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101787 (1999 GD26)
Classification: Main-belt Asteroid          SPK-ID: 2101787
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05698167207384347 3.2086e-08  
a 2.636069474022984 1.2199e-08 au
q 2.485861827690337 8.261e-08 au
i 14.5783514558882 7.5914e-06 deg
node 23.56718199600042 1.5344e-05 deg
peri 79.3074304243941 0.00010048 deg
M 66.08499432059372 9.4119e-05 deg
tp 2458713.531610070571
(2019-Aug-18.03161007)
0.00040936 TDB
period 1563.268960475658
4.28
1.0851e-05
2.971e-08
d
yr
n .2302866679387419 1.5985e-09 deg/d
Q 2.78627712035563 1.2894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      7751 days (21.22 yr)  
   first obs. used      1999-03-22  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:30  

Additional Information
 Earth MOID = 1.54784 au 
 Jupiter MOID = 2.31591 au 
 T_jup = 3.349 
[ 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 14.9   n/a MPO381891  

101787 (1999 GD26)          Discovered 1999-Apr-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 GD26 = 2001 UB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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