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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3690720163890574 8.4369e-05  
a 47.59805022268541 0.0087673 AU
q 30.03094185081128 0.0015547 AU
i 13.51349749195842 0.00018255 deg
node 183.1857672553176 0.00021026 deg
peri 130.9919574003249 0.010721 deg
M 44.01012193943846 0.016421 deg
tp 2442337.182363883610
(1974-Oct-16.68236388)
1.4259 JED
period 119945.0062025721
328.39
33.14
0.09073
d
yr
n .003001375475290777 8.2926e-07 deg/d
Q 65.16515859455953 0.012003 AU
  Orbit Determination Parameters
   # obs. used (total)      82  
   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      .60607  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:52:46  

Additional Information
 Earth MOID = 29.0346 AU 
 T_jup = 5.576 
[ 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
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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