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160189 (2001 XS194)
Classification: Main-belt Asteroid          SPK-ID: 2160189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08888427154244359 4.0443e-08  
a 2.339390507099146 9.4169e-09 au
q 2.13145548602233 9.4816e-08 au
i 2.881180649836735 3.8295e-06 deg
node 265.4856747801708 8.3038e-05 deg
peri 224.2972315207484 8.5386e-05 deg
M 93.90491382348776 1.9068e-05 deg
tp 2458859.591107757741
(2020-Jan-11.09110776)
6.9286e-05 TDB
period 1306.930555709816
3.58
7.8913e-06
2.161e-08
d
yr
n .2754545744050479 1.6632e-09 deg/d
Q 2.547325528175961 1.0254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      8203 days (22.46 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5263  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:17  

Additional Information
 Earth MOID = 1.14735 au 
 Jupiter MOID = 2.4872 au 
 T_jup = 3.558 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457383.5 (2015-Dec-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08868464785390534 4.0573e-08  
q 2.132097357574189 9.515e-08 au
tp 2457554.337919163114
(2016-Jun-14.83791916)
7.0059e-05 TDB
node 265.5563776576648 8.3083e-05 deg
peri 224.827641415471 8.5427e-05 deg
i 2.879895267550159 3.8296e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      8203 days (22.46 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5263  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:17  

Additional Information
 Jupiter MOID = 2.4872 au 
 T_jup = 3.558 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.646153875288637E-15 -3.84467877387308E-15 3.259050709856797E-13 3.185886682935442E-15 9.285068427816481E-14 -9.159458337711131E-16
q -3.84467877387308E-15 9.053526743170337E-15 -8.624217598684269E-13 -7.100615877104299E-15 -2.487062955026374E-13 2.236873059474128E-15
tp 3.259050709856797E-13 -8.624217598684269E-13 4.908224410973493E-9 1.188499865397758E-12 1.410870977320453E-9 -4.731969151080937E-13
node 3.185886682935442E-15 -7.100615877104299E-15 1.188499865397758E-12 6.902726970883988E-9 -6.893273054618672E-9 1.023528677215294E-10
peri 9.285068427816481E-14 -2.487062955026374E-13 1.410870977320453E-9 -6.893273054618672E-9 7.29770159563331E-9 -1.023623050500587E-10
i -9.159458337711131E-16 2.236873059474128E-15 -4.731969151080937E-13 1.023528677215294E-10 -1.023623050500587E-10 1.466576281839799E-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 16.49   n/a E2021B55  

160189 (2001 XS194)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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