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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003859509649265 3.4579e-08  
a 2.342063373619152 1.3914e-08 au
q 2.106953114638269 8.0759e-08 au
i 6.023133075667676 3.6613e-06 deg
node 231.0818330110991 5.0681e-05 deg
peri 181.5669970256739 5.8698e-05 deg
M 99.35924078566055 2.8482e-05 deg
tp 2458639.171553303443
(2019-Jun-04.67155330)
0.00010308 TDB
period 1309.171042191913
3.58
1.1667e-05
3.194e-08
d
yr
n .2749831675143539 2.4505e-09 deg/d
Q 2.577173632600034 1.5311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      6679 days (18.29 yr)  
   first obs. used      2002-01-08  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:23:49  

Additional Information
 Earth MOID = 1.11786 au 
 Jupiter MOID = 2.72856 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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