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469211 (2016 GJ240)
Classification: Main-belt Asteroid          SPK-ID: 2469211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2318068265973902 9.7957e-08  
a 3.053208108737183 1.7074e-07 au
q 2.345453626109397 2.1144e-07 au
i 22.55755599719919 1.4101e-05 deg
node 103.3729024458467 3.2472e-05 deg
peri 54.33544067133031 0.00016454 deg
M 318.9053601945814 0.00015753 deg
tp 2459222.941448765403
(2021-Jan-08.44144877)
0.00086957 TDB
period 1948.646391225606
5.34
0.00016346
4.475e-07
d
yr
n .1847436259451758 1.5497e-08 deg/d
Q 3.760962591364969 2.1032e-07 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5320 days (14.57 yr)  
   first obs. used      2005-03-14  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Earth MOID = 1.42381 au 
 Jupiter MOID = 1.61047 au 
 T_jup = 3.081 
[ 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 16.6   n/a MPO460742  
diameter diameter 2.218 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469211 (2016 GJ240)          Discovered 2005-Mar-14 by CSS at Catalina
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 GJ240 = 2010 GO74 = 2015 BE44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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