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JPL Small-Body Database Browser
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351020 (2003 SJ9)
Classification: Main-belt Asteroid          SPK-ID: 2351020
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722259935728825 6.8464e-08  
a 2.57257254294269 2.0512e-08 au
q 2.129508680696069 1.8471e-07 au
i 9.28753042049004 6.8243e-06 deg
node 1.631861247646239 4.7423e-05 deg
peri 358.9846459727926 5.408e-05 deg
M 21.32929863208226 3.0106e-05 deg
tp 2458911.205657022568
(2020-Mar-02.70565702)
0.00012533 TDB
period 1507.127075595604
4.13
1.8025e-05
4.935e-08
d
yr
n .2388650604380728 2.8568e-09 deg/d
Q 3.015636405189312 2.4044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      7207 days (19.73 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:36:46  

Additional Information
 Earth MOID = 1.12647 au 
 Jupiter MOID = 2.43584 au 
 T_jup = 3.390 
[ 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 16.7   n/a MPO476630  

351020 (2003 SJ9)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

Alternate Designations
 2003 SJ9 = 2007 RK242 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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