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26113 (1991 PL18)
Classification: Main-belt Asteroid          SPK-ID: 2026113
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622710949196163 5.9651e-08  
a 2.251604227175287 1.3413e-08 au
q 1.886233943905917 1.2925e-07 au
i 3.938042131444653 5.2865e-06 deg
node 300.8490219557618 0.00011387 deg
peri 7.78717546963246 0.00011654 deg
M 156.2263308895504 3.0525e-05 deg
tp 2457064.964528075823
(2015-Feb-11.46452808)
0.00010238 JED
period 1234.060665669767
3.38
1.1027e-05
3.019e-08
d
yr
n .2917198562557018 2.6066e-09 deg/d
Q 2.616974510444658 1.5589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      8937 days (24.47 yr)  
   first obs. used      1991-08-08  
   last obs. used      2016-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51849  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 20:41:47  

Additional Information
 Earth MOID = .871155 au 
 Jupiter MOID = 2.61432 au 
 T_jup = 3.606 
[ 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 15.6 mag n/a MPO351006  

26113 (1991 PL18)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PL18 = 1998 SV142 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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