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305937 (2009 GK3)
Classification: Main-belt Asteroid          SPK-ID: 2305937
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06887354653948732 5.8584e-08  
a 2.597020738313009 1.9741e-08 au
q 2.418154709628794 1.5513e-07 au
i 4.327884076518604 6.1271e-06 deg
node 29.26833729605641 5.2426e-05 deg
peri 140.828082981403 6.2799e-05 deg
M 269.0186994281001 3.5282e-05 deg
tp 2459386.832454543708
(2021-Jun-21.33245454)
0.00015149 TDB
period 1528.662293916367
4.19
1.743e-05
4.772e-08
d
yr
n .2355000194828483 2.6852e-09 deg/d
Q 2.775886766997224 2.11e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      8765 days (24.00 yr)  
   first obs. used      1996-01-29  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53098  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:58:31  

Additional Information
 Earth MOID = 1.42518 au 
 Jupiter MOID = 2.18757 au 
 T_jup = 3.409 
[ 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 16.4   n/a MPO455254  

305937 (2009 GK3)          Discovered 2009-Apr-15 by Siding Spring Survey at Siding Spring
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 GK3 = 2002 RB147 = 2003 YN142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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