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23890 Quindou (1998 SO35)
Classification: Main-belt Asteroid          SPK-ID: 2023890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03398138436571169 3.2959e-08  
a 2.708326947233493 1.0887e-08 au
q 2.616294248251537 8.6538e-08 au
i 2.322365935333092 4.1839e-06 deg
node 205.6799521574997 8.3718e-05 deg
peri 70.43690937760094 0.00010643 deg
M 151.1991832223708 6.613e-05 deg
tp 2458712.750522373035
(2019-Aug-17.25052237)
0.00029805 TDB
period 1627.983741047671
4.46
9.8164e-06
2.688e-08
d
yr
n .2211324295955966 1.3334e-09 deg/d
Q 2.800359646215449 1.1257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1365  
   data-arc span      26038 days (71.29 yr)  
   first obs. used      1949-11-21  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:56:01  

Additional Information
 Earth MOID = 1.60093 au 
 Jupiter MOID = 2.21923 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457074.5 (2015-Feb-21.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03414045736217947 3.2977e-08  
q 2.616416676592196 8.6605e-08 au
tp 2457099.345480693418
(2015-Mar-17.84548069)
0.00029417 TDB
node 205.7617809200608 8.3627e-05 deg
peri 73.80187876234852 0.00010611 deg
i 2.322816511966334 4.1867e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1365  
   data-arc span      26038 days (71.29 yr)  
   first obs. used      1949-11-21  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:56:01  

Additional Information
 Jupiter MOID = 2.21923 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.087480581809226E-15 -2.836952779129188E-15 1.148443651985761E-12 4.318527037900618E-16 2.085690586343644E-13 -4.618879868407321E-16
q -2.836952779129188E-15 7.500459479248861E-15 -2.620099093843568E-12 -2.691838232701716E-15 -4.594786666859966E-13 1.299592263260239E-15
tp 1.148443651985761E-12 -2.620099093843568E-12 8.653530187425204E-8 -2.530314694005762E-11 1.922100748368246E-8 -3.111482806245322E-12
node 4.318527037900618E-16 -2.691838232701716E-15 -2.530314694005762E-11 6.993514219658327E-9 -6.993314245294231E-9 -8.719839508698901E-11
peri 2.085690586343644E-13 -4.594786666859966E-13 1.922100748368246E-8 -6.993314245294231E-9 1.125995720094138E-8 8.646203892825242E-11
i -4.618879868407321E-16 1.299592263260239E-15 -3.111482806245322E-12 -8.719839508698901E-11 8.646203892825242E-11 1.752855698141682E-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 14.67   n/a MPCxxxxx  
diameter diameter 2.935 km 0.480 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.325   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

23890 Quindou           Discovered 1998 Sept. 22 by the OCA-DLR Asteroid Survey at Caussols.
French journalist Sabine Quindou (b. 1970) joined the team of c'est pas sorcier, the longest lasting science program on French television, in 1998. She is a reporter in the program, interviewing scientists to help explain the subjects covered.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080520/MPCPages.arcLast Updated: 2008-05-22

Alternate Designations
 1998 SO35 = 1998 UV43 = 2000 CL22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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