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233837 (2008 UX277)
Classification: Main-belt Asteroid          SPK-ID: 2233837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1243774286429064 5.9786e-08  
a 3.077470974850482 2.7901e-08 au
q 2.694703048275401 1.8742e-07 au
i 2.535607732696267 7.792e-06 deg
node 44.33098489289942 0.00012309 deg
peri 34.01401313550564 0.00012759 deg
M 20.18075305504443 2.9694e-05 deg
tp 2458889.958782753915
(2020-Feb-10.45878275)
0.00016272 TDB
period 1971.920378790985
5.40
2.6816e-05
7.342e-08
d
yr
n .1825631520785447 2.4827e-09 deg/d
Q 3.460238901425563 3.1371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      9922 days (27.16 yr)  
   first obs. used      1992-11-28  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:24:45  

Additional Information
 Earth MOID = 1.71065 au 
 Jupiter MOID = 1.7796 au 
 T_jup = 3.215 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457334.5 (2015-Nov-08.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1225710326900585 5.9226e-08  
q 2.703262287149772 1.8568e-07 au
tp 2456923.071955453289
(2014-Sep-22.57195545)
0.00017036 TDB
node 44.35708523949273 0.00012316 deg
peri 34.95779897326073 0.00012781 deg
i 2.53515207908966 7.7833e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      9922 days (27.16 yr)  
   first obs. used      1992-11-28  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:24:45  

Additional Information
 Jupiter MOID = 1.7796 au 
 T_jup = 3.215 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.507681967932365E-15 -1.089696859472827E-14 -4.014920704161771E-12 2.884082036806566E-14 -8.371863378133248E-13 -1.582557802089339E-15
q -1.089696859472827E-14 3.447764662206456E-14 1.122885985984617E-11 -9.454475585063885E-14 2.383681077231138E-12 5.241578196944737E-15
tp -4.014920704161771E-12 1.122885985984617E-11 2.902421692627234E-8 -5.930410739758744E-11 5.842597828116999E-9 2.010415996104619E-12
node 2.884082036806566E-14 -9.454475585063885E-14 -5.930410739758744E-11 1.516853440225589E-8 -1.516531194612356E-8 -1.441579890726338E-10
peri -8.371863378133248E-13 2.383681077231138E-12 5.842597828116999E-9 -1.516531194612356E-8 1.633542153826193E-8 1.444425507921666E-10
i -1.582557802089339E-15 5.241578196944737E-15 2.010415996104619E-12 -1.441579890726338E-10 1.444425507921666E-10 6.057940827008907E-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 16.2   n/a MPO454691  

233837 (2008 UX277)          Discovered 2008-Oct-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 UX277 = 2003 YK72 = 2005 EP144 = 2006 KW130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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