Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
48936 (1998 QS2)
Classification: Main-belt Asteroid          SPK-ID: 2048936
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686117060738598 3.622e-08  
a 2.242140367048836 8.653e-09 au
q 1.864089254503662 8.0462e-08 au
i 5.392662183054841 4.4053e-06 deg
node 323.7425210199881 3.8924e-05 deg
peri 318.0406968098504 4.1654e-05 deg
M 202.8517166716577 1.7884e-05 deg
tp 2459535.803106662358
(2021-Nov-17.30310666)
6.238e-05 TDB
period 1226.288409373245
3.36
7.0988e-06
1.944e-08
d
yr
n .2935687863053324 1.6994e-09 deg/d
Q 2.62019147959401 1.0112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      7835 days (21.45 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58113  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:16:50  

Additional Information
 Earth MOID = .851868 au 
 Jupiter MOID = 2.53548 au 
 T_jup = 3.609 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO406334  

48936 (1998 QS2)          Discovered 1998-Aug-20 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QS2 = 2001 JX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-29 08:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin