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180825 (2005 GS9)
Classification: Main-belt Asteroid          SPK-ID: 2180825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165475267104979 4.9179e-08  
a 2.294967455585792 1.5162e-08 au
q 1.797997929197604 1.1143e-07 au
i 22.92063483232438 8.1462e-06 deg
node 349.4726083046473 1.3736e-05 deg
peri 285.3520532894584 2.3014e-05 deg
M 131.4718078051772 2.0013e-05 deg
tp 2458736.739924807394
(2019-Sep-10.23992481)
6.8538e-05 TDB
period 1269.88158036695
3.48
1.2584e-05
3.445e-08
d
yr
n .2834910007088794 2.8094e-09 deg/d
Q 2.79193698197398 1.8445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      8327 days (22.80 yr)  
   first obs. used      1998-03-31  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57393  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:07  

Additional Information
 Earth MOID = .907677 au 
 Jupiter MOID = 2.72393 au 
 T_jup = 3.462 
[ 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 16.1   n/a MPO436893  

180825 (2005 GS9)          Discovered 2005-Apr-02 by McNaught, R. H. at Siding Spring
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 GS9 = 1998 FE127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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