Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3690746225634845 8.5403e-05  
a 47.59830259144721 0.0088619 AU
q 30.03097702784631 0.0015655 AU
i 13.51349268618419 0.00018442 deg
node 183.1857633011535 0.0002112 deg
peri 130.9922076009084 0.010798 deg
M 44.0096700941666 0.016584 deg
tp 2442337.216291825707
(1974-Oct-16.71629183)
1.4368 JED
period 119945.9601412108
328.39
33.498
0.09171
d
yr
n .003001351605140987 8.3819e-07 deg/d
Q 65.16562815504811 0.012133 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 = 29.0346 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 (691)
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-01 10:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin