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JPL Small-Body Database Browser
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390522 (1996 GD1)
Classification: Apollo [NEO]          SPK-ID: 2390522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3525831254015152 3.2159e-07  
a 1.185854688693471 2.7611e-09 au
q .767742336281886 3.8067e-07 au
i 18.38376041019004 3.0489e-05 deg
node 38.098725718246 2.5477e-05 deg
peri 293.5949397492587 3.7772e-05 deg
M 217.8829073374211 4.4833e-05 deg
tp 2458786.704191614692
(2019-Oct-30.20419161)
5.9001e-05 TDB
period 471.6780207461969
1.29
1.6474e-06
4.51e-09
d
yr
n .7632325106658103 2.6656e-09 deg/d
Q 1.603967041105056 3.7346e-09 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      8007 days (21.92 yr)  
   first obs. used      1996-04-15  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6373  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-19 06:27:34  

Additional Information
 Earth MOID = .0599432 au 
 Jupiter MOID = 3.85546 au 
 T_jup = 5.236 
[ 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 20.5   n/a MPO440685  

390522 (1996 GD1)          Discovered 1996-Apr-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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