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21382 (1998 EB8)
Classification: Main-belt Asteroid          SPK-ID: 2021382
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1164047705791173 4.2016e-08  
a 2.199297103558424 1.2036e-08 au
q 1.943288428783389 9.1623e-08 au
i 1.51538559411637 4.7274e-06 deg
node 65.2893403493751 0.00024715 deg
peri 183.3484645623535 0.00024832 deg
M 110.2730337758757 3.1237e-05 deg
tp 2457035.585515303431
(2015-Jan-13.08551530)
0.00010288 JED
period 1191.308609118037
3.26
9.7796e-06
2.678e-08
d
yr
n .3021887000938566 2.4807e-09 deg/d
Q 2.45530577833346 1.3437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      745  
   data-arc span      6944 days (19.01 yr)  
   first obs. used      1996-11-05  
   last obs. used      2015-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55769  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:36:20  

Additional Information
 Earth MOID = .928248 au 
 Jupiter MOID = 2.55736 au 
 T_jup = 3.657 
[ 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 15.9 mag n/a MPO347688  

21382 (1998 EB8)          Discovered 1998-Mar-02 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 EB8 = 1996 VE15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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