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JPL Small-Body Database Browser
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392113 (2009 EX27)
Classification: Main-belt Asteroid          SPK-ID: 2392113
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1658061233551903 1.0583e-07  
a 3.095276344969707 9.2917e-08 au
q 2.582060573497257 3.5399e-07 au
i 18.43245459820716 1.0723e-05 deg
node 77.88414991224948 3.99e-05 deg
peri 197.5345464564112 7.2555e-05 deg
M 267.5708191755849 7.6019e-05 deg
tp 2459111.186259835723
(2020-Sep-18.68625984)
0.00043897 TDB
period 1989.05856246967
5.45
8.9565e-05
2.452e-07
d
yr
n .1809901461890665 8.1497e-09 deg/d
Q 3.608492116442157 1.0832e-07 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      7593 days (20.79 yr)  
   first obs. used      1998-05-21  
   last obs. used      2019-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .76266  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:20:42  

Additional Information
 Earth MOID = 1.57085 au 
 Jupiter MOID = 1.51366 au 
 T_jup = 3.124 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO434451  
diameter diameter 2.908 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392113 (2009 EX27)          Discovered 2009-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 EX27 = 1998 KO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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