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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148300666874144 6.2648e-08  
a 2.974298587774027 3.473e-08 AU
q 2.533208123724314 1.9469e-07 AU
i 8.236511467244174 9.1187e-06 deg
node 212.5146798622789 4.5769e-05 deg
peri 91.32014176019942 5.5489e-05 deg
M 288.870287581428 3.3819e-05 deg
tp 2457370.689269806661
(2015-Dec-14.18926981)
0.00017791 JED
period 1873.593082257443
5.13
3.2816e-05
8.985e-08
d
yr
n .1921441765606038 3.3654e-09 deg/d
Q 3.41538905182374 3.988e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      21378 days (58.53 yr)  
   first obs. used      1955-11-19  
   last obs. used      2014-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54837  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:57:08  

Additional Information
 Earth MOID = 1.53638 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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