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11154 Kobushi (1997 YD10)
Classification: Main-belt Asteroid          SPK-ID: 2011154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10925735627523 8.0822e-09  
a 2.31652394066408 6.901e-09 au
q 2.063426659158845 2.1876e-08 au
i 5.146860399017504 2.7686e-07 deg
node 329.4821828679937 6.0467e-06 deg
peri 318.9763748386785 1.0352e-05 deg
M 63.15562981160604 1.0813e-05 deg
tp 2459170.575574876897
(2020-Nov-17.07557488)
3.8585e-05 TDB
period 1287.815405957218
3.53
5.7547e-06
1.576e-08
d
yr
n .2795431692575663 1.2492e-09 deg/d
Q 2.569621222169315 7.655e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2558  
   data-arc span      13668 days (37.42 yr)  
   first obs. used      1984-01-25  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:51:16  

Additional Information
 Earth MOID = 1.05013 au 
 Jupiter MOID = 2.57851 au 
 T_jup = 3.567 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.63   n/a E2021B10  
diameter diameter 5.214 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.163   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

11154 Kobushi           Discovered 1997 Dec. 28 by T. Kobayashi at Oizumi.
Kobushi mountain (height 2475 meters) is located in the Oku-Chichibu area. The name means that the mountain stretches over three states, Koshu, Bushu and Shinshu. Kobushi, one of the 100 most celebrated mountains in Japan, has three riverheads, which flow into the Fuefuki, Chikuma and Arakawa rivers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

Alternate Designations
 1997 YD10 = 1984 BX5 = 1995 EC1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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