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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2826623064728017 5.9328e-08  
a 2.585267926987335 1.6949e-08 au
q 1.854510131894937 1.5874e-07 au
i 16.98311331973129 5.5747e-06 deg
node 151.7061265574377 2.027e-05 deg
peri 114.1958494638748 2.2099e-05 deg
M 131.4491748517881 7.9371e-06 deg
tp 2456846.114161588808
(2014-Jul-07.61416159)
3.286e-05 JED
period 1518.297106490465
4.16
1.4931e-05
4.088e-08
d
yr
n .2371077429187347 2.3317e-09 deg/d
Q 3.316025722079734 2.174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      12521 days (34.28 yr)  
   first obs. used      1981-08-25  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46608  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:49:06  

Additional Information
 Earth MOID = .906392 au 
 Jupiter MOID = 2.10016 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 14.1 mag n/a MPO359026  

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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