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20290 Seanraj (1998 FJ65)
Classification: Main-belt Asteroid          SPK-ID: 2020290
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 .1501113711803596 3.9578e-08  
a 2.249187938534555 7.7158e-09 au
q 1.911559253038807 8.9317e-08 au
i 4.109234443596805 4.5794e-06 deg
node 346.39720860 5.2313e-05 deg
peri 193.9079343953709 5.3772e-05 deg
M 213.6872456087318 1.3107e-05 deg
tp 2459501.245126361128
(2021-Oct-13.74512636)
4.5866e-05 TDB
period 1232.074717204315
3.37
6.3399e-06
1.736e-08
d
yr
n .2921900717327205 1.5035e-09 deg/d
Q 2.586816624030304 8.874e-09 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      8790 days (24.07 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:03:42  

Additional Information
 Earth MOID = .915142 au 
 Jupiter MOID = 2.37666 au 
 T_jup = 3.610 
[ 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 MPO492966  

20290 Seanraj           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Sean Dilip Raj (b. 1985) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for his medicine and health project. He attends the Hightower High School, Missouri City, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

Alternate Designations
 1998 FJ65 = 1999 RU217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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