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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
201226 (2002 QA103)
Classification: Main-belt Asteroid          SPK-ID: 2201226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07827610721794533 5.7324e-08  
a 3.120989344942581 3.2798e-08 au
q 2.87669044835179 1.8523e-07 au
i 9.412626820461369 6.252e-06 deg
node 235.9326920414666 3.6242e-05 deg
peri 169.1741156968051 5.2097e-05 deg
M 311.5652737291794 3.7154e-05 deg
tp 2458871.451278591080
(2020-Jan-22.95127859)
0.00020866 TDB
period 2013.895149265109
5.51
3.1745e-05
8.691e-08
d
yr
n .178758065002226 2.8178e-09 deg/d
Q 3.365288241533371 3.5365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      8551 days (23.41 yr)  
   first obs. used      1996-06-20  
   last obs. used      2019-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:34:46  

Additional Information
 Earth MOID = 1.88643 au 
 Jupiter MOID = 1.9948 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 15.3   n/a MPO454424  
diameter diameter 5.719 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201226 (2002 QA103)          Discovered 2002-Aug-30 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2002 QA103 = 2003 YH84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-22 06:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin