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58149 (1987 SX11)
Classification: Mars-crossing Asteroid          SPK-ID: 2058149
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3794266533615968 6.8251e-08  
a 2.667437262692884 2.2726e-08 AU
q 1.655340469057304 1.8186e-07 AU
i 26.12106531082029 1.5718e-05 deg
node 172.9232486053707 1.5479e-05 deg
peri 237.125347425414 2.3604e-05 deg
M 66.02459793506415 1.7354e-05 deg
tp 2456708.661212753780
(2014-Feb-20.16121275)
7.4867e-05 JED
period 1591.254876129175
4.36
2.0336e-05
5.568e-08
d
yr
n .2262365416128194 2.8913e-09 deg/d
Q 3.679534056328463 3.1349e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      10078 days (27.59 yr)  
   first obs. used      1987-09-16  
   last obs. used      2015-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54806  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:07:02  

Additional Information
 Earth MOID = .766336 AU 
 T_jup = 3.140 
[ 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 15.0 mag n/a MPO337718  

58149 (1987 SX11)          Discovered 1987-Sep-26 by Debehogne, H. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 SX11 = 2000 PS25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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