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13539 (1991 TY)
Classification: Main-belt Asteroid          SPK-ID: 2013539
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2914531615099941 6.4939e-08  
a 2.401601346153392 1.8993e-08 AU
q 1.701647041130329 1.5576e-07 AU
i 23.16325837369851 9.1934e-06 deg
node 126.7276056225202 1.9105e-05 deg
peri 240.2090538531305 2.4615e-05 deg
M 31.8523909272391 2.0553e-05 deg
tp 2456680.221129584989
(2014-Jan-22.72112959)
7.659e-05 JED
period 1359.407946747727
3.72
1.6127e-05
4.415e-08
d
yr
n .2648211678188807 3.1416e-09 deg/d
Q 3.101555651176456 2.4529e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      13447 days (36.82 yr)  
   first obs. used      1976-08-24  
   last obs. used      2013-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5929  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:40:42  

Additional Information
 Earth MOID = .788751 AU 
 T_jup = 3.362 
[ 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 14.7 mag n/a MPO263470  

13539 (1991 TY)          Discovered 1991-Oct-02 by McNaught, R. H. at Siding Spring (413)
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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