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437975 (2003 RW7)
Classification: Mars-crossing Asteroid          SPK-ID: 2437975
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .419797651107267 6.6953e-08  
a 2.554522484276348 2.0274e-08 au
q 1.482139945676437 1.8131e-07 au
i 28.09556816524188 6.141e-06 deg
node 201.446610485834 9.1566e-06 deg
peri 111.3804353083365 3.2535e-05 deg
M 67.64068409216794 1.1479e-05 deg
tp 2458720.299754331770
(2019-Aug-24.79975433)
4.8901e-05 TDB
period 1491.293143976978
4.08
1.7754e-05
4.861e-08
d
yr
n .2414012305051927 2.8738e-09 deg/d
Q 3.626905022876259 2.8785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      5925 days (16.22 yr)  
   first obs. used      2003-09-05  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:15:55  

Additional Information
 Earth MOID = .650326 au 
 Jupiter MOID = 2.51504 au 
 T_jup = 3.159 
[ 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 16.4   n/a MPO353505  

437975 (2003 RW7)          Discovered 2003-Sep-05 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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