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277458 (2005 UK518)
Classification: Main-belt Asteroid          SPK-ID: 2277458
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0628273768883526 5.2118e-08  
a 3.07958717024682 3.0132e-08 au
q 2.886104786441188 1.6085e-07 au
i 11.27890880654853 5.3256e-06 deg
node 124.9934014272931 2.9397e-05 deg
peri 274.3845533296458 5.6228e-05 deg
M 258.2631959254443 5.0444e-05 deg
tp 2459558.344003886793
(2021-Dec-09.84400389)
0.00028162 TDB
period 1973.954688532147
5.40
2.8971e-05
7.932e-08
d
yr
n .1823750069297182 2.6767e-09 deg/d
Q 3.273069554052452 3.2025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      9473 days (25.94 yr)  
   first obs. used      1993-06-20  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:11:56  

Additional Information
 Earth MOID = 1.92262 au 
 Jupiter MOID = 2.01513 au 
 T_jup = 3.196 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO476189  

277458 (2005 UK518)          Discovered 2005-Oct-25 by Becker, A. C. at Apache Point
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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