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19427 (1998 FJ66)
Classification: Main-belt Asteroid          SPK-ID: 2019427
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0618057319300729 1.5329e-08  
a 2.531516954461739 8.9472e-09 au
q 2.375054696197842 3.8279e-08 au
i 9.631017739665671 6.5648e-07 deg
node 11.99144589379355 4.2617e-06 deg
peri 220.862220818421 1.9866e-05 deg
M 194.3870174507059 1.9206e-05 deg
tp 2459877.301893633457
(2022-Oct-24.80189363)
7.9937e-05 TDB
period 1471.193127238822
4.03
7.7995e-06
2.135e-08
d
yr
n .2446993486678792 1.2973e-09 deg/d
Q 2.687979212725636 9.5001e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2016  
   data-arc span      25291 days (69.24 yr)  
   first obs. used      1951-11-29  
   last obs. used      2021-02-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:53:48  

Additional Information
 Earth MOID = 1.37335 au 
 Jupiter MOID = 2.30075 au 
 T_jup = 3.428 
[ 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 13.90   n/a E2021B10  
diameter diameter 10.452 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19427 (1998 FJ66)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FJ66 = 1990 HQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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