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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917172306624601 4.4574e-08  
a 2.648899689427989 4.5144e-08 au
q 2.141059976668204 1.1443e-07 au
i 6.758286693932553 9.5903e-06 deg
node 117.3494167505751 5.8541e-05 deg
peri 308.9254517746287 6.9462e-05 deg
M 139.0354208652262 4.3472e-05 deg
tp 2458392.337481761101
(2018-Sep-30.83748176)		 0.00017868 TDB
period 1574.695895502999
4.31		 4.0255e-05
1.102e-07		 d
yr
n .2286155701733169 5.8443e-09 deg/d
Q 3.156739402187774 5.3799e-08 au
   Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2002-02-10  
   last obs. used      2020-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:52:33  

Additional Information
 Earth MOID = 1.16263 au 
 Jupiter MOID = 2.16327 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1914183239027288 4.4988e-08  
q 2.143358304282539 1.1529e-07 au
tp 2456818.838475420180
(2014-Jun-10.33847542)		 0.00015301 TDB
node 117.3748169589277 5.8518e-05 deg
peri 309.3577022482703 6.9426e-05 deg
i 6.758540047922278 9.5914e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2002-02-10  
   last obs. used      2020-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:52:33  

Additional Information
 Jupiter MOID = 2.16327 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.023917423560295E-15 -4.943697826950829E-15 2.360158285107415E-12 -3.681092308678485E-15 5.241226926503718E-13 -2.352425915199566E-16
q -4.943697826950829E-15 1.329073266186792E-14 -3.171737987172069E-12 1.66951803371862E-15 -5.973677961605654E-13 1.014942182391725E-15
tp 2.360158285107415E-12 -3.171737987172069E-12 2.341069195745552E-8 -3.539357728521603E-11 5.76668565572548E-9 -3.256493017087539E-12
node -3.681092308678485E-15 1.66951803371862E-15 -3.539357728521603E-11 3.424357685607774E-9 -3.409265635081625E-9 3.516940302357577E-10
peri 5.241226926503718E-13 -5.973677961605654E-13 5.76668565572548E-9 -3.409265635081625E-9 4.819913895459712E-9 -3.501100072118256E-10
i -2.352425915199566E-16 1.014942182391725E-15 -3.256493017087539E-12 3.516940302357577E-10 -3.501100072118256E-10 9.199461128640273E-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 17.34   n/a E2021B25  
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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