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325558 Guyane (2009 SP101)
Classification: Main-belt Asteroid          SPK-ID: 2325558
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07068637428136026 4.2831e-08  
a 3.144004338755906 3.8337e-08 au
q 2.921766071324385 1.5418e-07 au
i 13.91006482578283 6.1184e-06 deg
node 178.477237946871 1.7095e-05 deg
peri 275.0936964790005 5.0551e-05 deg
M 298.0501951016338 4.6555e-05 deg
tp 2459550.897157259863
(2021-Dec-02.39715726)
0.00026479 TDB
period 2036.212653461922
5.57
3.7244e-05
1.02e-07
d
yr
n .1767988227496456 3.2338e-09 deg/d
Q 3.366242606187427 4.1047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      5370 days (14.70 yr)  
   first obs. used      2006-03-05  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4849  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 07:21:28  

Additional Information
 Earth MOID = 1.98077 au 
 Jupiter MOID = 1.80394 au 
 T_jup = 3.160 
[ 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 15.7   n/a MPO455400  
diameter diameter 5.026 km 0.401 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

325558 Guyane           Discovered 2009 Sept. 24 by E. Schwab at the Tzec Maun Observatory, Mayhill.
Guyane is the official name for French Guiana, an overseas region of France on the North Atlantic coast of South America. It is the location of the Centre Spatial Guyanais (Guiana Space Centre), the European Space Agency's launch site.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121029/MPCPages.arcLast Updated: 2013-03-29

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