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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385593573927859 4.3667e-08  
a 2.660253570699688 1.3153e-08 au
q 2.291650545441675 1.1219e-07 au
i 11.89735374228419 4.7987e-06 deg
node 355.3384670909214 2.0084e-05 deg
peri 146.2599498126271 2.6111e-05 deg
M 158.2951309105401 1.7953e-05 deg
tp 2458699.635991647513
(2019-Aug-04.13599165)
7.627e-05 TDB
period 1584.831078276653
4.34
1.1753e-05
3.218e-08
d
yr
n .2271535464785714 1.6846e-09 deg/d
Q 3.028856595957701 1.4975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      8564 days (23.45 yr)  
   first obs. used      1998-02-27  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:30  

Additional Information
 Earth MOID = 1.31338 au 
 Jupiter MOID = 1.98879 au 
 T_jup = 3.342 
[ 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 15.06   n/a MPCxxxxx  
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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