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115389 (2003 SU278)
Classification: Main-belt Asteroid          SPK-ID: 2115389
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06425135474956301 3.9505e-08  
a 2.680160001960391 1.6663e-08 au
q 2.507956090888845 1.0625e-07 au
i 5.731566398544749 4.9993e-06 deg
node 315.4285605689824 3.7554e-05 deg
peri 155.7344461331972 5.562e-05 deg
M 248.0705274482735 4.3013e-05 deg
tp 2459698.789190164201
(2022-Apr-29.28919016)
0.00019396 TDB
period 1602.653031141667
4.39
1.4946e-05
4.092e-08
d
yr
n .2246275350963209 2.0948e-09 deg/d
Q 2.852363913031938 1.7733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      7667 days (20.99 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:21  

Additional Information
 Earth MOID = 1.5256 au 
 Jupiter MOID = 2.21048 au 
 T_jup = 3.367 
[ 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 15.54   n/a E2021B55  

115389 (2003 SU278)          Discovered 2003-Sep-30 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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