Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
33030 (1997 QB2)
Classification: Main-belt Asteroid          SPK-ID: 2033030
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2709352588197639 9.9419e-08  
a 2.419078876108329 1.6948e-08 AU
q 1.763665114704495 2.4703e-07 AU
i 7.989359759986653 1.0469e-05 deg
node 357.2055786844291 5.3774e-05 deg
peri 9.824811240875361 5.5741e-05 deg
M 145.2714496751732 1.6373e-05 deg
tp 2456245.936553353828
(2012-Nov-14.43655335)
5.9232e-05 JED
period 1374.274444421276
3.76
1.4443e-05
3.954e-08
d
yr
n .2619564101343676 2.7529e-09 deg/d
Q 3.074492637512163 2.154e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      11515 days (31.53 yr)  
   first obs. used      1982-09-27  
   last obs. used      2014-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64418  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:34:04  

Additional Information
 Earth MOID = .761347 AU 
 T_jup = 3.451 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO253584  

33030 (1997 QB2)          Discovered 1997-Aug-27 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 QB2 = 1982 SC11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-24 13:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin