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9200 (1993 FK21)
Classification: Main-belt Asteroid          SPK-ID: 2009200
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026362843110781 9.7825e-09  
a 2.449595585908114 6.0815e-09 au
q 1.953218638314875 2.4959e-08 au
i 2.017333103737334 1.3855e-07 deg
node 193.7773600469019 1.0452e-05 deg
peri 154.6030338138769 1.1157e-05 deg
M 298.0200586204771 7.0675e-06 deg
tp 2459441.595260719479
(2021-Aug-15.09526072)
2.7962e-05 TDB
period 1400.3610188584
3.83
5.2149e-06
1.428e-08
d
yr
n .2570765646515058 9.5734e-10 deg/d
Q 2.945972533501352 7.3138e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2790  
   data-arc span      16386 days (44.86 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 21:13:56  

Additional Information
 Earth MOID = .945228 au 
 Jupiter MOID = 2.48258 au 
 T_jup = 3.467 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.56   n/a E2021B10  
diameter diameter 8.850 km 1.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.098   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

9200 (1993 FK21)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 19980910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FK21 = 1975 TG1 = 1975 WU1 = 1979 WO7 = 1994 PK34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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