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100564 (1997 GU27)
Classification: Main-belt Asteroid          SPK-ID: 2100564
[ 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 .05019299804379966 6.7604e-08  
a 3.119570860000546 3.4958e-08 au
q 2.962990245927045 2.1534e-07 au
i 15.40429840114933 7.9804e-06 deg
node 355.7046751168392 2.0361e-05 deg
peri 21.32483034299369 6.3487e-05 deg
M 227.3849739282787 6.1427e-05 deg
tp 2459741.863061578014
(2022-Jun-11.36306158)		 0.00034536 TDB
period 2012.522336825877
5.51		 3.3829e-05
9.262e-08		 d
yr
n .1788800021806402 3.0068e-09 deg/d
Q 3.276151474074048 3.6713e-08 au
   Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1997-02-07  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62255  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:59:00  

Additional Information
 Earth MOID = 1.9659 au 
 Jupiter MOID = 1.99284 au 
 T_jup = 3.159 
[ 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 14.7   n/a MPO253938  

100564 (1997 GU27)          Discovered 1997-Apr-09 by Comba, P. G. at Prescott
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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