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JPL Small-Body Database Browser
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37871 (1998 FB28)
Classification: Main-belt Asteroid          SPK-ID: 2037871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1008557170798532 4.0787e-08  
a 2.455864295274352 1.0173e-08 au
q 2.208176340723649 1.0286e-07 au
i 2.455259635743577 3.8561e-06 deg
node 319.5747205232524 0.00010106 deg
peri 230.3351725898948 0.00010314 deg
M 263.1868636399487 2.3099e-05 deg
tp 2459378.539137436403
(2021-Jun-13.03913744)
9.1339e-05 TDB
period 1405.739908796742
3.85
8.7349e-06
2.391e-08
d
yr
n .2560928929649197 1.5913e-09 deg/d
Q 2.703552249825055 1.1199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1424  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1998-02-26  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:40:03  

Additional Information
 Earth MOID = 1.20947 au 
 Jupiter MOID = 2.26067 au 
 T_jup = 3.484 
[ 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 MPO417076  
diameter diameter 3.754 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.199   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37871 (1998 FB28)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FB28 = 2000 VA55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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