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JPL Small-Body Database Browser
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85227 (1993 FT40)
Classification: Main-belt Asteroid          SPK-ID: 2085227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09550661435755171 4.7203e-08  
a 3.077553386885131 2.6996e-08 au
q 2.783626682399115 1.4772e-07 au
i 4.127282628184121 5.4662e-06 deg
node 171.9532744599573 6.9992e-05 deg
peri 164.9339410758998 7.528e-05 deg
M 226.9222159242728 2.9065e-05 deg
tp 2459729.470376331634
(2022-May-29.97037633)
0.00016302 TDB
period 1971.999588827346
5.40
2.5948e-05
7.104e-08
d
yr
n .1825558189969374 2.4021e-09 deg/d
Q 3.371480091371146 2.9575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      9817 days (26.88 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55835  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:28:37  

Additional Information
 Earth MOID = 1.77452 au 
 Jupiter MOID = 1.98152 au 
 T_jup = 3.218 
[ 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 15.2   n/a MPO436371  
diameter diameter 5.359 km 0.544 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85227 (1993 FT40)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 FT40 = 2000 QC220 = 2004 GN51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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