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152368 (2005 UM158)
Classification: Main-belt Asteroid          SPK-ID: 2152368
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04330934216474572 4.3293e-08  
a 3.063552034690382 2.7979e-08 au
q 2.930871611380473 1.314e-07 au
i 9.72478408577962 5.1617e-06 deg
node 63.47772677469337 2.745e-05 deg
peri 16.84919399118473 6.9895e-05 deg
M 262.1553456618253 6.6826e-05 deg
tp 2459732.817717469869
(2022-Jun-02.31771747)
0.00036695 TDB
period 1958.557466275249
5.36
2.6831e-05
7.346e-08
d
yr
n .1838087501637835 2.518e-09 deg/d
Q 3.19623245800029 2.9191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7225 days (19.78 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56542  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:50  

Additional Information
 Earth MOID = 1.94687 au 
 Jupiter MOID = 1.98746 au 
 T_jup = 3.210 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457649.5 (2016-Sep-18.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04517349581252224 4.4124e-08  
q 2.924615550619636 1.361e-07 au
tp 2457742.642268438899
(2016-Dec-20.14226844)
0.0003349 TDB
node 63.61419373918554 2.7324e-05 deg
peri 11.24502753385066 6.6728e-05 deg
i 9.750566531358503 5.1742e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7225 days (19.78 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56542  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:50  

Additional Information
 Jupiter MOID = 1.98746 au 
 T_jup = 3.210 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.946965063993331E-15 -5.890187086902225E-15 -1.582489070462517E-12 -2.31550059325978E-15 -2.813524035420982E-13 1.084323381408862E-15
q -5.890187086902225E-15 1.852255350115193E-14 8.996150818654247E-12 7.02562465780952E-15 1.606147972320508E-12 -1.900097594239513E-15
tp -1.582489070462517E-12 8.996150818654247E-12 1.121576606768728E-7 -1.162587165611076E-11 2.041452585366977E-8 1.369968573022169E-11
node -2.31550059325978E-15 7.02562465780952E-15 -1.162587165611076E-11 7.465923525495675E-10 -7.376160222319921E-10 -1.219555437090273E-11
peri -2.813524035420982E-13 1.606147972320508E-12 2.041452585366977E-8 -7.376160222319921E-10 4.452631504808524E-9 1.45146187414244E-11
i 1.084323381408862E-15 -1.900097594239513E-15 1.369968573022169E-11 -1.219555437090273E-11 1.45146187414244E-11 2.677264118954683E-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 15.13   n/a E2020-QM9  

152368 (2005 UM158)          Discovered 2005-Oct-28 by Tucker, R. A. at Goodricke-Pigott
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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