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67031 (1999 XX166)
Classification: Main-belt Asteroid          SPK-ID: 2067031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1121550607527598 4.8687e-08  
a 2.74245494250025 1.505e-08 au
q 2.434874741812429 1.357e-07 au
i 12.01334876067439 5.5393e-06 deg
node 46.61104592809952 1.8396e-05 deg
peri 326.3619602399055 2.6487e-05 deg
M 314.2408916516422 2.0975e-05 deg
tp 2459607.354430512082
(2022-Jan-27.85443051)
9.7393e-05 TDB
period 1658.852143850259
4.54
1.3655e-05
3.739e-08
d
yr
n .2170175330782804 1.7864e-09 deg/d
Q 3.050035143188072 1.6738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1246  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1999-10-12  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:34:06  

Additional Information
 Earth MOID = 1.44583 au 
 Jupiter MOID = 2.42258 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457300.5 (2015-Oct-05.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1121500185059822 4.8738e-08  
q 2.432407822264771 1.3552e-07 au
tp 2457955.284188848209
(2017-Jul-20.78418885)
9.1989e-05 TDB
node 46.68020911082552 1.8383e-05 deg
peri 327.442941083534 2.641e-05 deg
i 12.02147759757305 5.5421e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1246  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1999-10-12  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:34:06  

Additional Information
 Jupiter MOID = 2.42258 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.375361988678212E-15 -6.5737692035244E-15 1.285896186974578E-12 4.890866751672404E-15 2.464103348529189E-13 -9.249668061056646E-16
q -6.5737692035244E-15 1.836628794676918E-14 -3.165769641117293E-12 -1.421301841319108E-14 -6.145359995050949E-13 3.320123299624616E-15
tp 1.285896186974578E-12 -3.165769641117293E-12 8.461948345381223E-9 5.246453226710418E-12 1.753335776075831E-9 -6.293745516736812E-12
node 4.890866751672404E-15 -1.421301841319108E-14 5.246453226710418E-12 3.379284829891811E-10 -3.289774876258144E-10 -1.220935709536733E-11
peri 2.464103348529189E-13 -6.145359995050949E-13 1.753335776075831E-9 -3.289774876258144E-10 6.975077699969904E-10 1.062930696835765E-11
i -9.249668061056646E-16 3.320123299624616E-15 -6.293745516736812E-12 -1.220935709536733E-11 1.062930696835765E-11 3.071535548985875E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.31   n/a E2021B10  
diameter diameter 3.915 km 1.435 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.289   0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

67031 (1999 XX166)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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