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46711 (1997 GW7)
Classification: Main-belt Asteroid          SPK-ID: 2046711
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422034553040216 3.1009e-08  
a 2.439687752893768 8.8734e-09 au
q 2.09275572456937 7.5474e-08 au
i 3.409396296671894 4.1523e-06 deg
node 70.16800351673575 5.6359e-05 deg
peri 29.59363809413189 5.8434e-05 deg
M 178.5616205774555 1.6542e-05 deg
tp 2458510.124431253943
(2019-Jan-26.62443125)
6.2156e-05 TDB
period 1391.873594923901
3.81
7.5936e-06
2.079e-08
d
yr
n .2586441766787612 1.4111e-09 deg/d
Q 2.786619781218167 1.0135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      9948 days (27.24 yr)  
   first obs. used      1993-03-26  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51116  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:51:52  

Additional Information
 Earth MOID = 1.11022 au 
 Jupiter MOID = 2.35835 au 
 T_jup = 3.486 
[ 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 15.45   n/a E2021B10  

46711 (1997 GW7)          Discovered 1997-Apr-02 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GW7 = 1999 XG102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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