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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2346409977073926 9.001e-08  
a 3.253221760306941 5.9723e-08 AU
q 2.489882560705121 2.9223e-07 AU
i 2.069778237005398 6.7332e-06 deg
node 281.7418812944506 0.00027453 deg
peri 46.45778276668239 0.00027511 deg
M 326.0397928813002 3.2252e-05 deg
tp 2457002.679332900615
(2014-Dec-11.17933290)
0.00019597 JED
period 2143.230740313807
5.87
5.9018e-05
1.616e-07
d
yr
n .1679707150650936 4.6254e-09 deg/d
Q 4.016560959908762 7.3736e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8350 days (22.86 yr)  
   first obs. used      1991-08-08  
   last obs. used      2014-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:54:36  

Additional Information
 Earth MOID = 1.47799 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 13.6 mag n/a PDS3 (MPO 13892)  

26112 (1991 PG18)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar (675)
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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