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58187 (1991 TD)
Classification: Main-belt Asteroid          SPK-ID: 2058187
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1978472006389666 1.0505e-07  
a 2.647237169765007 2.9215e-08 AU
q 2.12348870629958 2.6955e-07 AU
i 14.46567184843552 1.1433e-05 deg
node 42.91918222848556 3.1099e-05 deg
peri 318.9867512245189 3.9119e-05 deg
M 86.35150211881678 2.6664e-05 deg
tp 2456423.140662345148
(2013-May-10.64066235)
0.00011471 JED
period 1573.213646808627
4.31
2.6043e-05
7.13e-08
d
yr
n .2288309669384606 3.7881e-09 deg/d
Q 3.170985633230435 3.4995e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      8130 days (22.26 yr)  
   first obs. used      1991-10-01  
   last obs. used      2014-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60269  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 09:48:17  

Additional Information
 Earth MOID = 1.14304 AU 
 T_jup = 3.320 
[ 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 14.7 mag n/a MPO280099  

58187 (1991 TD)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring (413)
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TD = 2000 TX33 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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