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 ]  
393493 (2002 QX26)
Classification: Main-belt Asteroid          SPK-ID: 2393493
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452128723993252 5.0556e-08  
a 2.610703495675828 1.6695e-08 au
q 1.970525392518199 1.3638e-07 au
i 26.67405703554189 7.4067e-06 deg
node 217.5187989678232 7.1593e-06 deg
peri 141.0903978112024 1.9555e-05 deg
M 66.34533954511519 1.2355e-05 deg
tp 2458716.549476822816
(2019-Aug-21.04947682)
5.4089e-05 TDB
period 1540.759140651838
4.22
1.4779e-05
4.046e-08
d
yr
n .2336510558345267 2.2413e-09 deg/d
Q 3.250881598833458 2.0789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-10-19  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4791  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:28:23  

Additional Information
 Earth MOID = 1.01773 au 
 Jupiter MOID = 2.36263 au 
 T_jup = 3.220 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457995.5 (2017-Aug-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2465371742371743 5.0768e-08  
q 1.967079958605563 1.369e-07 au
tp 2458714.843081935210
(2019-Aug-19.34308194)
5.3368e-05 TDB
node 217.5369772678513 7.1556e-06 deg
peri 140.8423758513152 1.9371e-05 deg
i 26.68450917239753 7.4096e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-10-19  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4791  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:28:23  

Additional Information
 Jupiter MOID = 2.36263 au 
 T_jup = 3.220 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.577385973803508E-15 -6.925184850754095E-15 1.142494428665549E-12 -2.381292178232424E-14 3.030996310816279E-13 -7.556360720342399E-14
q -6.925184850754095E-15 1.874232677147931E-14 -3.256068576479624E-12 6.224741724206893E-14 -8.967748739008234E-13 2.054542460454254E-13
tp 1.142494428665549E-12 -3.256068576479624E-12 2.848170507411967E-9 -5.609643200106275E-12 9.568938845973283E-10 -6.243458877046311E-11
node -2.381292178232424E-14 6.224741724206893E-14 -5.609643200106275E-12 5.120276884611388E-11 -4.578730321692123E-11 9.892900379485408E-13
peri 3.030996310816279E-13 -8.967748739008234E-13 9.568938845973283E-10 -4.578730321692123E-11 3.752484673581256E-10 -1.899106849787861E-11
i -7.556360720342399E-14 2.054542460454254E-13 -6.243458877046311E-11 9.892900379485408E-13 -1.899106849787861E-11 5.490191198906866E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO503477  

393493 (2002 QX26)          Discovered 2002-Aug-28 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

Alternate Designations
 2002 QX26 = 1998 UC28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-28 12:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin