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187890 (2000 SW41)
Classification: Main-belt Asteroid          SPK-ID: 2187890
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1797860460400713 5.0777e-08  
a 2.732784483931879 1.7742e-08 au
q 2.24146796688611 1.3853e-07 au
i 9.872928784371391 5.7302e-06 deg
node 163.097626516741 2.418e-05 deg
peri 180.202621187753 2.6745e-05 deg
M 191.9798326090273 1.235e-05 deg
tp 2459970.632433871499
(2023-Jan-26.13243387)
5.8756e-05 TDB
period 1650.085703989337
4.52
1.6069e-05
4.399e-08
d
yr
n .218170486011511 2.1246e-09 deg/d
Q 3.224101000977648 2.0931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      2000-09-23  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:22  

Additional Information
 Earth MOID = 1.23187 au 
 Jupiter MOID = 2.19419 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457464.5 (2016-Mar-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1792795283434821 5.0818e-08  
q 2.24512847645605 1.3837e-07 au
tp 2456664.100155873193
(2014-Jan-06.60015587)
5.6044e-05 TDB
node 163.1566617956855 2.4131e-05 deg
peri 179.3926108910905 2.6716e-05 deg
i 9.877792024973996 5.7333e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      2000-09-23  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:22  

Additional Information
 Jupiter MOID = 2.19419 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.582443142086536E-15 -6.992745279481442E-15 7.865072666216982E-13 8.31519265069791E-15 1.503031086013564E-13 1.821967121730174E-15
q -6.992745279481442E-15 1.9144972610989E-14 -2.290716188677821E-12 -2.372837482657237E-14 -4.152282663297541E-13 -4.647873721746584E-15
tp 7.865072666216982E-13 -2.290716188677821E-12 3.14093591817133E-9 -2.054518512862062E-12 6.513846255559529E-10 8.861911674627729E-15
node 8.31519265069791E-15 -2.372837482657237E-14 -2.054518512862062E-12 5.823232720048756E-10 -5.739960634700852E-10 2.909092853837869E-11
peri 1.503031086013564E-13 -4.152282663297541E-13 6.513846255559529E-10 -5.739960634700852E-10 7.137668486081765E-10 -2.861613191413694E-11
i 1.821967121730174E-15 -4.647873721746584E-15 8.861911674627729E-15 2.909092853837869E-11 -2.861613191413694E-11 3.287112763488913E-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 16.09   n/a E2021B55  

187890 (2000 SW41)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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