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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080128865328896 6.0903e-08  
a 3.016799103821205 2.367e-08 au
q 2.690945924527642 1.8977e-07 au
i 11.55323949220099 6.8775e-06 deg
node 143.4253376269938 2.5868e-05 deg
peri 246.8801968634308 3.7136e-05 deg
M 152.5219306253225 2.777e-05 deg
tp 2458189.636399205919
(2018-Mar-12.13639921)
0.00014417 TDB
period 1913.894579547136
5.24
2.2525e-05
6.167e-08
d
yr
n .1880981344778054 2.2137e-09 deg/d
Q 3.342652283114768 2.6226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      6845 days (18.74 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59601  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:01:13  

Additional Information
 Earth MOID = 1.72002 au 
 Jupiter MOID = 2.16081 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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