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 ]  
295476 (2008 QN23)
Classification: Main-belt Asteroid          SPK-ID: 2295476
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073474866000549 7.3402e-08  
a 3.077520791850477 3.3984e-08 au
q 2.747156669885918 2.1096e-07 au
i 11.09905121560117 5.9481e-06 deg
node 203.0794147075028 2.4483e-05 deg
peri 132.67212154102 3.4355e-05 deg
M 88.39746773201539 2.5143e-05 deg
tp 2458516.286109331746
(2019-Feb-01.78610933)
0.00013573 TDB
period 1971.968260097998
5.40
3.2664e-05
8.943e-08
d
yr
n .182558719267677 3.0239e-09 deg/d
Q 3.407884913815037 3.7632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      2000-03-04  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:40:30  

Additional Information
 Earth MOID = 1.75341 au 
 Jupiter MOID = 2.05359 au 
 T_jup = 3.191 
[ 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 15.9   n/a MPO503286  

295476 (2008 QN23)          Discovered 2008-Aug-29 by Schwab, E., Kling, R. at Taunus
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 QN23 = 2001 KG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-02 20:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin