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JPL Small-Body Database Browser
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11366 (1998 GL9)
Classification: Main-belt Asteroid          SPK-ID: 2011366
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400483706405434 3.9554e-08  
a 2.740337581814924 1.2339e-08 au
q 2.356557768476697 1.0776e-07 au
i 16.79103035220074 4.1404e-06 deg
node 129.5867437942621 1.5545e-05 deg
peri 27.23025790786354 2.1632e-05 deg
M 266.2711829184318 1.5127e-05 deg
tp 2459031.895054719483
(2020-Jul-01.39505472)
7.0459e-05 TDB
period 1656.931395643892
4.54
1.1191e-05
3.064e-08
d
yr
n .2172691041683728 1.4675e-09 deg/d
Q 3.12411739515315 1.4067e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1644  
   data-arc span      24817 days (67.95 yr)  
   first obs. used      1951-12-27  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53004  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:15:14  

Additional Information
 Earth MOID = 1.37924 au 
 Jupiter MOID = 1.92649 au 
 T_jup = 3.275 
[ 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 13.3   n/a MPO452331  
diameter diameter 7.495 km 3.956 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.181   0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11366 (1998 GL9)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 GL9 = 1993 CP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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