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11561 (1993 FZ24)
Classification: Main-belt Asteroid          SPK-ID: 2011561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08265865454886349 6.248e-08  
a 2.790680212914348 1.4854e-08 au
q 2.560006341238712 1.7069e-07 au
i 3.848673764190299 5.6207e-06 deg
node 340.360857246326 5.9804e-05 deg
peri 6.734951313320306 6.4755e-05 deg
M 146.9955060038548 2.463e-05 deg
tp 2458305.211424770224
(2018-Jul-05.71142477)
0.00011623 TDB
period 1702.799588146289
4.66
1.3595e-05
3.722e-08
d
yr
n .2114165416212634 1.6879e-09 deg/d
Q 3.021354084589983 1.6081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1276  
   data-arc span      11010 days (30.14 yr)  
   first obs. used      1990-09-23  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48563  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:16:36  

Additional Information
 Earth MOID = 1.55292 au 
 Jupiter MOID = 2.32675 au 
 T_jup = 3.321 
[ 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 14.4   n/a MPO452334  
diameter diameter 7.756 km 0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11561 (1993 FZ24)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FZ24 = 1997 EL35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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