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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1997405248257387 9.4327e-08  
a 2.644166007587065 2.6233e-08 au
q 2.116018901505246 2.4402e-07 au
i 14.47875036711843 9.1892e-06 deg
node 42.7726505844559 2.8685e-05 deg
peri 319.1745710503275 3.4535e-05 deg
M 269.4651321923565 2.5396e-05 deg
tp 2457995.452506736218
(2017-Aug-29.95250674)
0.000114 JED
period 1570.47672204183
4.30
2.3371e-05
6.399e-08
d
yr
n .2292297586760482 3.4113e-09 deg/d
Q 3.172313113668884 3.1472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      8962 days (24.54 yr)  
   first obs. used      1991-10-01  
   last obs. used      2016-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60444  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 14:47:44  

Additional Information
 Earth MOID = 1.13565 au 
 Jupiter MOID = 2.33733 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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