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85224 (1993 FT28)
Classification: Main-belt Asteroid          SPK-ID: 2085224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151110963501855 4.914e-08  
a 2.358016324367133 1.1867e-08 au
q 2.001694205638913 1.1318e-07 au
i 4.870030623738271 5.2061e-06 deg
node 222.3179329584892 4.8904e-05 deg
peri 12.29318863700277 5.1022e-05 deg
M 39.11657799200303 1.445e-05 deg
tp 2458456.793308195290
(2018-Dec-04.29330820)
5.2711e-05 TDB
period 1322.56991039125
3.62
9.9842e-06
2.734e-08
d
yr
n .2721973312499624 2.0548e-09 deg/d
Q 2.714338443095353 1.366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      9674 days (26.49 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52794  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:53:38  

Additional Information
 Earth MOID = .99076 au 
 Jupiter MOID = 2.28197 au 
 T_jup = 3.533 
[ 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 16.6   n/a MPO436371  
diameter diameter 2.847 km 1.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85224 (1993 FT28)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1993 FT28 = 1998 TX25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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