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48539 (1993 SD11)
Classification: Main-belt Asteroid          SPK-ID: 2048539
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061243306193758 5.4419e-08  
a 2.753758245714519 2.5325e-08 au
q 2.461517495200479 1.5247e-07 au
i 2.917615963641984 6.4801e-06 deg
node 349.8610280312392 0.00012007 deg
peri 84.12787878590477 0.00012442 deg
M 262.4427177213444 3.5741e-05 deg
tp 2457852.818483787495
(2017-Apr-09.31848379)
0.0001689 JED
period 1669.118392396264
4.57
2.3025e-05
6.304e-08
d
yr
n .2156827230710503 2.9753e-09 deg/d
Q 3.045998996228559 2.8012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      8968 days (24.55 yr)  
   first obs. used      1991-04-13  
   last obs. used      2015-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51244  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 17:37:09  

Additional Information
 Earth MOID = 1.47778 au 
 Jupiter MOID = 2.19004 au 
 T_jup = 3.334 
[ 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 14.7 mag n/a MPO257194  

48539 (1993 SD11)          Discovered 1993-Sep-22 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 SD11 = 2000 EV61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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