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JPL Small-Body Database Browser
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12230 (1986 QN)
Classification: Main-belt Asteroid          SPK-ID: 2012230
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2478924726722426 5.1605e-08  
a 2.554419542370247 1.0761e-08 au
q 1.921198165769788 1.361e-07 au
i 4.720742246881921 3.2713e-06 deg
node 155.0875261166461 5.6627e-05 deg
peri 241.0600564324673 5.6864e-05 deg
M 310.3673415280562 5.1764e-06 deg
tp 2458806.089914599949
(2019-Nov-18.58991460)
2.1478e-05 TDB
period 1491.203000899476
4.08
9.4229e-06
2.58e-08
d
yr
n .2414158231862814 1.5255e-09 deg/d
Q 3.187640918970705 1.3428e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1691  
   data-arc span      25135 days (68.82 yr)  
   first obs. used      1951-02-04  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:23:36  

Additional Information
 Earth MOID = .932633 au 
 Jupiter MOID = 2.25442 au 
 T_jup = 3.390 
[ 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 13.7   n/a MPO347621  

12230 (1986 QN)          Discovered 1986-Aug-25 by Debehogne, H. at La Silla
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 QN = 1978 QA3 = 1982 QH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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