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13656 (1997 EX45)
Classification: Main-belt Asteroid          SPK-ID: 2013656
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09571278734168633 6.1147e-08  
a 2.532436537602896 2.2499e-08 AU
q 2.290049977822994 1.5514e-07 AU
i 3.304737207013114 5.8791e-06 deg
node 109.9223199019967 0.00015878 deg
peri 19.89858924547602 0.00016604 deg
M 144.4829299728533 4.9109e-05 deg
tp 2456209.727430037129
(2012-Oct-09.22743004)
0.00020061 JED
period 1471.994824762991
4.03
1.9617e-05
5.371e-08
d
yr
n .2445660772332977 3.2592e-09 deg/d
Q 2.774823097382798 2.4653e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      7379 days (20.20 yr)  
   first obs. used      1993-04-18  
   last obs. used      2013-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55182  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 17:35:04  

Additional Information
 Earth MOID = 1.30521 AU 
 T_jup = 3.441 
[ 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 14.4 mag n/a MPO266030  

13656 (1997 EX45)          Discovered 1997-Mar-15 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 EX45 = 1993 HG8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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