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6047 (1991 TB1)
Classification: Apollo [NEO]          SPK-ID: 2006047
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 94 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3522095898508897 4.3888e-08  
a 1.454407186468636 2.0489e-09 AU
q .9421510278463315 6.4241e-08 AU
i 23.47336064442818 1.2388e-05 deg
node 6.130186484991381 8.214e-06 deg
peri 103.7581190453347 1.4629e-05 deg
M 19.63689380701558 8.5926e-06 deg
tp 2456965.553978855687
(2014-Nov-04.05397886)
1.527e-05 JED
period 640.6597568632768
1.75
1.3538e-06
3.707e-09
d
yr
n .5619207327187051 1.1874e-09 deg/d
Q 1.966663345090941 2.7705e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      10730 days (29.38 yr)  
   first obs. used      1985-03-20  
   last obs. used      2014-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59708  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:07:22  

Additional Information
 Earth MOID = .140863 AU 
 T_jup = 4.485 
[ 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 17.8 mag n/a MPO263402  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

6047 (1991 TB1)          Discovered 1991-Oct-10 by Rose, P. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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