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117808 (2005 GM178)
Classification: Main-belt Asteroid          SPK-ID: 2117808
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08827778249928905 5.028e-08  
a 2.79306925839902 2.2792e-08 au
q 2.546503297900621 1.3536e-07 au
i 6.992342788594189 5.0473e-06 deg
node 145.2138916958106 3.9102e-05 deg
peri 33.91458428919823 4.7173e-05 deg
M 124.3170262451356 2.6383e-05 deg
tp 2458411.725359051724
(2018-Oct-20.22535905)
0.00012433 TDB
period 1704.98665503329
4.67
2.087e-05
5.714e-08
d
yr
n .2111453476408418 2.5845e-09 deg/d
Q 3.03963521889742 2.4804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      7000 days (19.16 yr)  
   first obs. used      2000-03-11  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59254  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:55:06  

Additional Information
 Earth MOID = 1.55423 au 
 Jupiter MOID = 1.92946 au 
 T_jup = 3.312 
[ 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 15.5   n/a MPO475034  

117808 (2005 GM178)          Discovered 2005-Apr-15 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 GM178 = 2002 TT341 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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