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214285 (2005 GD154)
Classification: Main-belt Asteroid          SPK-ID: 2214285
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1228326112695918 4.0026e-08  
a 2.62383337337271 1.6003e-08 au
q 2.301541068585038 1.0245e-07 au
i 11.38346712035776 5.454e-06 deg
node 188.9722249793843 2.5021e-05 deg
peri 144.37119246041 3.5781e-05 deg
M 98.73917526180901 2.6143e-05 deg
tp 2458574.715547633496
(2019-Apr-01.21554763)		 0.00011141 TDB
period 1552.397034363613
4.25		 1.4202e-05
3.888e-08		 d
yr
n .2318994381147975 2.1215e-09 deg/d
Q 2.946125678160382 1.7968e-08 au
   Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      6803 days (18.63 yr)  
   first obs. used      2001-06-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53058  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:08:56  

Additional Information
 Earth MOID = 1.30288 au 
 Jupiter MOID = 2.50238 au 
 T_jup = 3.365 
[ 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 16.5   n/a MPO450012  

214285 (2005 GD154)          Discovered 2005-Apr-14 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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