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277452 (2005 UW508)
Classification: Main-belt Asteroid          SPK-ID: 2277452
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .1613367425924821 5.7776e-08  
a 3.092178705647509 5.2823e-08 au
q 2.593296665764503 1.7534e-07 au
i 22.39220678091937 8.6706e-06 deg
node 62.83986433364496 1.7344e-05 deg
peri 256.7191598540902 4.117e-05 deg
M 314.9986367946998 4.663e-05 deg
tp 2459248.766701136624
(2021-Feb-03.26670114)
0.00026139 TDB
period 1986.0734440742
5.44
5.0892e-05
1.393e-07
d
yr
n .181262178936093 4.6447e-09 deg/d
Q 3.591060745530516 6.1346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      5878 days (16.09 yr)  
   first obs. used      2003-04-27  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:57  

Additional Information
 Earth MOID = 1.68356 au 
 Jupiter MOID = 1.87545 au 
 T_jup = 3.090 
[ show covariance matrix ]

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 15.2   n/a MPO437263  

277452 (2005 UW508)          Discovered 2005-Oct-25 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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