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 ]  
239380 (2007 SQ)
Classification: Main-belt Asteroid          SPK-ID: 2239380
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2148069844328831 3.4611e-08  
a 2.387217983546166 1.0922e-08 au
q 1.874426887316667 8.4654e-08 au
i 6.072578544614194 4.7972e-06 deg
node 73.81872530089828 6.0978e-05 deg
peri 218.8125902329783 6.2922e-05 deg
M 313.9204657103921 1.6955e-05 deg
tp 2459568.941631629325
(2021-Dec-20.44163163)
6.3544e-05 TDB
period 1347.213862804978
3.69
9.2454e-06
2.531e-08
d
yr
n .2672181529148304 1.8338e-09 deg/d
Q 2.900009079775666 1.3268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1999-05-10  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55707  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:43:55  

Additional Information
 Earth MOID = .862459 au 
 Jupiter MOID = 2.29704 au 
 T_jup = 3.495 
[ 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 16.33   n/a MPCxxxxx  
diameter diameter 3.288 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

239380 (2007 SQ)          Discovered 2007-Sep-18 by Lowe, A. at Mayhill
Reference: 20100428/Numbers.arcLast Updated: 2010-05-03

Alternate Designations
 2007 SQ = 1999 JL32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-26 15:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin