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58790 (1998 FN81)
Classification: Main-belt Asteroid          SPK-ID: 2058790
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1167913072912154 5.8955e-08  
a 2.727806676323421 1.487e-08 au
q 2.409222568557904 1.6502e-07 au
i 3.749782935962354 3.9028e-06 deg
node 75.53544795109734 8.0509e-05 deg
peri 109.6854827087815 8.2192e-05 deg
M 317.4738534024834 1.6901e-05 deg
tp 2459194.889292921077
(2020-Dec-11.38929292)
7.7695e-05 TDB
period 1645.579274179387
4.51
1.3455e-05
3.684e-08
d
yr
n .2187679473415365 1.7888e-09 deg/d
Q 3.046390784088939 1.6606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      10348 days (28.33 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:36:48  

Additional Information
 Earth MOID = 1.41393 au 
 Jupiter MOID = 1.91515 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 14.7   n/a MPO452967  

58790 (1998 FN81)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1987-Feb-06 00:48 < 00:01 Jupiter 1.92142394177335 1.92142345930592 1.92142442424067 2.39577353918672 2.20410290196592 2446832.533240949 0.629882889335828 63.0575858601912 5.59323942248827 -89.123941529023 2152225.22276836 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:37:06 2020-Feb-23 12:37
2023-Jul-21 05:11 < 00:01 Jupiter 1.95351262000947 1.95351214874969 1.95351309126914 2.61572169620427 2.44434470510882 2460146.715900516 0.290234769848514 53.2169262675453 8.32909808742412 -85.8950202332813 2201824.17460628 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:37:06 2020-Feb-23 12:37
2081-Jul-22 23:18 00:02 Jupiter 1.9658922684903 1.96589168819922 1.96589284878194 2.54636939720857 2.37113453134376 2481333.471172547 1.61889118593743 104.752221806036 8.14305523246818 -83.7588804162873 2401648.38482417 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:37:06 2020-Feb-23 12:37
2118-Jan-03 18:41 00:02 Jupiter 1.91431169314795 1.9143111858895 1.9143122004064 2.41800921504336 2.2275169306744 2494646.278706620 2.45175392278444 146.786639891429 7.07711767274518 -88.6847881584945 1998206.78293157 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:37:06 2020-Feb-23 12:37

Alternate Designations
 1998 FN81 = 2000 SY250 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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