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212260 (2005 JG111)
Classification: Main-belt Asteroid          SPK-ID: 2212260
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1609227454375746 5.1901e-08  
a 2.677874347506207 2.0863e-08 au
q 2.246943455568654 1.3427e-07 au
i 13.21052335729512 6.0929e-06 deg
node 70.64642864209443 2.4626e-05 deg
peri 192.9942635901145 3.1885e-05 deg
M 45.33509175604402 2.1623e-05 deg
tp 2458398.934723962643
(2018-Oct-07.43472396)
9.5922e-05 TDB
period 1600.603341974586
4.38
1.8705e-05
5.121e-08
d
yr
n .2249151870168443 2.6285e-09 deg/d
Q 3.108805239443759 2.4221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6196 days (16.96 yr)  
   first obs. used      2002-11-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62116  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:45:07  

Additional Information
 Earth MOID = 1.23312 au 
 Jupiter MOID = 1.96562 au 
 T_jup = 3.322 
[ 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 15.9   n/a MPO450007  
diameter diameter 3.629 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212260 (2005 JG111)          Discovered 2005-May-08 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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