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JPL Small-Body Database Browser
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437948 (2002 RJ256)
Classification: Main-belt Asteroid          SPK-ID: 2437948
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2376130076873056 1.2347e-07  
a 2.678315827930153 3.0652e-08 au
q 2.041913148519154 3.4805e-07 au
i 6.001078529380353 1.0544e-05 deg
node 281.64005071858 5.3917e-05 deg
peri 37.68037581944748 5.9265e-05 deg
M 297.3693705250327 2.0394e-05 deg
tp 2458879.032183998485
(2020-Jan-30.53218400)
9.3602e-05 TDB
period 1600.999176920802
4.38
2.7484e-05
7.525e-08
d
yr
n .2248595784367529 3.8601e-09 deg/d
Q 3.314718507341152 3.7935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      6217 days (17.02 yr)  
   first obs. used      2002-07-21  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:38:03  

Additional Information
 Earth MOID = 1.03171 au 
 Jupiter MOID = 2.01423 au 
 T_jup = 3.329 
[ 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 17.6   n/a MPO353505  

437948 (2002 RJ256)          Discovered 2002-Sep-13 by NEAT at Palomar
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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