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5786 Talos (1991 RC)
Classification: Apollo [NEO]          SPK-ID: 2005786
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 183 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8267796685923635 3.3663e-08  
a 1.081461927442424 2.0085e-09 au
q .1873311934763179 3.6445e-08 au
i 23.22780915035584 8.494e-06 deg
node 161.3013608619998 7.2827e-06 deg
peri 8.354098883318187 8.8832e-06 deg
M 315.4366041692595 1.3655e-05 deg
tp 2459051.350011560105
(2020-Jul-20.85001156)
1.567e-05 TDB
period 410.7856643413603
1.12
1.1444e-06
3.133e-09
d
yr
n .8763694336247388 2.4414e-09 deg/d
Q 1.975592661408529 3.6691e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      10279 days (28.14 yr)  
   first obs. used      1991-09-03  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-17 07:12:37  

Additional Information
 Earth MOID = .188961 au 
 Jupiter MOID = 2.99961 au 
 T_jup = 5.283 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO200969  
rotation period rot_per 23.60 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 47-1, in progress. (NEAs) http://www.planetarysciences.org/lightcurves.html]

5786 Talos (1991 RC)          Discovered 1991-Sep-03 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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