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173969 (2001 XF82)
Classification: Main-belt Asteroid          SPK-ID: 2173969
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1171504609475151 5.9011e-08  
a 3.077122314905691 3.1618e-08 au
q 2.716636017322605 1.7889e-07 au
i 17.50856329292683 5.8968e-06 deg
node 84.33034199594522 1.8722e-05 deg
peri 288.7447856375602 2.8837e-05 deg
M 200.6358374623009 2.4162e-05 deg
tp 2459873.277879390696
(2022-Oct-20.77787939)		 0.00013907 TDB
period 1971.585277250294
5.40		 3.0388e-05
8.32e-08		 d
yr
n .1825941815218261 2.8143e-09 deg/d
Q 3.437608612488777 3.5323e-08 au
   Orbit Determination Parameters
   # obs. used (total)      606  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:15:32  

Additional Information
 Earth MOID = 1.77977 au 
 Jupiter MOID = 2.10595 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457688.5 (2016-Oct-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166280950519281 5.9154e-08  
q 2.720034478079107 1.7943e-07 au
tp 2457903.414557659668
(2017-May-29.91455766)		 0.00012556 TDB
node 84.33996832915619 1.8721e-05 deg
peri 289.1958204317982 2.8838e-05 deg
i 17.50573639407843 5.8961e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      606  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:15:32  

Additional Information
 Jupiter MOID = 2.10595 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.499233941460426E-15 -1.048813628243723E-14 3.203091052153316E-12 -7.85300804572502E-15 5.473707434806242E-13 5.140271258698455E-15
q -1.048813628243723E-14 3.219421239112069E-14 -8.641197020638108E-12 2.128951235921269E-14 -1.485654912841521E-12 -1.358753784855348E-14
tp 3.203091052153316E-12 -8.641197020638108E-12 1.576408044597321E-8 -1.990271697714778E-11 2.805050175733474E-9 6.255169360068688E-12
node -7.85300804572502E-15 2.128951235921269E-14 -1.990271697714778E-11 3.504578972455057E-10 -3.374108374419305E-10 -4.932992611616313E-11
peri 5.473707434806242E-13 -1.485654912841521E-12 2.805050175733474E-9 -3.374108374419305E-10 8.316306078039635E-10 4.801887494023705E-11
i 5.140271258698455E-15 -1.358753784855348E-14 6.255169360068688E-12 -4.932992611616313E-11 4.801887494023705E-11 3.476368516546585E-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 14.7   n/a MPO475471  
diameter diameter 6.870 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173969 (2001 XF82)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 XF82 = 1999 LK36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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