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100554 (1997 GJ)
Classification: Main-belt Asteroid          SPK-ID: 2100554
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022097337208821 3.5823e-08  
a 2.530178746569353 1.1366e-08 au
q 2.271569850616264 9.2295e-08 au
i 1.973872870802062 3.764e-06 deg
node 48.19229251697733 0.00011899 deg
peri 166.553863093121 0.00012066 deg
M 299.5236207938989 2.2385e-05 deg
tp 2459447.449705549724
(2021-Aug-20.94970555)
9.2116e-05 TDB
period 1470.02673051782
4.02
9.9051e-06
2.712e-08
d
yr
n .2448935060338592 1.6501e-09 deg/d
Q 2.788787642522442 1.2527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      10160 days (27.82 yr)  
   first obs. used      1993-03-19  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56687  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:36  

Additional Information
 Earth MOID = 1.26378 au 
 Jupiter MOID = 2.17461 au 
 T_jup = 3.443 
[ 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 15.7   n/a MPO453459  

100554 (1997 GJ)          Discovered 1997-Apr-04 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 GJ = 1993 FZ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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