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26091 (1987 RL1)
Classification: Main-belt Asteroid          SPK-ID: 2026091
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372895434708446 5.7245e-08  
a 2.311421592932861 8.1862e-09 au
q 1.76294541837717 1.3359e-07 au
i 1.277281423775396 5.7883e-06 deg
node 131.089808834212 0.00019889 deg
peri 189.776360152351 0.00019911 deg
M 40.89871198565085 8.4835e-06 deg
tp 2457254.677578327123
(2015-Aug-20.17757833)
3.0143e-05 JED
period 1283.56295965149
3.51
6.8189e-06
1.867e-08
d
yr
n .2804692962608912 1.49e-09 deg/d
Q 2.859897767488552 1.0129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      10298 days (28.19 yr)  
   first obs. used      1987-09-13  
   last obs. used      2015-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57403  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:59:55  

Additional Information
 Earth MOID = .748215 au 
 Jupiter MOID = 2.45125 au 
 T_jup = 3.546 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO347718  

26091 (1987 RL1)          Discovered 1987-Sep-13 by Debehogne, H. at La Silla
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 RL1 = 1997 GC7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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