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15725 (1990 TX4)
Classification: Main-belt Asteroid          SPK-ID: 2015725
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148188917386155 6.9109e-08  
a 2.974194157199559 3.3335e-08 AU
q 2.533451544947929 2.102e-07 AU
i 8.236424730692098 1.003e-05 deg
node 212.5154119707539 4.8888e-05 deg
peri 91.33379790624971 6.0494e-05 deg
M 250.4124580131425 3.8555e-05 deg
tp 2457370.810130694808
(2015-Dec-14.31013069)
0.00020335 JED
period 1873.494407555497
5.13
3.1497e-05
8.623e-08
d
yr
n .1921542965637788 3.2305e-09 deg/d
Q 3.41493676945119 3.8275e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      21297 days (58.31 yr)  
   first obs. used      1955-11-19  
   last obs. used      2014-03-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56357  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:05:54  

Additional Information
 Earth MOID = 1.53474 AU 
 T_jup = 3.229 
[ 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 13.4 mag n/a MPO263488  

15725 (1990 TX4)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 TX4 = 1980 TQ7 = 1998 BO10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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