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249234 (2008 GN100)
Classification: Main-belt Asteroid          SPK-ID: 2249234
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09193882156733243 6.3556e-08  
a 3.191162206879602 4.3544e-08 au
q 2.897770514148883 2.2185e-07 au
i 20.72504567208223 6.4387e-06 deg
node 208.3241618341355 1.4699e-05 deg
peri 143.3691496581697 3.643e-05 deg
M 276.4798431951564 3.5659e-05 deg
tp 2459483.570533511989
(2021-Sep-26.07053351)
0.0002114 TDB
period 2082.196666257105
5.70
4.2618e-05
1.167e-07
d
yr
n .1728943311810816 3.5388e-09 deg/d
Q 3.48455389961032 4.7548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      7001 days (19.17 yr)  
   first obs. used      2001-04-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:40:17  

Additional Information
 Earth MOID = 1.91826 au 
 Jupiter MOID = 2.00547 au 
 T_jup = 3.089 
[ 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 15.2   n/a MPO433633  
diameter diameter 5.238 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249234 (2008 GN100)          Discovered 2008-Apr-09 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 GN100 = 2004 RR221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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