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181198 (2005 SW141)
Classification: Main-belt Asteroid          SPK-ID: 2181198
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09574796851768527 1.0229e-07  
a 2.919812762371202 1.4957e-08 au
q 2.640246621922148 2.9711e-07 au
i 2.883924974022399 4.2814e-06 deg
node 128.5556281812879 0.00016297 deg
peri 209.3665499640403 0.00016633 deg
M 47.40804118860135 3.5264e-05 deg
tp 2458960.517020313215
(2020-Apr-21.01702031)
0.00017821 TDB
period 1822.346389371913
4.99
1.4003e-05
3.834e-08
d
yr
n .1975475146215627 1.518e-09 deg/d
Q 3.199378902820255 1.639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      22025 days (60.30 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:37  

Additional Information
 Earth MOID = 1.62947 au 
 Jupiter MOID = 2.13297 au 
 T_jup = 3.272 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457322.5 (2015-Oct-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09883519116112344 1.028e-07  
q 2.63147771744358 3.0008e-07 au
tp 2457140.506355162800
(2015-Apr-28.00635516)
0.00017152 TDB
node 128.6673405977332 0.00016336 deg
peri 209.9162837124227 0.00016648 deg
i 2.881463629307592 4.2806e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      22025 days (60.30 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:37  

Additional Information
 Jupiter MOID = 2.13297 au 
 T_jup = 3.272 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.056817013280888E-14 -3.081763723493386E-14 1.325707516999647E-11 -2.869670515749746E-14 2.264768019858793E-12 -1.314358207609429E-14
q -3.081763723493386E-14 9.004646697556574E-14 -3.873952631557367E-11 8.617546878246387E-14 -6.621412112394023E-12 3.850376632089667E-14
tp 1.325707516999647E-11 -3.873952631557367E-11 2.941883965423645E-8 -4.095762888147031E-11 5.617725673768958E-9 -1.997112752551753E-11
node -2.869670515749746E-14 8.617546878246387E-14 -4.095762888147031E-11 2.668555510295233E-8 -2.665955771381194E-8 4.230175161457815E-10
peri 2.264768019858793E-12 -6.621412112394023E-12 5.617725673768958E-9 -2.665955771381194E-8 2.771704148079929E-8 -4.260451344748256E-10
i -1.314358207609429E-14 3.850376632089667E-14 -1.997112752551753E-11 4.230175161457815E-10 -4.260451344748256E-10 1.832349038057726E-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 15.94   n/a MPCxxxxx  

181198 (2005 SW141)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2005 SW141 = 1995 UJ62 = 2002 AS141 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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