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160186 (2001 XB123)
Classification: Main-belt Asteroid          SPK-ID: 2160186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .161608753264408 7.8973e-08  
a 2.629295096320887 1.4242e-08 au
q 2.204377993840247 2.0419e-07 au
i 3.458025145861103 5.1583e-06 deg
node 134.8916416112548 0.00013125 deg
peri 275.8476873862614 0.00013256 deg
M 175.4443033265623 1.7889e-05 deg
tp 2458441.583151600928
(2018-Nov-19.08315160)
7.6872e-05 TDB
period 1557.24671729653
4.26
1.2653e-05
3.464e-08
d
yr
n .2311772412177441 1.8783e-09 deg/d
Q 3.054212198801527 1.6544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6755 days (18.49 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:16  

Additional Information
 Earth MOID = 1.21741 au 
 Jupiter MOID = 2.31719 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457209.5 (2015-Jul-06.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597670637009775 7.8374e-08  
q 2.211744510236689 2.0205e-07 au
tp 2456884.309513089651
(2014-Aug-14.80951309)
7.9615e-05 TDB
node 134.9152442934888 0.0001311 deg
peri 276.2683728051223 0.00013247 deg
i 3.457981615394103 5.1578e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6755 days (18.49 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:16  

Additional Information
 Jupiter MOID = 2.31719 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.142542804458612E-15 -1.581001792641116E-14 -3.274661576837509E-12 -1.254009128759662E-13 -8.313911779365672E-13 -1.015125099623839E-14
q -1.581001792641116E-14 4.082276415137105E-14 8.442699308680176E-12 3.223862027502669E-13 2.147669153849077E-12 2.605538413095113E-14
tp -3.274661576837509E-12 8.442699308680176E-12 6.338551442631733E-9 9.198279464534393E-11 1.612327531321811E-9 5.532962418364219E-12
node -1.254009128759662E-13 3.223862027502669E-13 9.198279464534393E-11 1.718686438177356E-8 -1.712963880542489E-8 2.248214888991449E-10
peri -8.313911779365672E-13 2.147669153849077E-12 1.612327531321811E-9 -1.712963880542489E-8 1.754896045369595E-8 -2.228097333392172E-10
i -1.015125099623839E-14 2.605538413095113E-14 5.532962418364219E-12 2.248214888991449E-10 -2.228097333392172E-10 2.660275331328225E-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 17.03   n/a E2021B55  

160186 (2001 XB123)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2001 XB123 = 2005 SW243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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