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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .226384830473337 7.0724e-08  
a 2.308824887351556 1.3171e-08 AU
q 1.786141956635853 1.6192e-07 AU
i 4.353157003893472 6.0423e-06 deg
node 292.1415208525573 7.7368e-05 deg
peri 16.60760104513319 7.8092e-05 deg
M 151.1129808206035 1.487e-05 deg
tp 2456462.621492337330
(2013-Jun-19.12149234)
5.0428e-05 JED
period 1281.400589856936
3.51
1.0965e-05
3.002e-08
d
yr
n .2809425895770757 2.4041e-09 deg/d
Q 2.83150781806726 1.6153e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8172 days (22.37 yr)  
   first obs. used      1992-09-07  
   last obs. used      2015-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58346  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:59:25  

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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