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13522 (1991 FG)
Classification: Main-belt Asteroid          SPK-ID: 2013522
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3396264250585826 5.9276e-08  
a 2.756554226871186 1.4859e-08 au
q 1.8203555693188 1.6091e-07 au
i 13.56402712031157 6.45e-06 deg
node 204.2818752478424 2.1924e-05 deg
peri 325.9184263061243 2.3859e-05 deg
M 203.4607615055316 9.8377e-06 deg
tp 2458327.390433830050
(2018-Jul-27.89043383)
4.8378e-05 JED
period 1671.661103602884
4.58
1.3516e-05
3.7e-08
d
yr
n .2153546548544452 1.7413e-09 deg/d
Q 3.692752884423572 1.9905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      10320 days (28.25 yr)  
   first obs. used      1987-07-31  
   last obs. used      2015-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56172  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:15:06  

Additional Information
 Earth MOID = .839772 au 
 Jupiter MOID = 1.3919 au 
 T_jup = 3.219 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO302149  

13522 (1991 FG)          Discovered 1991-Mar-18 by McNaught, R. H. at Siding Spring
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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