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186082 (2001 SQ238)
Classification: Main-belt Asteroid          SPK-ID: 2186082
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09231075697440476 6.2059e-08  
a 2.674902305943005 2.0514e-08 au
q 2.427980049248825 1.7392e-07 au
i 14.26700572657551 5.6891e-06 deg
node 35.9722511014725 2.0236e-05 deg
peri 332.8378652582068 3.3111e-05 deg
M 194.5982071748342 2.9799e-05 deg
tp 2460130.672353629132
(2023-Jul-05.17235363)
0.00013751 TDB
period 1597.939434585585
4.37
1.8382e-05
5.033e-08
d
yr
n .2252901406700459 2.5916e-09 deg/d
Q 2.921824562637184 2.2407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2001-09-19  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62699  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:44:50  

Additional Information
 Earth MOID = 1.43658 au 
 Jupiter MOID = 2.52018 au 
 T_jup = 3.329 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457520.5 (2016-May-12.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0913247906941425 6.2443e-08  
q 2.431794618366654 1.7484e-07 au
tp 2456927.574128349459
(2014-Sep-27.07412835)
0.00011781 TDB
node 36.02616291660355 2.0263e-05 deg
peri 331.5856300624847 3.315e-05 deg
i 14.25631133015589 5.6873e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2001-09-19  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62699  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:44:50  

Additional Information
 Jupiter MOID = 2.52018 au 
 T_jup = 3.329 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.899146160224388E-15 -1.086427114043982E-14 -1.87712780152741E-12 1.170147417941981E-14 -5.118358548967396E-13 1.951313949489171E-15
q -1.086427114043982E-14 3.057013136025934E-14 5.999025816578567E-12 -3.076690326266839E-14 1.609863056524011E-12 -5.871672394565948E-15
tp -1.87712780152741E-12 5.999025816578567E-12 1.388023865138507E-8 3.042509361920917E-12 3.113966176868922E-9 -8.949225290938416E-12
node 1.170147417941981E-14 -3.076690326266839E-14 3.042509361920917E-12 4.105971100023824E-10 -3.971283470843533E-10 -4.59068857325E-11
peri -5.118358548967396E-13 1.609863056524011E-12 3.113966176868922E-9 -3.971283470843533E-10 1.098915757008715E-9 4.245037499041497E-11
i 1.951313949489171E-15 -5.871672394565948E-15 -8.949225290938416E-12 -4.59068857325E-11 4.245037499041497E-11 3.234540766652558E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.68   n/a MPCxxxxx  

186082 (2001 SQ238)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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