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JPL Small-Body Database Browser
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91087 (1998 FO120)
Classification: Main-belt Asteroid          SPK-ID: 2091087
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1393529858290206 6.6662e-08  
a 2.657235984591813 1.604e-08 au
q 2.286942216086627 1.807e-07 au
i 11.89457709971705 6.3519e-06 deg
node 355.3860283354412 2.4418e-05 deg
peri 145.8047824510664 3.1063e-05 deg
M 68.66608223689194 1.8829e-05 deg
tp 2458698.724913542412
(2019-Aug-03.22491354)
8.164e-05 TDB
period 1582.135278228584
4.33
1.4325e-05
3.922e-08
d
yr
n .2275405933701631 2.0603e-09 deg/d
Q 3.027529753096999 1.8275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      8007 days (21.92 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:23:05  

Additional Information
 Earth MOID = 1.30829 au 
 Jupiter MOID = 1.9928 au 
 T_jup = 3.343 
[ 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 15.0   n/a MPO385377  
diameter diameter 5.309 km 0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91087 (1998 FO120)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FO120 = 2000 SZ58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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