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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0635664894032547 4.6807e-08  
a 2.603216687956051 1.426e-08 au
q 2.437739341946716 1.2394e-07 au
i 7.822691691883787 6.253e-06 deg
node 26.5772965345509 2.6103e-05 deg
peri 37.95349566709918 5.2134e-05 deg
M 278.8961346190977 4.2726e-05 deg
tp 2458946.123257098630
(2020-Apr-06.62325710)
0.00018186 TDB
period 1534.136159493149
4.20
1.2606e-05
3.451e-08
d
yr
n .2346597450117711 1.9282e-09 deg/d
Q 2.768694033965384 1.5167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      21569 days (59.05 yr)  
   first obs. used      1960-10-24  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58229  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:45:43  

Additional Information
 Earth MOID = 1.4546 au 
 Jupiter MOID = 2.43071 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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