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58154 (1988 RJ11)
Classification: Main-belt Asteroid          SPK-ID: 2058154
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2308156880359337 3.7849e-08  
a 2.294440897975115 7.3986e-09 au
q 1.764847943451203 8.876e-08 au
i 4.231869779137877 4.6421e-06 deg
node 169.8956254637461 6.6361e-05 deg
peri 136.9062499711537 6.7735e-05 deg
M 69.15806766258189 1.2119e-05 deg
tp 2458756.632408429560
(2019-Sep-30.13240843)
4.2666e-05 TDB
period 1269.444562761527
3.48
6.1402e-06
1.681e-08
d
yr
n .2835885950126585 1.3717e-09 deg/d
Q 2.824033852499026 9.1063e-09 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      11386 days (31.17 yr)  
   first obs. used      1988-09-14  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:58:43  

Additional Information
 Earth MOID = .75306 au 
 Jupiter MOID = 2.44813 au 
 T_jup = 3.557 
[ 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 16.5   n/a MPO337718  

58154 (1988 RJ11)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1988 RJ11 = 2002 RJ87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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