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100757 (1998 FA7)
Classification: Main-belt Asteroid          SPK-ID: 2100757
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1499144003754126 3.9967e-08  
a 2.287644172997871 9.7961e-09 au
q 1.944693368530588 8.9954e-08 au
i .8542631916238304 4.0438e-06 deg
node 90.43579576169732 0.00038188 deg
peri 30.6471542441605 0.0003825 deg
M 239.8106244256758 2.2177e-05 deg
tp 2459622.434187534064
(2022-Feb-11.93418753)
7.9429e-05 TDB
period 1263.808109380947
3.46
8.1178e-06
2.223e-08
d
yr
n .2848533707987832 1.8297e-09 deg/d
Q 2.630594977465154 1.1265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      10833 days (29.66 yr)  
   first obs. used      1991-02-20  
   last obs. used      2020-10-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:38  

Additional Information
 Earth MOID = .960547 au 
 Jupiter MOID = 2.43676 au 
 T_jup = 3.586 
[ 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 17.36   n/a E2021B55  

100757 (1998 FA7)          Discovered 1998-Mar-20 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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