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213518 (2002 GQ147)
Classification: Main-belt Asteroid          SPK-ID: 2213518
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08376905849138139 4.1081e-08  
a 2.269844618492227 1.1545e-08 au
q 2.079701871879404 9.0633e-08 au
i 6.541274237339536 3.7835e-06 deg
node 58.22061398485984 3.8168e-05 deg
peri 73.74698499855658 4.5754e-05 deg
M 221.2817295025156 2.6078e-05 deg
tp 2459681.808780617852
(2022-Apr-12.30878062)
9.1867e-05 TDB
period 1249.08680306513
3.42
9.5298e-06
2.609e-08
d
yr
n .2882105543958971 2.1989e-09 deg/d
Q 2.459987365105049 1.2512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      6723 days (18.41 yr)  
   first obs. used      2002-04-13  
   last obs. used      2020-09-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57676  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:00  

Additional Information
 Earth MOID = 1.10543 au 
 Jupiter MOID = 2.57345 au 
 T_jup = 3.600 
[ 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 16.97   n/a E2021B55  

213518 (2002 GQ147)          Discovered 2002-Apr-13 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 GQ147 = 2005 BU16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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