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175098 (2004 JF18)
Classification: Main-belt Asteroid          SPK-ID: 2175098
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06504476229860816 4.0797e-08  
a 2.593351181432843 1.7851e-08 au
q 2.424667270279729 1.0932e-07 au
i 15.5842397719736 6.2771e-06 deg
node 20.57978006470836 1.5926e-05 deg
peri 83.21040299479634 8.5225e-05 deg
M 101.4900080807241 7.7522e-05 deg
tp 2458770.457666272510
(2019-Oct-13.95766627)		 0.00032971 TDB
period 1525.423468473448
4.18		 1.575e-05
4.312e-08		 d
yr
n .2360000402775148 2.4367e-09 deg/d
Q 2.762035092585957 1.9012e-08 au
   Orbit Determination Parameters
   # obs. used (total)      809  
   data-arc span      8085 days (22.14 yr)  
   first obs. used      1998-12-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:04:01  

Additional Information
 Earth MOID = 1.49672 au 
 Jupiter MOID = 2.34972 au 
 T_jup = 3.364 
[ 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 15.42   n/a E2021B55  

175098 (2004 JF18)          Discovered 2004-May-13 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2004 JF18 = 1999 CL120 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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