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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2481010112362198 5.0572e-08  
a 2.554931591131051 1.0378e-08 au
q 1.921050479732073 1.3325e-07 au
i 4.720753728930893 3.1339e-06 deg
node 155.0823839062889 5.6102e-05 deg
peri 241.0712203341562 5.634e-05 deg
M 46.91625824805068 5.0485e-06 deg
tp 2458806.103604168123
(2019-Nov-18.60360417)
2.088e-05 TDB
period 1491.651404284426
4.08
9.0889e-06
2.488e-08
d
yr
n .2413432514902495 1.4705e-09 deg/d
Q 3.188812702530028 1.2953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1909  
   data-arc span      25488 days (69.78 yr)  
   first obs. used      1951-02-04  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48099  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:18:15  

Additional Information
 Earth MOID = .933113 au 
 Jupiter MOID = 2.25544 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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