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JPL Small-Body Database Browser
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277989 (2006 US7)
Classification: Main-belt Asteroid          SPK-ID: 2277989
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196382060829825 5.1927e-08  
a 2.632211051334627 2.8291e-08 au
q 2.054076937987688 1.4572e-07 au
i 4.349858134343666 7.031e-06 deg
node 182.5902806518337 6.9313e-05 deg
peri 201.2930357981027 7.5778e-05 deg
M 344.4829744551299 3.3223e-05 deg
tp 2458667.733460272498
(2019-Jul-03.23346027)		 0.00014486 TDB
period 1559.837974624004
4.27		 2.5147e-05
6.885e-08		 d
yr
n .2307932015097768 3.7208e-09 deg/d
Q 3.210345164681565 3.4504e-08 au
   Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      8185 days (22.41 yr)  
   first obs. used      1993-09-18  
   last obs. used      2016-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60234  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 16:11:48  

Additional Information
 Earth MOID = 1.05752 au 
 Jupiter MOID = 2.24263 au 
 T_jup = 3.361 
[ 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 17.3   n/a MPO303045  

277989 (2006 US7)          Discovered 2006-Oct-16 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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