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109190 (2001 QK73)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109190
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09640408725447619 8.7518e-08  
a 3.222429489865275 3.2318e-08 au
q 2.911774116152906 2.7155e-07 au
i 23.30048845974179 5.1196e-06 deg
node 91.64801624408719 1.2219e-05 deg
peri 320.0724745836181 3.5053e-05 deg
M 112.1962225674097 2.7992e-05 deg
tp 2458738.009829681719
(2019-Sep-11.50982968)
0.00016636 TDB
period 2112.87381954551
5.78
3.1785e-05
8.702e-08
d
yr
n .1703840507037178 2.5632e-09 deg/d
Q 3.533084863577644 3.5434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      2001-08-19  
   last obs. used      2021-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53275  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:05:25  

Additional Information
 Earth MOID = 1.95501 au 
 Jupiter MOID = 1.79665 au 
 T_jup = 3.054 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458105.5 (2017-Dec-18.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0955456663681556 8.7296e-08  
q 2.912872834432733 2.7049e-07 au
tp 2458739.825719613176
(2019-Sep-13.32571961)
0.00016905 TDB
node 91.66174350135539 1.2218e-05 deg
peri 320.4566812855682 3.5585e-05 deg
i 23.30404550621383 5.1204e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      2001-08-19  
   last obs. used      2021-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53275  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:05:25  

Additional Information
 Jupiter MOID = 1.79665 au 
 T_jup = 3.054 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.620509795312411E-15 -2.34979648951008E-14 -6.619968654920155E-12 -2.835763601065158E-14 -1.709904366142731E-12 1.510962286696316E-14
q -2.34979648951008E-14 7.31639494329418E-14 2.010107884026164E-11 8.705392103149595E-14 5.177671454543287E-12 -4.222463505145713E-14
tp -6.619968654920155E-12 2.010107884026164E-11 2.857810834775791E-8 5.126786700982391E-11 5.602417797524268E-9 -4.702124660839325E-11
node -2.835763601065158E-14 8.705392103149595E-14 5.126786700982391E-11 1.492914935699155E-10 -1.2556062191035E-10 -2.785693310018719E-12
peri -1.709904366142731E-12 5.177671454543287E-12 5.602417797524268E-9 -1.2556062191035E-10 1.266307533626503E-9 -7.168674316618189E-12
i 1.510962286696316E-14 -4.222463505145713E-14 -4.702124660839325E-11 -2.785693310018719E-12 -7.168674316618189E-12 2.621801416270544E-11

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 14.27   n/a MPO614063  
diameter diameter 7.127 km 0.275 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109190 (2001 QK73)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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