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115864 (2003 US274)
Classification: Main-belt Asteroid          SPK-ID: 2115864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09599279439260719 5.6678e-08  
a 2.272264845212931 1.1274e-08 au
q 2.054143793120857 1.3234e-07 au
i 4.110698108985323 5.3454e-06 deg
node 31.97591102041323 6.6039e-05 deg
peri 126.3862902611046 7.0088e-05 deg
M 248.3910469082433 2.4477e-05 deg
tp 2459588.367494411883
(2022-Jan-08.86749441)
8.6161e-05 TDB
period 1251.085097747332
3.43
9.3109e-06
2.549e-08
d
yr
n .2877502103159934 2.1415e-09 deg/d
Q 2.490385897305005 1.2356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5701  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:31  

Additional Information
 Earth MOID = 1.0655 au 
 Jupiter MOID = 2.48599 au 
 T_jup = 3.602 
[ 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 16.64   n/a MPCxxxxx  

115864 (2003 US274)          Discovered 2003-Oct-30 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 US274 = 1998 FU51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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