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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3800261578606586 6.6731e-08  
a 2.665316866487912 2.2643e-08 au
q 1.652426738235301 1.7773e-07 au
i 26.13071516930965 1.3655e-05 deg
node 172.9257133193541 1.4995e-05 deg
peri 237.0011625506569 2.1894e-05 deg
M 202.0206359963499 1.7472e-05 deg
tp 2458297.960406498732
(2018-Jun-28.46040650)
8.302e-05 JED
period 1589.35787546114
4.35
2.0254e-05
5.545e-08
d
yr
n .226506569450602 2.8865e-09 deg/d
Q 3.678206994740524 3.1249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      10439 days (28.58 yr)  
   first obs. used      1987-09-16  
   last obs. used      2016-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55528  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 14:47:39  

Additional Information
 Earth MOID = .762079 au 
 Jupiter MOID = 2.18222 au 
 T_jup = 3.141 
[ 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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