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214291 (2005 GQ209)
Classification: Main-belt Asteroid          SPK-ID: 2214291
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08266196071197009 6.4355e-08  
a 3.164121772041127 5.8067e-08 au
q 2.902569262432774 2.014e-07 au
i 21.61344912259244 5.8635e-06 deg
node 71.75476453270674 1.7947e-05 deg
peri 270.3475630047396 4.7921e-05 deg
M 118.7628833427485 4.9311e-05 deg
tp 2458322.302096929107
(2018-Jul-22.80209693)
0.00027938 TDB
period 2055.787450031029
5.63
5.6591e-05
1.549e-07
d
yr
n .1751153797512317 4.8205e-09 deg/d
Q 3.42567428164948 6.2867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      6258 days (17.13 yr)  
   first obs. used      2002-12-05  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:08:56  

Additional Information
 Earth MOID = 1.99735 au 
 Jupiter MOID = 1.92535 au 
 T_jup = 3.089 
[ 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 14.6   n/a MPO454538  
diameter diameter 6.706 km 0.595 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214291 (2005 GQ209)          Discovered 2005-Apr-06 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2005 GQ209 = 2002 XY97 = 2007 TR421 = 2007 VU303 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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