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5525 (1991 TS4)
Classification: Main-belt Asteroid          SPK-ID: 2005525
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515438125262848 6.372e-08  
a 2.220919075032299 1.3219e-08 AU
q 1.884352531089555 1.4022e-07 AU
i 7.619912934444823 7.138e-06 deg
node 342.3284310276774 4.0125e-05 deg
peri 343.136874429004 4.5039e-05 deg
M 340.3630508575015 2.5735e-05 deg
tp 2456866.443051891841
(2014-Jul-27.94305189)
8.6747e-05 JED
period 1208.91990445123
3.31
1.0794e-05
2.955e-08
d
yr
n .2977864775610723 2.6588e-09 deg/d
Q 2.557485618975044 1.5223e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      23452 days (64.21 yr)  
   first obs. used      1950-04-17  
   last obs. used      2014-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48584  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:12:13  

Additional Information
 Earth MOID = .873165 AU 
 T_jup = 3.623 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO267730  

5525 (1991 TS4)          Discovered 1991-Oct-15 by Kawasato, N. at Uenohara
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 TS4 = 1980 FO7 = 1981 SX = 1983 CH1 = 1983 DW = 1983 EV3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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