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JPL Small-Body Database Browser
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48685 (1996 EW)
Classification: Main-belt Asteroid          SPK-ID: 2048685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185418675132076 5.4015e-08  
a 2.551292410080318 1.4368e-08 au
q 2.248857443217125 1.3196e-07 au
i 13.68763181712363 5.4126e-06 deg
node 163.4776587733049 1.7942e-05 deg
peri 3.760439564600817 2.8354e-05 deg
M 237.4337479723895 2.5991e-05 deg
tp 2459107.265671137882
(2020-Sep-14.76567114)
0.00010997 TDB
period 1488.465532653638
4.08
1.2574e-05
3.443e-08
d
yr
n .2418598161008079 2.0432e-09 deg/d
Q 2.853727376943511 1.6072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      11584 days (31.72 yr)  
   first obs. used      1988-03-18  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:13:48  

Additional Information
 Earth MOID = 1.25669 au 
 Jupiter MOID = 2.11894 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO309528  

48685 (1996 EW)          Discovered 1996-Mar-15 by NEAT at Haleakala
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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