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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09505452787287479 4.8213e-08  
a 3.078783935211655 2.7938e-08 au
q 2.78613158182752 1.5021e-07 au
i 4.12633292523066 5.4892e-06 deg
node 171.955351890008 7.3611e-05 deg
peri 164.9273720212271 7.9094e-05 deg
M 153.9179833375396 2.9447e-05 deg
tp 2457756.865933911522
(2017-Jan-03.36593391)
0.00015847 TDB
period 1973.18245214937
5.40
2.6858e-05
7.353e-08
d
yr
n .1824463822936674 2.4834e-09 deg/d
Q 3.37143628859579 3.0593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      9458 days (25.89 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:59:40  

Additional Information
 Earth MOID = 1.77611 au 
 Jupiter MOID = 1.97876 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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