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JPL Small-Body Database Browser
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39904 (1998 FX30)
Classification: Main-belt Asteroid          SPK-ID: 2039904
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418380279853308 4.1448e-08  
a 2.371514568816771 1.0711e-08 au
q 2.035143619037318 9.9499e-08 au
i 6.133367742195757 4.9755e-06 deg
node 7.251632668366111 3.7048e-05 deg
peri 108.9690889251663 4.1048e-05 deg
M 72.83383341645124 1.6701e-05 deg
tp 2458730.621809210679
(2019-Sep-04.12180921)
6.1542e-05 TDB
period 1333.942539158052
3.65
9.0369e-06
2.474e-08
d
yr
n .269876692160385 1.8283e-09 deg/d
Q 2.707885518596224 1.223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      809  
   data-arc span      8520 days (23.33 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51917  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:38:30  

Additional Information
 Earth MOID = 1.06093 au 
 Jupiter MOID = 2.38324 au 
 T_jup = 3.523 
[ 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 15.6   n/a MPO309462  

39904 (1998 FX30)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FX30 = 1996 TH63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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