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43978 (1997 GG17)
Classification: Main-belt Asteroid          SPK-ID: 2043978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162620568878932 3.6726e-08  
a 2.61572878172458 1.1339e-08 au
q 2.311618773300417 9.5923e-08 au
i 6.341744823873411 3.9657e-06 deg
node 215.5395097173776 3.5894e-05 deg
peri 105.8463661340869 4.0198e-05 deg
M 103.958310358813 1.7091e-05 deg
tp 2458754.284959372401
(2019-Sep-27.78495937)
7.2973e-05 TDB
period 1545.209941095562
4.23
1.0047e-05
2.751e-08
d
yr
n .2329780507008374 1.5149e-09 deg/d
Q 2.919838790148742 1.2657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      8716 days (23.86 yr)  
   first obs. used      1997-04-03  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52121  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:24:46  

Additional Information
 Earth MOID = 1.30731 au 
 Jupiter MOID = 2.37376 au 
 T_jup = 3.389 
[ 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 15.01   n/a MPCxxxxx  
diameter diameter 2.396 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.405   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43978 (1997 GG17)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GG17 = 1998 QT66 = 1999 XK214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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