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227938 (2007 GD26)
Classification: Main-belt Asteroid          SPK-ID: 2227938
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01232709114689843 5.6339e-08  
a 2.785546197211084 2.9471e-08 au
q 2.751208515344167 1.6581e-07 au
i 7.909226227787305 6.526e-06 deg
node 189.0835592247177 3.8911e-05 deg
peri 317.5280501377185 0.00024669 deg
M 24.96647171854467 0.00024145 deg
tp 2459082.734346566421
(2020-Aug-21.23434657)
0.0011392 TDB
period 1698.102788172408
4.65
2.6949e-05
7.378e-08
d
yr
n .2120013008090352 3.3645e-09 deg/d
Q 2.819883879078002 2.9835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      10157 days (27.81 yr)  
   first obs. used      1993-03-24  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51515  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:44  

Additional Information
 Earth MOID = 1.76027 au 
 Jupiter MOID = 2.14495 au 
 T_jup = 3.317 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO418216  

227938 (2007 GD26)          Discovered 2007-Apr-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2007 GD26 = 1995 SO20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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