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120238 (2004 FL90)
Classification: Main-belt Asteroid          SPK-ID: 2120238
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2586434230061197 3.6692e-08  
a 2.716535380840232 1.6887e-08 au
q 2.013921371222481 9.9886e-08 au
i 16.14811841834534 4.7113e-06 deg
node 185.1876525470682 1.501e-05 deg
peri 66.70968681724513 1.7722e-05 deg
M 240.0755528974695 1.257e-05 deg
tp 2459745.286954806344
(2022-Jun-14.78695481)		 6.0651e-05 TDB
period 1635.390518520434
4.48		 1.525e-05
4.175e-08		 d
yr
n .2201309081366682 2.0527e-09 deg/d
Q 3.419149390457982 2.1255e-08 au
   Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      7496 days (20.52 yr)  
   first obs. used      2000-07-05  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52739  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:30  

Additional Information
 Earth MOID = 1.06056 au 
 Jupiter MOID = 1.8109 au 
 T_jup = 3.256 
[ 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 15.8   n/a MPO449699  

120238 (2004 FL90)          Discovered 2004-Mar-20 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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