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JPL Small-Body Database Browser
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20315 (1998 FD130)
Classification: Main-belt Asteroid          SPK-ID: 2020315
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602119427318431 4.0671e-08  
a 2.707740326464609 1.5422e-08 au
q 2.273927988348359 1.1204e-07 au
i 12.09684794830054 5.6987e-06 deg
node 196.987851016783 1.9746e-05 deg
peri 116.6643884704877 2.5842e-05 deg
M 145.4177719716378 1.7475e-05 deg
tp 2457943.108730925657
(2017-Jul-08.60873093)
7.8088e-05 TDB
period 1627.454840340435
4.46
1.3904e-05
3.807e-08
d
yr
n .2212042946301935 1.8898e-09 deg/d
Q 3.141552664580859 1.7893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      8504 days (23.28 yr)  
   first obs. used      1995-10-16  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5574  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:39:34  

Additional Information
 Earth MOID = 1.29032 au 
 Jupiter MOID = 2.28256 au 
 T_jup = 3.314 
[ 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 14.7   n/a MPO431733  
diameter diameter 3.956 km 1.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.179   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20315 (1998 FD130)          Discovered 1998-Mar-22 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FD130 = 1999 NU51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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