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372558 (2009 UG5)
Classification: Main-belt Asteroid          SPK-ID: 2372558
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.


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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 .1917171762036453 4.6078e-08  
a 2.648899678901876 4.5546e-08 au
q 2.141060112416065 1.199e-07 au
i 6.758280316245211 1.3224e-05 deg
node 117.3494485517823 6.9582e-05 deg
peri 308.9254220531919 8.2386e-05 deg
M 139.0354222187526 4.8056e-05 deg
tp 2458392.337479465611
(2018-Sep-30.83747947)
0.00020082 TDB
period 1574.695886116784
4.31
4.0614e-05
1.112e-07
d
yr
n .2286155715360149 5.8964e-09 deg/d
Q 3.156739245387686 5.4278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6168 days (16.89 yr)  
   first obs. used      2002-02-10  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:34:19  

Additional Information
 Earth MOID = 1.16263 au 
 Jupiter MOID = 2.16327 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456956.5 (2014-Oct-26.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910390688379031 4.6925e-08  
q 2.144405067176057 1.2209e-07 au
tp 2456818.977597539504
(2014-Jun-10.47759754)
0.00018169 TDB
node 117.3807482373546 6.9526e-05 deg
peri 309.4341397532032 8.2333e-05 deg
i 6.7597054385344 1.3225e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6168 days (16.89 yr)  
   first obs. used      2002-02-10  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:34:19  

Additional Information
 Jupiter MOID = 2.16327 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.201986646672475E-15 -5.478922914118561E-15 3.660043256673721E-12 -4.348793088170297E-15 8.563685926177453E-13 -6.268900345310004E-16
q -5.478922914118561E-15 1.490617512479939E-14 -7.177691810626969E-12 1.228386187252775E-14 -1.629471740862295E-12 4.284491086710589E-15
tp 3.660043256673721E-12 -7.177691810626969E-12 3.301226172295442E-8 7.596594159140674E-11 8.10501486626649E-9 2.135216845163202E-11
node -4.348793088170297E-15 1.228386187252775E-14 7.596594159140674E-11 4.833837868860962E-9 -4.780812602280522E-9 6.936342157805251E-10
peri 8.563685926177453E-13 -1.629471740862295E-12 8.10501486626649E-9 -4.780812602280522E-9 6.778726387509739E-9 -6.834757912102548E-10
i -6.268900345310004E-16 4.284491086710589E-15 2.135216845163202E-11 6.936342157805251E-10 -6.834757912102548E-10 1.749014167165261E-10

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 17.2   n/a MPO418877  
diameter diameter 2.427 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

372558 (2009 UG5)          Discovered 2009-Oct-20 by Lowe, A. at Mayhill
Reference: Last Updated: 2013-09-23

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Alternate Designations
 2009 UG5 = 2002 CN191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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