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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.

JPL Small-Body Database Browser
Search: [ help ]  
11288 Okunohosomichi (1990 XU)
Classification: Main-belt Asteroid          SPK-ID: 2011288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.

[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1107899447452929 4.4336e-08  
a 2.997710520596516 1.9662e-08 au
q 2.665594337657244 1.3118e-07 au
i 10.78610440651205 4.3222e-06 deg
node 131.8261740395819 2.3994e-05 deg
peri 262.5752182361097 3.0997e-05 deg
M 304.8579151043342 2.1424e-05 deg
tp 2459290.877957948171
0.00011402 TDB
period 1895.758295304464
n .1898976261328626 1.8683e-09 deg/d
Q 3.329826703535787 2.184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1911  
   data-arc span      10509 days (28.77 yr)  
   first obs. used      1990-12-10  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49052  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:09:16  

Additional Information
 Earth MOID = 1.69853 au 
 Jupiter MOID = 2.13472 au 
 T_jup = 3.218 
[ 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 12.7   n/a MPO492880  
diameter diameter 10.630 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 3.687 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.094   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

11288 Okunohosomichi           Discovered 1990 Dec. 10 by T. Seki at Geisei.
Oku no Hosomichi ("The Narrow Road to the Interior") is a Haikai travel journal written by Matsuo Basho, master Haikai poet, when he traveled the Northern Provinces of Honshu in 1689, accompanied by his apprentice Kawai Sora.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100330/MPCPages.arcLast Updated: 2010-04-05

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Apr-04 16:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin