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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483006672729647 6.2624e-08  
a 2.974298587942232 3.4718e-08 AU
q 2.533208122681363 1.9465e-07 AU
i 8.236511387115044 9.11e-06 deg
node 212.5146796698811 4.5759e-05 deg
peri 91.32014172464224 5.547e-05 deg
M 288.8702877137313 3.3813e-05 deg
tp 2457370.689269149501
(2015-Dec-14.18926915)
0.00017789 JED
period 1873.593082416378
5.13
3.2804e-05
8.981e-08
d
yr
n .1921441765443044 3.3642e-09 deg/d
Q 3.415389053203102 3.9866e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      719  
   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      .54486  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:28:34  

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
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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