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8926 Abemasanao (1996 YK)
Classification: Outer Main-belt Asteroid          SPK-ID: 2008926
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1293503464123071 4.1792e-08  
a 3.251544942976836 1.7514e-08 au
q 2.830956478227597 1.3815e-07 au
i .4924560914554928 4.5129e-06 deg
node 185.4283452821616 0.00041378 deg
peri 167.6841198743151 0.00041399 deg
M 135.7631718494231 1.409e-05 deg
tp 2458392.869812036281
(2018-Oct-01.36981204)
8.2003e-05 TDB
period 2141.573916595074
5.86
1.7303e-05
4.737e-08
d
yr
n .1681006652211988 1.3582e-09 deg/d
Q 3.672133407726075 1.978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1871  
   data-arc span      11460 days (31.38 yr)  
   first obs. used      1989-11-03  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 00:07:55  

Additional Information
 Earth MOID = 1.82398 au 
 Jupiter MOID = 1.76167 au 
 T_jup = 3.168 
[ show covariance matrix ]

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 13.73   n/a MPCxxxxx  
diameter diameter 9.944 km 0.495 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8926 Abemasanao           Discovered 1996 Dec. 20 by T. Kobayashi at Oizumi.
Masanao Abe (b. 1967) is a planetary scientist at the Institute of Space and Astronautical Science. A contributor to small-body science, he is principal investigator for the near-infrared spectrometer on board the MUSES-C Hayabusa spacecraft, which aims for the world's first sample return from a minor planet.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031110/MPCPages.arcLast Updated: 2003-11-12

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Alternate Designations
 1996 YK = 1989 VO5 = 1992 EX14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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