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5966 Tomeko (1990 VS6)
Classification: Main-belt Asteroid          SPK-ID: 2005966
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08999313574605369 3.6205e-08  
a 3.01695594614438 1.5389e-08 au
q 2.745450620143145 1.1134e-07 au
i 3.609900796199912 4.0397e-06 deg
node 53.25181944447982 6.0533e-05 deg
peri 280.1824018236402 6.482e-05 deg
M 7.785634517254083 2.5023e-05 deg
tp 2459355.105428462343
(2021-May-20.60542846)
0.00013293 TDB
period 1914.043835544982
5.24
1.4645e-05
4.01e-08
d
yr
n .1880834666973538 1.4391e-09 deg/d
Q 3.288461272145616 1.6774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2234  
   data-arc span      15256 days (41.77 yr)  
   first obs. used      1979-09-20  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4663  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 00:16:01  

Additional Information
 Earth MOID = 1.7375 au 
 Jupiter MOID = 2.02414 au 
 T_jup = 3.238 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456490.5 (2013-Jul-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08982216109838764 3.622e-08  
q 2.742904417472516 1.1119e-07 au
tp 2455544.437888412030
(2010-Dec-13.93788841)
0.00012769 TDB
node 53.38470746865941 6.0399e-05 deg
peri 282.5616907960985 6.4666e-05 deg
i 3.614868042578812 4.0446e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2234  
   data-arc span      15256 days (41.77 yr)  
   first obs. used      1979-09-20  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4663  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 00:16:01  

Additional Information
 Jupiter MOID = 2.02414 au 
 T_jup = 3.238 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.311900073494425E-15 -3.998988777598907E-15 1.042350565596921E-12 1.989001033097819E-15 1.633085252779985E-13 3.342214089401503E-16
q -3.998988777598907E-15 1.236395517135809E-14 -3.039651005135431E-12 -8.080833223523848E-15 -4.568058933426781E-13 -9.10516590822554E-16
tp 1.042350565596921E-12 -3.039651005135431E-12 1.630426151113882E-8 9.907730783080445E-12 2.962820987349328E-9 -6.441628635500642E-13
node 1.989001033097819E-15 -8.080833223523848E-15 9.907730783080445E-12 3.648035600832784E-9 -3.639079189926806E-9 -2.778710647556885E-11
peri 1.633085252779985E-13 -4.568058933426781E-13 2.962820987349328E-9 -3.639079189926806E-9 4.181739939155036E-9 2.762899592748669E-11
i 3.342214089401503E-16 -9.10516590822554E-16 -6.441628635500642E-13 -2.778710647556885E-11 2.762899592748669E-11 1.635881255608938E-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 12.65   n/a E2021B10  
diameter diameter 7.385 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.324   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5966 Tomeko (1990 VS6)          Discovered 1990-Nov-15 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 VS6 = 1979 SV13 = 1982 DH4 = 1985 WN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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