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117787 (2005 GM123)
Classification: Main-belt Asteroid          SPK-ID: 2117787
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .231305187249922 4.8421e-08  
a 2.668138456317436 1.5624e-08 au
q 2.050984191070214 1.2684e-07 au
i 2.152718854460888 6.24e-06 deg
node 40.10105261514986 0.0001311 deg
peri 112.2160732440216 0.00013173 deg
M 209.9427418726647 1.4526e-05 deg
tp 2459664.037506554684
(2022-Mar-25.53750655)
6.7481e-05 TDB
period 1591.88236104503
4.36
1.3982e-05
3.828e-08
d
yr
n .2261473641580331 1.9864e-09 deg/d
Q 3.285292721564658 1.9238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      8636 days (23.64 yr)  
   first obs. used      1994-10-26  
   last obs. used      2018-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57155  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 04:37:09  

Additional Information
 Earth MOID = 1.06274 au 
 Jupiter MOID = 1.7152 au 
 T_jup = 3.343 
[ 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 MPO254009  
diameter diameter 3.226 km 0.874 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117787 (2005 GM123)          Discovered 2005-Apr-07 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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