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26112 (1991 PG18)
Classification: Outer Main-belt Asteroid          SPK-ID: 2026112
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 .2344211662734676 8.444e-08  
a 3.251900406753751 3.7151e-08 au
q 2.489586120797373 2.638e-07 au
i 2.069766282852056 5.7573e-06 deg
node 281.7268125486412 0.00023258 deg
peri 46.37870274848527 0.0002334 deg
M 66.91995761404341 2.7675e-05 deg
tp 2457002.340174092718
(2014-Dec-10.84017409)
0.00016086 JED
period 2141.925106308521
5.86
3.6705e-05
1.005e-07
d
yr
n .1680731034617911 2.8802e-09 deg/d
Q 4.014214692710129 4.586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   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      .51762  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:59:59  

Additional Information
 Earth MOID = 1.47684 au 
 Jupiter MOID = 1.34728 au 
 T_jup = 3.136 
[ 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 13.8 mag n/a MPO358873  

26112 (1991 PG18)          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 PG18 = 2000 CY25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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