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26308 (1998 SM165)
Classification: TransNeptunian Object          SPK-ID: 2026308
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3694837557062841 8.5707e-05  
a 47.67848106162668 0.0088932 AU
q 30.06205681260592 0.0015601 AU
i 13.50688620850515 0.00018431 deg
node 183.166298450007 0.00021127 deg
peri 131.220774462994 0.010749 deg
M 43.21456033126609 0.016363 deg
tp 2442365.737531124709
(1974-Nov-14.23753112)
1.4336 JED
period 120249.1578986489
329.22
33.644
0.09211
d
yr
n .00299378395899806 8.3762e-07 deg/d
Q 65.29490531064745 0.012179 AU
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      9952 days (27.25 yr)  
   first obs. used      1982-10-12  
   last obs. used      2010-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .60941  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 00:18:32  

Additional Information
 Earth MOID = 29.0637 AU 
 T_jup = 5.579 
[ 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 5.8 mag n/a PDS3 (MPO 13953)  

26308 (1998 SM165)          Discovered 1998-Sep-16 by Danzl, N. at Steward (691)
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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