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115756 (2003 UM205)
Classification: Main-belt Asteroid          SPK-ID: 2115756
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115589683343807 5.5125e-08  
a 2.797128816662726 1.7564e-08 au
q 2.485084011577465 1.5637e-07 au
i 2.857288411380641 4.0588e-06 deg
node 325.324785478385 0.00012643 deg
peri 45.40782632613271 0.00012799 deg
M 272.4392403594236 2.2138e-05 deg
tp 2459616.098668969511
(2022-Feb-05.59866897)
0.00010683 TDB
period 1708.70514878095
4.68
1.6094e-05
4.406e-08
d
yr
n .2106858519486739 1.9844e-09 deg/d
Q 3.109173621747987 1.9523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      8861 days (24.26 yr)  
   first obs. used      1996-03-20  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58066  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:01  

Additional Information
 Earth MOID = 1.48411 au 
 Jupiter MOID = 2.36311 au 
 T_jup = 3.316 
[ 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 15.59   n/a E2021B55  

115756 (2003 UM205)          Discovered 2003-Oct-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 UM205 = 1998 SG158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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