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 ]  
152686 (1998 QG42)
Classification: Main-belt Asteroid          SPK-ID: 2152686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451530669183413 7.0142e-08  
a 2.220779761950775 7.6615e-09 au
q 1.676348792358359 1.5403e-07 au
i 7.914590691271775 5.6268e-06 deg
node 333.1922083223777 3.3281e-05 deg
peri 5.007290485380906 3.4564e-05 deg
M 265.7741228277296 1.2764e-05 deg
tp 2459516.891168021451
(2021-Oct-29.39116802)
4.3679e-05 TDB
period 1208.806157139623
3.31
6.2554e-06
1.713e-08
d
yr
n .2978144989365886 1.5412e-09 deg/d
Q 2.765210731543192 9.5398e-09 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7965 days (21.81 yr)  
   first obs. used      1998-08-01  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49967  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:13  

Additional Information
 Earth MOID = .66544 au 
 Jupiter MOID = 2.6279 au 
 T_jup = 3.598 
[ 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 16.31   n/a E2021B55  

152686 (1998 QG42)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 00:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin