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JPL Small-Body Database Browser
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390598 (2001 SJ304)
Classification: Main-belt Asteroid          SPK-ID: 2390598
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145318603014178 6.5692e-08  
a 2.292086839236938 3.0318e-08 au
q 2.029569869566735 1.5932e-07 au
i 6.900081686029294 9.9851e-06 deg
node 359.5260378132415 5.8553e-05 deg
peri 289.0654820024347 8.2142e-05 deg
M 90.89675865447452 6.6552e-05 deg
tp 2458280.469828612532
(2018-Jun-10.96982861)
0.00023079 TDB
period 1267.491419990442
3.47
2.5148e-05
6.885e-08
d
yr
n .2840255912759668 5.6353e-09 deg/d
Q 2.554603808907141 3.379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6165 days (16.88 yr)  
   first obs. used      2001-09-20  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6619  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:24:25  

Additional Information
 Earth MOID = 1.02556 au 
 Jupiter MOID = 2.61084 au 
 T_jup = 3.579 
[ 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 17.0   n/a MPO455776  

390598 (2001 SJ304)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

Alternate Designations
 2001 SJ304 = 2007 EA175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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