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JPL Small-Body Database Browser
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359627 (2011 QP18)
Classification: Main-belt Asteroid          SPK-ID: 2359627
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1002717918283867 4.2685e-08  
a 2.342202484827797 1.9782e-08 au
q 2.107345644849214 1.0774e-07 au
i 6.023501993987326 4.481e-06 deg
node 231.0874334762735 5.3786e-05 deg
peri 181.679129243959 6.1957e-05 deg
M 349.2768538177028 3.035e-05 deg
tp 2458639.499120110620
(2019-Jun-04.99912011)
0.00011055 TDB
period 1309.287684896187
3.58
1.6587e-05
4.541e-08
d
yr
n .2749586696284738 3.4834e-09 deg/d
Q 2.57705932480638 2.1766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      6086 days (16.66 yr)  
   first obs. used      2002-01-08  
   last obs. used      2018-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:17:32  

Additional Information
 Earth MOID = 1.11782 au 
 Jupiter MOID = 2.72883 au 
 T_jup = 3.549 
[ 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 17.2   n/a MPO455595  

359627 (2011 QP18)          Discovered 2004-Oct-09 by LONEOS at Anderson Mesa
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2011 QP18 = 2002 AZ209 = 2004 TF139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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