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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09074079050693909 9.6301e-08  
a 2.904980462958413 4.0051e-08 au
q 2.641380239342352 2.8843e-07 au
i 12.04030329315862 1.3648e-05 deg
node 339.4257079787475 2.7309e-05 deg
peri 324.9392767444384 6.5544e-05 deg
M 23.23746185917586 5.7793e-05 deg
tp 2458883.765442880089
(2020-Feb-04.26544288)
0.0002901 TDB
period 1808.478086713835
4.95
3.74e-05
1.024e-07
d
yr
n .1990624064757965 4.1167e-09 deg/d
Q 3.168580686574473 4.3685e-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 = 1.63677 au 
 Jupiter MOID = 2.16261 au 
 T_jup = 3.247 
[ 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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