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JPL Small-Body Database Browser
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413046 (2001 QL161)
Classification: Main-belt Asteroid          SPK-ID: 2413046
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2126669174899242 5.7582e-08  
a 2.578407296662814 2.5861e-08 au
q 2.030065364848005 1.5433e-07 au
i 2.363614097157601 9.1676e-06 deg
node 9.083080953834553 0.00025817 deg
peri 303.4562844779383 0.00026065 deg
M 205.3586896525433 4.0933e-05 deg
tp 2459650.104058254301
(2022-Mar-11.60405825)
0.00017887 TDB
period 1512.257368009263
4.14
2.2751e-05
6.229e-08
d
yr
n .2380547171503647 3.5814e-09 deg/d
Q 3.126749228477624 3.136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      6730 days (18.43 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 06:57:35  

Additional Information
 Earth MOID = 1.01718 au 
 Jupiter MOID = 2.16295 au 
 T_jup = 3.393 
[ 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 17.1   n/a MPO460568  

413046 (2001 QL161)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-11-10

Alternate Designations
 2001 QL161 = 2005 NT66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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