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JPL Small-Body Database Browser
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14443 Sekinenomatsu (1992 TV)
Classification: Main-belt Asteroid          SPK-ID: 2014443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 69 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07988474874483464 3.4735e-08  
a 2.87464598397181 1.3394e-08 au
q 2.645005611811874 1.0197e-07 au
i 1.794847452209316 3.947e-06 deg
node 197.5327512495671 0.00011876 deg
peri 172.0780999812386 0.0001211 deg
M 241.8356187724052 2.485e-05 deg
tp 2459584.831183943466
(2022-Jan-05.33118394)
0.00012412 TDB
period 1780.225344001741
4.87
1.2442e-05
3.406e-08
d
yr
n .2022215902121479 1.4133e-09 deg/d
Q 3.104286356131746 1.4464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2043  
   data-arc span      13675 days (37.44 yr)  
   first obs. used      1982-08-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50954  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:57:54  

Additional Information
 Earth MOID = 1.6442 au 
 Jupiter MOID = 2.30738 au 
 T_jup = 3.291 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO337381  
diameter diameter 5.869 km 0.244 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14443 Sekinenomatsu           Discovered 1992 Oct. 1 by M. Yanai and K. Watanabe at Kitami.
Recognized as a special natural treasure that is estimated to be over 370 years old, the six-meter-high pine tree of Sekine is located in the San-nohe town, Aomori prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111012/MPCPages.arcLast Updated: 2011-10-13

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Alternate Designations
 1992 TV = 1982 QF = 1987 ST18 = 1990 FM4 = 1998 YJ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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