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117811 (2005 GO180)
Classification: Main-belt Asteroid          SPK-ID: 2117811
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03322351635831425 4.3036e-08  
a 2.684530565971837 2.0522e-08 au
q 2.595341020798877 1.1733e-07 au
i 2.699998515537653 5.1449e-06 deg
node 130.8023672836503 0.00014155 deg
peri 152.8449572512155 0.000178 deg
M 77.00552084096844 0.00010805 deg
tp 2458656.846858369807
(2019-Jun-22.34685837)
0.00048187 TDB
period 1606.574822633375
4.40
1.8422e-05
5.044e-08
d
yr
n .2240791993801543 2.5694e-09 deg/d
Q 2.773720111144797 2.1203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      9489 days (25.98 yr)  
   first obs. used      1992-04-27  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61807  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:21:51  

Additional Information
 Earth MOID = 1.57926 au 
 Jupiter MOID = 2.25884 au 
 T_jup = 3.372 
[ 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 MPO436565  

117811 (2005 GO180)          Discovered 2005-Apr-12 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 GO180 = 1992 HD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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