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215649 (2003 UT103)
Classification: Main-belt Asteroid          SPK-ID: 2215649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2033957424061404 3.8192e-08  
a 2.410849235244918 9.0469e-09 au
q 1.920492765213002 9.253e-08 au
i 3.335303802394142 3.7214e-06 deg
node 90.11571105830005 9.3756e-05 deg
peri 341.7350828239104 9.4585e-05 deg
M 188.1729708947474 1.2596e-05 deg
tp 2459853.093112045310
(2022-Sep-30.59311205)
4.9339e-05 TDB
period 1367.267545505913
3.74
7.6962e-06
2.107e-08
d
yr
n .2632988702052412 1.4821e-09 deg/d
Q 2.901205705276834 1.0887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1999-09-14  
   last obs. used      2020-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:40:42  

Additional Information
 Earth MOID = .935034 au 
 Jupiter MOID = 2.38318 au 
 T_jup = 3.489 
[ 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 16.65   n/a E2021B55  

215649 (2003 UT103)          Discovered 2003-Oct-20 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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