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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622834591700363 6.0026e-08  
a 2.251723618382696 1.3589e-08 au
q 1.886306120496682 1.3032e-07 au
i 3.937954665303237 5.4397e-06 deg
node 300.8504614673079 0.00011716 deg
peri 7.816922897341438 0.00011975 deg
M 97.84475740924819 3.0269e-05 deg
tp 2457065.066748767778
(2015-Feb-11.56674877)
0.00010238 JED
period 1234.158820983353
3.38
1.1172e-05
3.059e-08
d
yr
n .2916966551461823 2.6406e-09 deg/d
Q 2.617141116268711 1.5795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      8898 days (24.36 yr)  
   first obs. used      1991-08-08  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52715  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:59:59  

Additional Information
 Earth MOID = .869759 au 
 Jupiter MOID = 2.61303 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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