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212248 (2005 JG68)
Classification: Main-belt Asteroid          SPK-ID: 2212248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349974526743591 3.6647e-08  
a 2.551371430119164 1.6602e-08 au
q 2.20694278622694 9.832e-08 au
i 14.753737651411 7.1287e-06 deg
node 187.1372711885884 1.6342e-05 deg
peri 309.4730425338934 3.5311e-05 deg
M 322.4583556802559 3.0088e-05 deg
tp 2459155.727888118635
(2020-Nov-02.22788812)
0.00012468 TDB
period 1488.534685555014
4.08
1.4529e-05
3.978e-08
d
yr
n .2418485800119402 2.3606e-09 deg/d
Q 2.895800074011388 1.8843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      7317 days (20.03 yr)  
   first obs. used      2000-01-09  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58947  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:43:27  

Additional Information
 Earth MOID = 1.24624 au 
 Jupiter MOID = 2.17854 au 
 T_jup = 3.381 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO454524  
diameter diameter 3.558 km 0.808 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212248 (2005 JG68)          Discovered 2005-May-06 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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