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213392 (2001 UY161)
Classification: Main-belt Asteroid          SPK-ID: 2213392
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175690280057394 5.1866e-08  
a 3.046890304347845 2.5708e-08 au
q 2.511581293472813 1.5635e-07 au
i 11.59924688067938 5.8575e-06 deg
node 73.51701189988411 2.3911e-05 deg
peri 334.2078803136862 2.785e-05 deg
M 223.7508651961469 1.7627e-05 deg
tp 2459935.715928459995
(2022-Dec-22.21592846)
0.00010169 TDB
period 1942.601210838024
5.32
2.4585e-05
6.731e-08
d
yr
n .1853185296042818 2.3454e-09 deg/d
Q 3.582199315222876 3.0224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61248  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:31  

Additional Information
 Earth MOID = 1.52712 au 
 Jupiter MOID = 1.8079 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457503.5 (2016-Apr-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765532139304476 5.1868e-08  
q 2.508728629165121 1.5632e-07 au
tp 2457996.061365413940
(2017-Aug-30.56136541)
8.5064e-05 TDB
node 73.52491232981933 2.3907e-05 deg
peri 334.6316417900356 2.7803e-05 deg
i 11.60136243341974 5.8589e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61248  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:31  

Additional Information
 Jupiter MOID = 1.8079 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.690293275908464E-15 -8.033670055522703E-15 4.479748122401547E-13 1.136643784916426E-14 5.984320377089525E-14 2.721295440633928E-16
q -8.033670055522703E-15 2.4434859858708E-14 -3.458335169096374E-13 -3.521532514758959E-14 -3.541299443912109E-14 2.990021619102895E-16
tp 4.479748122401547E-13 -3.458335169096374E-13 7.235869358039764E-9 -5.021286322510523E-12 1.230653293494046E-9 8.354400971487877E-12
node 1.136643784916426E-14 -3.521532514758959E-14 -5.021286322510523E-12 5.715449272805242E-10 -5.604896306319856E-10 -3.019110706116617E-11
peri 5.984320377089525E-14 -3.541299443912109E-14 1.230653293494046E-9 -5.604896306319856E-10 7.730119293187543E-10 3.09650567024438E-11
i 2.721295440633928E-16 2.990021619102895E-16 8.354400971487877E-12 -3.019110706116617E-11 3.09650567024438E-11 3.432697869726054E-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 15.54   n/a E2021B55  

213392 (2001 UY161)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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