT46)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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