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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0569380157650678 3.2072e-08  
a 2.635631045886012 1.2151e-08 au
q 2.485563443844452 8.2497e-08 au
i 14.57951838822598 7.592e-06 deg
node 23.56624067681464 1.5343e-05 deg
peri 79.13939503517632 0.00010059 deg
M 112.3227862445812 9.4126e-05 deg
tp 2458712.869663802238
(2019-Aug-17.36966380)
0.00040973 TDB
period 1562.87897496545
4.28
1.0808e-05
2.959e-08
d
yr
n .2303441314180828 1.593e-09 deg/d
Q 2.785698647927572 1.2843e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:36  

Additional Information
 Earth MOID = 1.54699 au 
 Jupiter MOID = 2.31579 au 
 T_jup = 3.350 
[ 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 14.83   n/a E2021B55  

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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