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JPL Small-Body Database Browser
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392677 (2011 US344)
Classification: Main-belt Asteroid          SPK-ID: 2392677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08275532428549906 1.6903e-07  
a 2.9011167299572 5.7186e-08 au
q 2.661033874179505 4.8062e-07 au
i 5.830677958096119 2.002e-05 deg
node 16.82801257342382 8.6458e-05 deg
peri 10.64465421804045 0.00011169 deg
M 164.4383716011826 7.4289e-05 deg
tp 2457776.083075629687
(2017-Jan-22.58307563)
0.00036629 TDB
period 1804.871271123548
4.94
5.3366e-05
1.461e-07
d
yr
n .1994602084701016 5.8976e-09 deg/d
Q 3.141199585734895 6.1919e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      5498 days (15.05 yr)  
   first obs. used      2004-03-17  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63664  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:14:04  

Additional Information
 Earth MOID = 1.66474 au 
 Jupiter MOID = 2.26715 au 
 T_jup = 3.274 
[ 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 16.7   n/a MPO437608  

392677 (2011 US344)          Discovered 2004-Mar-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 US344 = 2004 FR70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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