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26116 (1991 RW17)
Classification: Main-belt Asteroid          SPK-ID: 2026116
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07660328969700324 5.0051e-08  
a 2.268728161156953 1.4555e-08 AU
q 2.094936120584097 1.1664e-07 AU
i 3.207805872514916 6.9649e-06 deg
node 195.6503402573425 9.3078e-05 deg
peri 122.2140043712271 0.00010697 deg
M 315.6427469251137 5.4891e-05 deg
tp 2457154.292183342349
(2015-May-11.79218334)
0.00019102 JED
period 1248.165343101277
3.42
1.2011e-05
3.288e-08
d
yr
n .2884233262762442 2.7755e-09 deg/d
Q 2.442520201729808 1.567e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      8326 days (22.80 yr)  
   first obs. used      1991-09-13  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54326  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:54:37  

Additional Information
 Earth MOID = 1.0847 AU 
 T_jup = 3.608 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a PDS3 (MPO 13893)  

26116 (1991 RW17)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar (675)
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RW17 = 1998 SC22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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