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212160 (2005 GF12)
Classification: Main-belt Asteroid          SPK-ID: 2212160
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1970148886122766 3.6372e-08  
a 2.619181684340679 1.5573e-08 au
q 2.103163896544985 9.74e-08 au
i 5.831801218743681 3.7799e-06 deg
node 151.3594635784828 5.7676e-05 deg
peri 139.9827614487858 5.9239e-05 deg
M 135.0609137008669 1.522e-05 deg
tp 2458419.636553718246
(2018-Oct-28.13655372)
6.4203e-05 TDB
period 1548.270590887385
4.24
1.3809e-05
3.781e-08
d
yr
n .2325174954034795 2.0738e-09 deg/d
Q 3.135199472136374 1.8641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      7070 days (19.36 yr)  
   first obs. used      2001-05-22  
   last obs. used      2020-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56768  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:02:50  

Additional Information
 Earth MOID = 1.09108 au 
 Jupiter MOID = 2.08023 au 
 T_jup = 3.371 
[ 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 15.9   n/a MPO440124  
diameter diameter 1.645 km 0.483 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.216   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212160 (2005 GF12)          Discovered 2005-Apr-01 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2005 GF12 = 2001 KO63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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