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 ]  
43750 (1981 QG3)
Classification: Main-belt Asteroid          SPK-ID: 2043750
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2825132798359115 7.4101e-08  
a 2.585923163097092 2.1247e-08 AU
q 1.855365528886878 2.0125e-07 AU
i 16.98279758217805 6.9434e-06 deg
node 151.7058424674285 2.1724e-05 deg
peri 114.2493689209954 2.5498e-05 deg
M 36.58068449934672 9.4064e-06 deg
tp 2456846.162600509069
(2014-Jul-07.66260051)
4.0131e-05 JED
period 1518.874361624568
4.16
1.872e-05
5.125e-08
d
yr
n .23701762903875 2.9211e-09 deg/d
Q 3.316480797307306 2.725e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      12028 days (32.93 yr)  
   first obs. used      1981-08-25  
   last obs. used      2014-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47768  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:07:45  

Additional Information
 Earth MOID = .909766 AU 
 T_jup = 3.306 
[ 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 14.0 mag n/a MPO302315  

43750 (1981 QG3)          Discovered 1981-Aug-25 by Debehogne, H. at La Silla (809)
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1981 QG3 = 2001 BL34 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Aug-29 20:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin