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JPL Small-Body Database Browser
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17787 (1998 FT39)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017787
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 .09852008813863619 4.6494e-08  
a 3.223086295835 3.0417e-08 au
q 2.905547549890905 1.4821e-07 au
i 5.219905591044953 7.2785e-06 deg
node 346.064212167454 4.9263e-05 deg
peri 238.0029540840206 5.997e-05 deg
M 195.8550825033459 3.5267e-05 deg
tp 2459564.176495512355
(2021-Dec-15.67649551)
0.00021133 TDB
period 2113.519831593442
5.79
2.9919e-05
8.191e-08
d
yr
n .1703319716326418 2.4112e-09 deg/d
Q 3.540625041779094 3.3414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      21210 days (58.07 yr)  
   first obs. used      1960-09-24  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59569  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 17:26:32  

Additional Information
 Earth MOID = 1.90148 au 
 Jupiter MOID = 1.47852 au 
 T_jup = 3.174 
[ 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 14.3   n/a MPO425979  
diameter diameter 7.341 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17787 (1998 FT39)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FT39 = 1994 PL27 = 4234 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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