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16725 Toudono (1996 CE3)
Classification: Main-belt Asteroid          SPK-ID: 2016725
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05473943801983657 1.9217e-08  
a 2.669928530386654 1.1565e-08 au
q 2.523778143080161 5.4582e-08 au
i 21.87275089374162 8.0772e-07 deg
node 358.108151619016 2.7696e-06 deg
peri 80.96683219684401 2.3207e-05 deg
M 14.25912605958791 2.3991e-05 deg
tp 2459333.384171296977
(2021-Apr-28.88417130)
0.00010628 TDB
period 1593.484638408829
4.36
1.0353e-05
2.834e-08
d
yr
n .2259199689301537 1.4679e-09 deg/d
Q 2.816078917693148 1.2198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3120  
   data-arc span      16807 days (46.02 yr)  
   first obs. used      1975-04-20  
   last obs. used      2021-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .35645  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:15:41  

Additional Information
 Earth MOID = 1.60524 au 
 Jupiter MOID = 2.31286 au 
 T_jup = 3.276 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457451.5 (2016-Mar-04.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05430962503179605 1.9114e-08  
q 2.52510882785754 5.4191e-08 au
tp 2457732.414379328548
(2016-Dec-09.91437933)
0.00010981 TDB
node 358.2197526674214 2.7711e-06 deg
peri 79.18828280932601 2.343e-05 deg
i 21.88653027313293 8.0667e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3120  
   data-arc span      16807 days (46.02 yr)  
   first obs. used      1975-04-20  
   last obs. used      2021-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .35645  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:15:41  

Additional Information
 Jupiter MOID = 2.31286 au 
 T_jup = 3.276 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.65350075655828E-16 -1.015282059776017E-15 -1.727304692093743E-13 1.732633291964387E-14 -2.137535252780367E-14 -4.960259533822325E-15
q -1.015282059776017E-15 2.936635401065031E-15 1.08145790569428E-13 -4.873233620208116E-14 -2.734797083710603E-14 1.382767126191536E-14
tp -1.727304692093743E-13 1.08145790569428E-13 1.205791083192213E-8 4.198198047008079E-11 2.554484011007606E-9 -1.089032863393082E-11
node 1.732633291964387E-14 -4.873233620208116E-14 4.198198047008079E-11 7.67889682703665E-12 3.277046007063261E-12 -1.46349264495073E-12
peri -2.137535252780367E-14 -2.734797083710603E-14 2.554484011007606E-9 3.277046007063261E-12 5.489564521557362E-10 -1.39133133928178E-12
i -4.960259533822325E-15 1.382767126191536E-14 -1.089032863393082E-11 -1.46349264495073E-12 -1.39133133928178E-12 6.507167814021835E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.09   n/a MPCxxxxx  
diameter diameter 7.541 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.196   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16725 Toudono           Discovered 1996 Feb. 15 by T. Okuni at Nanyo.
Toudono mountain (height 1203 meters) is located in the west of the discoverer's home town, Shirataka, Yamagata prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100923/MPCPages.arcLast Updated: 2010-12-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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