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 ]  
26253 (1998 QB56)
Classification: Main-belt Asteroid          SPK-ID: 2026253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152225939690275 3.5243e-08  
a 2.326356582813766 7.9358e-09 au
q 1.825672084563664 8.0897e-08 au
i 2.61341743526746 4.4541e-06 deg
node 182.9771689734601 8.3032e-05 deg
peri 138.4522642931412 8.3858e-05 deg
M 63.46527877606286 1.4678e-05 deg
tp 2458772.020865958512
(2019-Oct-15.52086596)
5.2005e-05 TDB
period 1296.023429522202
3.55
6.6316e-06
1.816e-08
d
yr
n .27777275610883 1.4213e-09 deg/d
Q 2.827041081063868 9.6437e-09 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      9686 days (26.52 yr)  
   first obs. used      1991-09-12  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:56:48  

Additional Information
 Earth MOID = .814124 au 
 Jupiter MOID = 2.49911 au 
 T_jup = 3.541 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO493019  

26253 (1998 QB56)          Discovered 1998-Aug-29 by Visnjan at Visnjan
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-04 22:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin