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74280 (1998 ST124)
Classification: Main-belt Asteroid          SPK-ID: 2074280
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06382749143373384 4.6568e-08  
a 2.60396400085103 1.4072e-08 au
q 2.43775951089296 1.236e-07 au
i 7.821608644792278 6.2395e-06 deg
node 26.57576411796136 2.5503e-05 deg
peri 37.81921258368719 5.1628e-05 deg
M 12.87955683744428 4.2383e-05 deg
tp 2458945.590269778075
(2020-Apr-06.09026978)
0.00018073 TDB
period 1534.796820215412
4.20
1.2441e-05
3.406e-08
d
yr
n .2345587345883823 1.9013e-09 deg/d
Q 2.7701684908091 1.497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      21645 days (59.26 yr)  
   first obs. used      1960-10-24  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56683  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:13:37  

Additional Information
 Earth MOID = 1.45497 au 
 Jupiter MOID = 2.42897 au 
 T_jup = 3.397 
[ 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 15.8   n/a MPO400699  

74280 (1998 ST124)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 ST124 = 3325 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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