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15242 (1989 SX5)
Classification: Main-belt Asteroid          SPK-ID: 2015242
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082826696279555 2.4585e-08  
a 2.575602548995815 8.2992e-09 au
q 2.296709429089981 6.3034e-08 au
i 2.884051599590816 2.9693e-06 deg
node 94.44952135813841 8.5746e-05 deg
peri 11.78401682951807 8.8926e-05 deg
M 119.7145406207812 2.3035e-05 deg
tp 2458698.433668294782
(2019-Aug-02.93366829)
9.6449e-05 TDB
period 1509.790527338023
4.13
7.2973e-06
1.998e-08
d
yr
n .2384436737954182 1.1525e-09 deg/d
Q 2.854495668901648 9.1978e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1818  
   data-arc span      11217 days (30.71 yr)  
   first obs. used      1989-09-26  
   last obs. used      2020-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .498  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:43  

Additional Information
 Earth MOID = 1.31348 au 
 Jupiter MOID = 2.24854 au 
 T_jup = 3.417 
[ 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 14.56   n/a E2021B10  

15242 (1989 SX5)          Discovered 1989-Sep-26 by Elst, E. W. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 SX5 = 1989 TT8 = 1999 BB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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