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18514 (1996 TE11)
Classification: Mars-crossing Asteroid          SPK-ID: 2018514
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4734948899742496 7.8017e-08  
a 2.566843068351714 4.6217e-08 AU
q 1.351455992121354 2.0639e-07 AU
i 24.93141025219996 1.0559e-05 deg
node 175.9110492211618 2.141e-05 deg
peri 262.6246349566482 3.6639e-05 deg
M 131.0440294092506 5.4645e-05 deg
tp 2456453.720603871620
(2013-Jun-10.22060387)
0.00021339 JED
period 1502.095009544337
4.11
4.0569e-05
1.111e-07
d
yr
n .2396652659868744 6.4729e-09 deg/d
Q 3.782230144582074 6.81e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      9558 days (26.17 yr)  
   first obs. used      1989-04-07  
   last obs. used      2015-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59105  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:23:07  

Additional Information
 Earth MOID = .581193 AU 
 T_jup = 3.149 
[ 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 15.9 mag n/a MPO236491  
SMASSII spectral type spec_B Xc   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)

18514 (1996 TE11)          Discovered 1996-Oct-14 by McNaught, R. H. at Siding Spring
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

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