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9343 (1991 PO11)
Classification: Main-belt Asteroid          SPK-ID: 2009343
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226134801566898 4.957e-08  
a 2.333666177588527 1.4913e-08 au
q 2.047527246030438 1.1911e-07 au
i 6.369694912850512 6.1775e-06 deg
node 186.8769315548852 4.6858e-05 deg
peri 109.8571044069287 5.5277e-05 deg
M 341.1969196520805 3.4217e-05 deg
tp 2457468.511605309213
(2016-Mar-21.01160531)
0.00012416 JED
period 1302.136536050373
3.57
1.2481e-05
3.417e-08
d
yr
n .2764687035753934 2.65e-09 deg/d
Q 2.619805109146617 1.6741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      11754 days (32.18 yr)  
   first obs. used      1983-05-13  
   last obs. used      2015-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54394  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:38:56  

Additional Information
 Earth MOID = 1.04079 au 
 Jupiter MOID = 2.55989 au 
 T_jup = 3.551 
[ 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 13.8 mag n/a MPO234894  

9343 (1991 PO11)          Discovered 1991-Aug-09 by Holt, H. E. at Palomar
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PO11 = 1984 SB4 = 1997 HJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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