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JPL Small-Body Database Browser
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39950 (1998 FB116)
Classification: Main-belt Asteroid          SPK-ID: 2039950
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910230441417226 5.0591e-08  
a 2.598606413460935 1.5521e-08 au
q 2.102212705835423 1.3396e-07 au
i 12.99527883503291 4.9125e-06 deg
node 242.1354692943728 2.088e-05 deg
peri 123.407778066878 2.3162e-05 deg
M 221.4604139793612 1.0275e-05 deg
tp 2459189.317312370181
(2020-Dec-05.81731237)
4.5714e-05 TDB
period 1530.062551375652
4.19
1.3708e-05
3.753e-08
d
yr
n .2352844984516028 2.1079e-09 deg/d
Q 3.095000121086447 1.8486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1319  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      1998-03-31  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50673  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:12:09  

Additional Information
 Earth MOID = 1.13251 au 
 Jupiter MOID = 2.48253 au 
 T_jup = 3.354 
[ 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 13.5   n/a MPO436050  
diameter diameter 5.425 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.315   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39950 (1998 FB116)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FB116 = 1999 KL15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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