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249287 (2008 TG27)
Classification: Main-belt Asteroid          SPK-ID: 2249287
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3149359675349679 6.9283e-08  
a 2.580173506620077 2.2378e-08 au
q 1.767584066904592 1.843e-07 au
i 18.30325588671744 9.5755e-06 deg
node 190.2174681257338 1.3634e-05 deg
peri 125.1903723929968 1.9003e-05 deg
M 244.4281713077052 1.0178e-05 deg
tp 2459086.483224904257
(2020-Aug-24.98322490)
4.2996e-05 TDB
period 1513.811479364406
4.14
1.9694e-05
5.392e-08
d
yr
n .2378103250684496 3.0937e-09 deg/d
Q 3.392762946335562 2.9425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7284 days (19.94 yr)  
   first obs. used      1999-05-14  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60951  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:23:19  

Additional Information
 Earth MOID = .817139 au 
 Jupiter MOID = 2.24676 au 
 T_jup = 3.286 
[ 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 16.2   n/a MPO386076  
diameter diameter 4.699 km 0.792 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

249287 (2008 TG27)          Discovered 2008-Oct-08 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2008 TG27 = 1999 JU133 = 2003 HX10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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