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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3694537466978671 9.5332e-05  
a 47.67521772149012 0.0097762 AU
q 30.06142990964904 0.0016483 AU
i 13.50695817967686 0.0001785 deg
node 183.1662353449914 0.00021187 deg
peri 131.216420481152 0.011431 deg
M 43.22075158470094 0.017872 deg
tp 2442365.151656782742
(1974-Nov-13.65165678)
1.5352 JED
period 120236.8124805521
329.19
36.983
0.1013
d
yr
n .00299409134834 9.2095e-07 deg/d
Q 65.28900553333119 0.013388 AU
  Orbit Determination Parameters
   # obs. used (total)      83  
   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      .57834  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 21:02:23  

Additional Information
 Earth MOID = 29.0631 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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