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JPL Small-Body Database Browser
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487790 (2015 RW237)
Classification: Main-belt Asteroid          SPK-ID: 2487790
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05331615726961782 6.3747e-08  
a 3.042482106565258 7.9803e-08 au
q 2.880268652081626 1.8588e-07 au
i 10.57815197632826 6.8283e-06 deg
node 150.0872110564544 3.8476e-05 deg
peri 208.7138535005765 8.0636e-05 deg
M 351.3814473296162 6.9284e-05 deg
tp 2459046.905805481975
(2020-Jul-16.40580548)
0.00037324 TDB
period 1938.386944123294
5.31
7.6265e-05
2.088e-07
d
yr
n .1857214324990323 7.3071e-09 deg/d
Q 3.204695561048889 8.4058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4058 days (11.11 yr)  
   first obs. used      2007-03-12  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64383  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:09:23  

Additional Information
 Earth MOID = 1.87895 au 
 Jupiter MOID = 2.09579 au 
 T_jup = 3.211 
[ 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 MPO440946  

487790 (2015 RW237)          Discovered 2007-Mar-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 RW237 = 2007 EX83 = 2014 QE51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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