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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1983853661557808 1.051e-07  
a 2.647015256473169 2.9083e-08 AU
q 2.121886165597802 2.6976e-07 AU
i 14.46486871339472 1.0402e-05 deg
node 42.8368806615171 3.0795e-05 deg
peri 319.0908978944051 3.767e-05 deg
M 132.0336711094011 2.5954e-05 deg
tp 2456423.580402998857
(2013-May-11.08040300)
0.00011005 JED
period 1573.015831305046
4.31
2.5925e-05
7.098e-08
d
yr
n .2288597437073011 3.7718e-09 deg/d
Q 3.172144347348537 3.4853e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      8545 days (23.39 yr)  
   first obs. used      1991-10-01  
   last obs. used      2015-02-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61662  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:53:27  

Additional Information
 Earth MOID = 1.14267 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
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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