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11140 Yakedake (1997 AP1)
Classification: Main-belt Asteroid          SPK-ID: 2011140
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497225071091127 6.5947e-08  
a 3.056703297801695 3.7898e-08 AU
q 2.599046016566133 1.9432e-07 AU
i 12.02164198994527 7.6265e-06 deg
node 114.0322500473058 3.0831e-05 deg
peri 253.684277972595 4.0809e-05 deg
M 185.5767947529328 2.8436e-05 deg
tp 2457746.258204060578
(2016-Dec-23.75820406)
0.0001631 JED
period 1951.993445938197
5.34
3.6302e-05
9.939e-08
d
yr
n .1844268487422976 3.4299e-09 deg/d
Q 3.514360579037258 4.3572e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      23364 days (63.97 yr)  
   first obs. used      1950-04-20  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5673  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:59:49  

Additional Information
 Earth MOID = 1.62726 AU 
 T_jup = 3.185 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.6 mag n/a MPO263449  

11140 Yakedake           Discovered 1997 Jan. 2 by T. Kobayashi at Oizumi.
One of the 100 most celebrated mountains of Japan, Yakedake is a small smoking volcano, a beautiful feature of the Kamikouchi highland. NearbyTaishoike pond in the Kamikouchi highland is another famous beauty spot in Japan. It was made from the eruption of Yakedake in 1915.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

[ show close-approach data ]
Alternate Designations
 1997 AP1 = 1982 JE 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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