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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292210352134236 4.3316e-08  
a 3.251487824257372 1.9292e-08 au
q 2.831327201622992 1.4501e-07 au
i .4923829605225376 4.8024e-06 deg
node 185.446408323365 0.00043161 deg
peri 167.6275676332856 0.00043187 deg
M 102.2002461071566 1.4299e-05 deg
tp 2458392.545516226202
(2018-Oct-01.04551623)
8.4254e-05 TDB
period 2141.517486455851
5.86
1.906e-05
5.218e-08
d
yr
n .168105094764269 1.4962e-09 deg/d
Q 3.671648446891752 2.1785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1706  
   data-arc span      11312 days (30.97 yr)  
   first obs. used      1989-11-03  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:17:25  

Additional Information
 Earth MOID = 1.82607 au 
 Jupiter MOID = 1.76144 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 13.7   n/a MPO337332  
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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