Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
6971 Omogokei (1992 CT)
Classification: Main-belt Asteroid          SPK-ID: 2006971
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07285407013912423 2.5362e-08  
a 2.833722070585314 1.0472e-08 au
q 2.627273884100108 7.1463e-08 au
i 3.056214914583626 9.1972e-07 deg
node 67.89607481889514 1.4013e-05 deg
peri 327.103552799369 1.8022e-05 deg
M 162.179993947174 8.7095e-06 deg
tp 2458611.573331115487
(2019-May-08.07333112)
3.9925e-05 TDB
period 1742.345611940679
4.77
9.6582e-06
2.644e-08
d
yr
n .206618019715974 1.1453e-09 deg/d
Q 3.040170257070521 1.1235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2834  
   data-arc span      16248 days (44.48 yr)  
   first obs. used      1976-12-16  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46666  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 00:51:55  

Additional Information
 Earth MOID = 1.63383 au 
 Jupiter MOID = 2.28147 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456950.5 (2014-Oct-20.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06985283043980506 2.5299e-08  
q 2.635795028476358 7.1114e-08 au
tp 2456860.896689757711
(2014-Jul-22.39668976)
3.808e-05 TDB
node 68.02283918683152 1.4033e-05 deg
peri 325.6398396545133 1.8295e-05 deg
i 3.055438644891439 9.1916e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2834  
   data-arc span      16248 days (44.48 yr)  
   first obs. used      1976-12-16  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46666  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 00:51:55  

Additional Information
 Jupiter MOID = 2.28147 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.400281103590354E-16 -1.782430111146963E-15 -2.748032140225582E-13 -6.447883843357709E-14 -4.323300177961966E-14 -1.217351698787532E-15
q -1.782430111146963E-15 5.057151776701526E-15 8.727195259378955E-13 1.750280378389884E-13 1.51109067999473E-13 3.236879528420216E-15
tp -2.748032140225582E-13 8.727195259378955E-13 1.450115586451963E-9 -1.813453158438117E-10 5.153174013267025E-10 -1.241489798242586E-12
node -6.447883843357709E-14 1.750280378389884E-13 -1.813453158438117E-10 1.969215733424504E-10 -2.253302302801334E-10 3.979462844286341E-12
peri -4.323300177961966E-14 1.51109067999473E-13 5.153174013267025E-10 -2.253302302801334E-10 3.347090793380979E-10 -3.922546286039382E-12
i -1.217351698787532E-15 3.236879528420216E-15 -1.241489798242586E-12 3.979462844286341E-12 -3.922546286039382E-12 8.448490671825492E-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 13.19   n/a MPCxxxxx  
diameter diameter 6.847 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.421 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.377   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6971 Omogokei           Discovered 1992 Feb. 8 by T. Seki at Geisei.
Named for a ravine, 18 km long, at the foot of Mt. Ishizuti, the highest mountain in western Japan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980610/MPCPages.arcLast Updated: 2009-11-17

Alternate Designations
 1992 CT = 1976 YQ1 = 1985 UA6 = 1990 UK13 = 1990 WA12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-05 20:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin