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JPL Small-Body Database Browser
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357736 (2005 RJ40)
Classification: Main-belt Asteroid          SPK-ID: 2357736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09159257547313264 9.631e-08  
a 2.906692578696372 3.953e-08 au
q 2.64046111930493 2.8969e-07 au
i 12.0321438549659 1.3642e-05 deg
node 339.5082063237745 2.7331e-05 deg
peri 325.267620092333 6.4967e-05 deg
M 303.3332380233699 5.7011e-05 deg
tp 2458885.420026399215
(2020-Feb-05.92002640)
0.00028698 TDB
period 1810.077123270583
4.96
3.6925e-05
1.011e-07
d
yr
n .1988865531594173 4.0572e-09 deg/d
Q 3.172924038087813 4.3151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      6848 days (18.75 yr)  
   first obs. used      2000-08-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:43:02  

Additional Information
 Earth MOID = 1.63492 au 
 Jupiter MOID = 2.15677 au 
 T_jup = 3.246 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO440602  

357736 (2005 RJ40)          Discovered 2005-Sep-06 by LONEOS at Anderson Mesa
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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