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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2825132778870961 7.3955e-08  
a 2.585923163339721 2.1068e-08 AU
q 1.855365534100448 2.0085e-07 AU
i 16.98279805672488 6.8527e-06 deg
node 151.7058427905976 2.1465e-05 deg
peri 114.2493691991307 2.4991e-05 deg
M 36.58068406734235 9.1096e-06 deg
tp 2456846.162602310016
(2014-Jul-07.66260231)
3.8881e-05 JED
period 1518.874361838335
4.16
1.8562e-05
5.082e-08
d
yr
n .2370176290053921 2.8966e-09 deg/d
Q 3.316480792578994 2.702e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      12075 days (33.06 yr)  
   first obs. used      1981-08-25  
   last obs. used      2014-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4658  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:32:18  

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
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1981 QG3 = 2001 BL34 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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