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JPL Small-Body Database Browser
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324009 (2005 UO303)
Classification: Main-belt Asteroid          SPK-ID: 2324009
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2430096766819266 1.1211e-07  
a 2.97333720926502 3.755e-08 au
q 2.250787495375186 3.4842e-07 au
i 8.01707128710405 1.5213e-05 deg
node 186.7651644182539 4.9912e-05 deg
peri 243.2201293560568 6.4246e-05 deg
M 291.1246081151929 3.6025e-05 deg
tp 2459358.783045919287
(2021-May-24.28304592)
0.00019162 TDB
period 1872.684757230319
5.13
3.5475e-05
9.713e-08
d
yr
n .1922373739680757 3.6416e-09 deg/d
Q 3.695886923154855 4.6675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      4164 days (11.40 yr)  
   first obs. used      2005-10-26  
   last obs. used      2017-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70184  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 11:10:49  

Additional Information
 Earth MOID = 1.2782 au 
 Jupiter MOID = 1.70918 au 
 T_jup = 3.202 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456564.5 (2013-Sep-29.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2402769230996981 1.1634e-07  
q 2.262444422087645 3.6414e-07 au
tp 2457470.038410403603
(2016-Mar-22.53841040)
0.00017881 TDB
node 187.3506930203134 4.9375e-05 deg
peri 240.9406260047581 6.4658e-05 deg
i 8.050618154730341 1.5297e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      4164 days (11.40 yr)  
   first obs. used      2005-10-26  
   last obs. used      2017-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70184  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 11:10:49  

Additional Information
 Jupiter MOID = 1.70918 au 
 T_jup = 3.202 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.353439523141739E-14 -4.226595296966569E-14 -1.753640451166448E-11 2.435408149165262E-13 -3.92863445725448E-12 -5.828313571951442E-14
q -4.226595296966569E-14 1.325958540399935E-13 5.556886385123933E-11 -7.763381627348486E-13 1.239285757174902E-11 1.810454076324238E-13
tp -1.753640451166448E-11 5.556886385123933E-11 3.197304854791802E-8 -3.933685344130376E-10 7.483956035116516E-9 8.633993318698421E-11
node 2.435408149165262E-13 -7.763381627348486E-13 -3.933685344130376E-10 2.437863591506093E-9 -2.49803639962759E-9 4.92853733866921E-10
peri -3.92863445725448E-12 1.239285757174902E-11 7.483956035116516E-9 -2.49803639962759E-9 4.180698208562142E-9 -4.693660995370054E-10
i -5.828313571951442E-14 1.810454076324238E-13 8.633993318698421E-11 4.92853733866921E-10 -4.693660995370054E-10 2.340019673843611E-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 17.0   n/a MPO455388  

324009 (2005 UO303)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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