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160652 (1999 XB109)
Classification: Main-belt Asteroid          SPK-ID: 2160652
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1843341666340044 4.2156e-08  
a 2.586730885245283 1.5187e-08 au
q 2.109908003207153 1.1181e-07 au
i 3.100929585574594 4.7402e-06 deg
node 195.8950513028998 8.8459e-05 deg
peri 194.1952996313915 8.9985e-05 deg
M 351.2193812055535 2.1614e-05 deg
tp 2459037.563627447535
(2020-Jul-07.06362745)
9.1481e-05 TDB
period 1519.586055774514
4.16
1.3383e-05
3.664e-08
d
yr
n .2369066224528577 2.0864e-09 deg/d
Q 3.063553767283412 1.7987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      7345 days (20.11 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:24:20  

Additional Information
 Earth MOID = 1.11535 au 
 Jupiter MOID = 2.37774 au 
 T_jup = 3.396 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456420.5 (2013-May-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1871678782341697 4.2552e-08  
q 2.101550449709334 1.1327e-07 au
tp 2455995.982657876766
(2012-Mar-09.48265788)
7.0629e-05 TDB
node 196.0106412770161 8.8235e-05 deg
peri 193.5875497985926 8.9692e-05 deg
i 3.104362351960163 4.7508e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      7345 days (20.11 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:24:20  

Additional Information
 Jupiter MOID = 2.37774 au 
 T_jup = 3.396 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.810690280487439E-15 -4.791571053570572E-15 -7.869288230920753E-13 -9.662346639341355E-15 -1.313106616445263E-13 -9.343841357778631E-16
q -4.791571053570572E-15 1.283018307126134E-14 2.565436520941976E-12 2.671521100840166E-14 4.627835374321251E-13 2.931417825792213E-15
tp -7.869288230920753E-13 2.565436520941976E-12 4.988403858943026E-9 1.634829184487269E-11 1.159456032766997E-9 3.230761596843536E-12
node -9.662346639341355E-15 2.671521100840166E-14 1.634829184487269E-11 7.785371929122415E-9 -7.770042903229109E-9 -4.499198381787667E-11
peri -1.313106616445263E-13 4.627835374321251E-13 1.159456032766997E-9 -7.770042903229109E-9 8.044664674743378E-9 4.570267058284874E-11
i -9.343841357778631E-16 2.931417825792213E-15 3.230761596843536E-12 -4.499198381787667E-11 4.570267058284874E-11 2.257012893373503E-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 16.1   n/a MPO439951  

160652 (1999 XB109)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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