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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086080609107089 6.8919e-08  
a 2.321785839676254 1.7098e-08 au
q 1.837442597811448 1.6412e-07 au
i 7.013614146533753 7.0411e-06 deg
node 165.9919740792841 4.0104e-05 deg
peri 199.6498844430118 4.3607e-05 deg
M 314.0067364533635 2.2882e-05 deg
tp 2457565.590996989488
(2016-Jun-26.09099699)
8.3575e-05 JED
period 1292.20573478009
3.54
1.4274e-05
3.908e-08
d
yr
n .2785934083950382 3.0775e-09 deg/d
Q 2.806129081541059 2.0665e-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 = .835084 au 
 Jupiter MOID = 2.6451 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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