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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 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3521634111963597 4.7384e-08  
a 1.45436850304006 1.9714e-09 AU
q .9421931298729292 6.9316e-08 AU
i 23.47284980712515 1.3311e-05 deg
node 6.141628525873712 8.8011e-06 deg
peri 103.7233615221843 1.5908e-05 deg
M 42.52182631581881 8.904e-06 deg
tp 2456324.830733149374
(2013-Feb-01.33073315)		 1.5825e-05 JED
period 640.6341972214661
1.75		 1.3025e-06
3.566e-09		 d
yr
n .5619431518975697 1.1426e-09 deg/d
Q 1.966543876207191 2.6656e-09 AU
   Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      10263 days (28.10 yr)  
   first obs. used      1985-03-20  
   last obs. used      2013-04-25  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .62456  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-May-18 01:15:47  

Additional Information
 Earth MOID = .14027 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 17.0 mag n/a PDS3 (MPC 28114)  
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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