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21384 (1998 EB10)
Classification: Main-belt Asteroid          SPK-ID: 2021384
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2263848345882274 7.1044e-08  
a 2.308824885769897 1.3447e-08 AU
q 1.786141945911696 1.6288e-07 AU
i 4.353157082623099 6.101e-06 deg
node 292.141530994325 8.509e-05 deg
peri 16.6075944541338 8.5873e-05 deg
M 151.1129789475001 1.5205e-05 deg
tp 2456462.621499557251
(2013-Jun-19.12149956)
5.1891e-05 JED
period 1281.400588540202
3.51
1.1195e-05
3.065e-08
d
yr
n .2809425898657651 2.4544e-09 deg/d
Q 2.831507825628098 1.6491e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      764  
   data-arc span      8086 days (22.14 yr)  
   first obs. used      1992-09-07  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59074  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:38:28  

Additional Information
 Earth MOID = .772945 AU 
 T_jup = 3.548 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO267787  

21384 (1998 EB10)          Discovered 1998-Mar-01 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 EB10 = 1999 RR105 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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