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277995 (2006 UG55)
Classification: Main-belt Asteroid          SPK-ID: 2277995
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673764047471245 5.7992e-08  
a 2.623999259098479 2.5743e-08 au
q 2.184803697051457 1.4626e-07 au
i 3.82966208697947 5.4292e-06 deg
node 265.1667544640839 0.00011371 deg
peri 203.3573938726349 0.00011579 deg
M 23.3074239093645 2.4024e-05 deg
tp 2458899.983869086506
(2020-Feb-20.48386909)
0.00010287 TDB
period 1552.544256695782
4.25
2.2847e-05
6.255e-08
d
yr
n .2318774479035937 3.4123e-09 deg/d
Q 3.063194821145501 3.0052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2002-12-31  
   last obs. used      2018-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61425  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:17:02  

Additional Information
 Earth MOID = 1.20219 au 
 Jupiter MOID = 2.07117 au 
 T_jup = 3.380 
[ 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 16.9   n/a MPO418479  

277995 (2006 UG55)          Discovered 2006-Oct-17 by Spacewatch at Kitt Peak
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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