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49623 (1999 GB5)
Classification: Main-belt Asteroid          SPK-ID: 2049623
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735993090790331 5.199e-08  
a 3.047317040032149 2.6961e-08 AU
q 2.518304907337804 1.6215e-07 AU
i 12.66798856970043 5.946e-06 deg
node 111.5664081820884 2.913e-05 deg
peri 24.05954422694048 3.4592e-05 deg
M 14.36603731587975 1.8651e-05 deg
tp 2456922.962931635818
(2014-Sep-22.46293164)
0.00010041 JED
period 1943.009334957728
5.32
2.5786e-05
7.06e-08
d
yr
n .1852796039231752 2.4589e-09 deg/d
Q 3.576329172726494 3.1642e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      6293 days (17.23 yr)  
   first obs. used      1997-11-26  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46916  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:31:11  

Additional Information
 Earth MOID = 1.53869 AU 
 T_jup = 3.178 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO319675  

49623 (1999 GB5)          Discovered 1999-Apr-07 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GB5 = 1997 YV8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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