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193685 (2001 EG16)
Classification: Main-belt Asteroid          SPK-ID: 2193685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2717425540573865 4.3819e-08  
a 2.598895614111465 1.5603e-08 au
q 1.892665082204276 1.1251e-07 au
i 3.094309788323549 5.7936e-06 deg
node 48.83812985052575 9.8574e-05 deg
peri 91.34151711779744 9.9456e-05 deg
M 227.046135102711 1.7668e-05 deg
tp 2459565.671361382038
(2021-Dec-17.17136138)
7.9314e-05 TDB
period 1530.317981013293
4.19
1.3782e-05
3.773e-08
d
yr
n .2352452264604691 2.1186e-09 deg/d
Q 3.305126146018654 1.9844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-02-02  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 14:16:22  

Additional Information
 Earth MOID = .908828 au 
 Jupiter MOID = 1.73367 au 
 T_jup = 3.360 
[ 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 16.4   n/a MPO427172  

193685 (2001 EG16)          Discovered 2001-Mar-15 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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