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46768 (1998 FK122)
Classification: Main-belt Asteroid          SPK-ID: 2046768
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09709919790224152 4.3499e-08  
a 2.219501100597817 9.2807e-09 au
q 2.003989323986627 9.4789e-08 au
i 3.1078037675235 4.7751e-06 deg
node 200.9331236083223 7.4429e-05 deg
peri 14.36690504075973 7.7552e-05 deg
M 235.5025404816203 2.405e-05 deg
tp 2459418.175943704640
(2021-Jul-22.67594370)
8.192e-05 TDB
period 1207.762313507065
3.31
7.5753e-06
2.074e-08
d
yr
n .2980718937608199 1.8696e-09 deg/d
Q 2.435012877209007 1.0182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      8250 days (22.59 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57569  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:45:35  

Additional Information
 Earth MOID = .9973 au 
 Jupiter MOID = 2.52965 au 
 T_jup = 3.643 
[ 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 16.3   n/a MPO502467  

46768 (1998 FK122)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FK122 = 1999 TW229 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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