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212177 (2005 GT74)
Classification: Main-belt Asteroid          SPK-ID: 2212177
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520319052627764 1.2033e-07  
a 2.555928060647725 3.412e-08 au
q 2.167345447872858 3.0076e-07 au
i 29.0971919925473 1.1352e-05 deg
node 26.19043260900785 1.9559e-05 deg
peri 303.4978758496329 4.7292e-05 deg
M 127.4507934485103 5.8848e-05 deg
tp 2458472.101703790778
(2018-Dec-19.60170379)
0.00023857 TDB
period 1492.524145894545
4.09
2.9886e-05
8.182e-08
d
yr
n .2412021279456311 4.8298e-09 deg/d
Q 2.944510673422591 3.9307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6872 days (18.81 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52343  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:42:50  

Additional Information
 Earth MOID = 1.24707 au 
 Jupiter MOID = 2.64147 au 
 T_jup = 3.246 
[ 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 15.5   n/a MPO454523  
diameter diameter 5.148 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212177 (2005 GT74)          Discovered 2005-Apr-05 by NEAT at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 GT74 = 2006 PH43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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