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15243 (1989 TU1)
Classification: Main-belt Asteroid          SPK-ID: 2015243
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2853755946554485 4.7497e-08  
a 2.66956192159608 1.2062e-08 au
q 1.907734100751057 1.2962e-07 au
i 6.669582923212769 5.2613e-06 deg
node 260.3617617149546 5.2917e-05 deg
peri 160.2362389978835 5.4336e-05 deg
M 36.54304758773524 1.0552e-05 deg
tp 2457438.781133749405
(2016-Feb-20.28113375)
4.6327e-05 JED
period 1593.156446802592
4.36
1.0798e-05
2.956e-08
d
yr
n .2259665086391905 1.5315e-09 deg/d
Q 3.431389742441103 1.5505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1055  
   data-arc span      9634 days (26.38 yr)  
   first obs. used      1989-10-09  
   last obs. used      2016-02-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54597  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:22:49  

Additional Information
 Earth MOID = .920607 au 
 Jupiter MOID = 1.92858 au 
 T_jup = 3.313 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO347645  

15243 (1989 TU1)          Discovered 1989-Oct-09 by Oshima, Y. at Gekko
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 TU1 = 1997 ND8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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