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120804 (1998 FJ125)
Classification: Main-belt Asteroid          SPK-ID: 2120804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222401843440683 4.1554e-08  
a 2.582205633287542 1.211e-08 au
q 2.008335777331427 1.0454e-07 au
i 4.809515218709034 6.6665e-06 deg
node 77.28834581551742 5.3107e-05 deg
peri 95.94557190053598 5.6487e-05 deg
M 138.558148150272 1.9877e-05 deg
tp 2458417.170106800409
(2018-Oct-25.67010680)
8.0798e-05 TDB
period 1515.600232503834
4.15
1.0662e-05
2.919e-08
d
yr
n .2375296547726607 1.671e-09 deg/d
Q 3.156075489243656 1.4801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      10106 days (27.67 yr)  
   first obs. used      1992-11-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:11:00  

Additional Information
 Earth MOID = 1.02036 au 
 Jupiter MOID = 1.82477 au 
 T_jup = 3.384 
[ 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 15.7   n/a MPC47727  
diameter diameter 1.473 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.427   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120804 (1998 FJ125)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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