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26118 (1991 TH)
Classification: Main-belt Asteroid          SPK-ID: 2026118
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086213817493946 6.8922e-08  
a 2.321906802573487 1.7199e-08 au
q 1.837507397127288 1.6416e-07 au
i 7.013625720550823 7.041e-06 deg
node 165.9919684617434 4.0104e-05 deg
peri 199.624812530521 4.3603e-05 deg
M 9.740631242214004 2.3361e-05 deg
tp 2457565.533657741289
(2016-Jun-26.03365774)
8.3552e-05 JED
period 1292.306720182813
3.54
1.4358e-05
3.931e-08
d
yr
n .2785716381240155 3.0951e-09 deg/d
Q 2.806306208019687 2.0787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      8665 days (23.72 yr)  
   first obs. used      1991-10-01  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55262  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:38:10  

Additional Information
 Earth MOID = .835872 au 
 Jupiter MOID = 2.6447 au 
 T_jup = 3.538 
[ 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 15.8 mag n/a MPO293596  

26118 (1991 TH)          Discovered 1991-Oct-01 by McNaught, R. H. at Siding Spring
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 TH = 2000 DK13 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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