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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2263848286375172 7.051e-08  
a 2.308824888308502 1.2981e-08 AU
q 1.786141961614747 1.6128e-07 AU
i 4.353157101297658 6.0167e-06 deg
node 292.1415306125485 7.0998e-05 deg
peri 16.60758934491157 7.1715e-05 deg
M 151.1129818327207 1.4633e-05 deg
tp 2456462.621488400349
(2013-Jun-19.12148840)
4.9387e-05 JED
period 1281.400590653595
3.51
1.0807e-05
2.959e-08
d
yr
n .280942589402411 2.3693e-09 deg/d
Q 2.831507815002257 1.592e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      8234 days (22.54 yr)  
   first obs. used      1992-09-07  
   last obs. used      2015-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56482  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:09:04  

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
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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