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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2371310359410134 5.8345e-08  
a 2.311137708186053 1.4555e-08 AU
q 1.763095229241555 1.3518e-07 AU
i 1.277202282992923 6.0524e-06 deg
node 131.0881178741582 0.00025266 deg
peri 189.8248220695488 0.00025285 deg
M 232.5522293744751 1.6553e-05 deg
tp 2457254.825281510972
(2015-Aug-20.32528151)
6.2177e-05 JED
period 1283.326499484433
3.51
1.2123e-05
3.319e-08
d
yr
n .2805209743152871 2.65e-09 deg/d
Q 2.859180187130551 1.8007e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1987-09-13  
   last obs. used      2014-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60944  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:54:33  

Additional Information
 Earth MOID = .749278 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 15.2 mag n/a MPO259523  

26091 (1987 RL1)          Discovered 1987-Sep-13 by Debehogne, H. at La Silla (809)
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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