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109124 (2001 QT45)
Classification: Main-belt Asteroid          SPK-ID: 2109124
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06697698961706597 4.2844e-08  
a 3.099736411536632 2.6367e-08 au
q 2.892125398085502 1.3842e-07 au
i 10.46118527186378 5.2638e-06 deg
node 138.4575245301498 2.6083e-05 deg
peri 301.6147141863315 4.8574e-05 deg
M 48.25327311017864 4.0909e-05 deg
tp 2458733.316366860992
(2019-Sep-06.81636686)
0.000226 TDB
period 1993.359242396208
5.46
2.5434e-05
6.963e-08
d
yr
n .1805996592803039 2.3043e-09 deg/d
Q 3.307347424987762 2.8133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      741  
   data-arc span      9949 days (27.24 yr)  
   first obs. used      1993-01-22  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55188  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:01:13  

Additional Information
 Earth MOID = 1.92488 au 
 Jupiter MOID = 1.85296 au 
 T_jup = 3.193 
[ 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 14.7   n/a MPO453550  
diameter diameter 4.253 km 0.944 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109124 (2001 QT45)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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