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16466 Piyashiriyama (1990 FJ2)
Classification: Main-belt Asteroid          SPK-ID: 2016466
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194193629916282 5.6575e-08  
a 2.676714926111307 1.8479e-08 au
q 2.357063334724911 1.5487e-07 au
i 11.97194811928074 9.296e-06 deg
node 210.7078204337891 2.3738e-05 deg
peri 295.0362089389728 4.7088e-05 deg
M .8622661899335879 3.9995e-05 deg
tp 2457396.668750240835
(2016-Jan-09.16875024)
0.00017771 JED
period 1599.563950669967
4.38
1.6565e-05
4.535e-08
d
yr
n .2250613361530287 2.3307e-09 deg/d
Q 2.996366517497703 2.0686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1376  
   data-arc span      24119 days (66.03 yr)  
   first obs. used      1949-11-30  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46725  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:33:57  

Additional Information
 Earth MOID = 1.39546 au 
 Jupiter MOID = 2.09372 au 
 T_jup = 3.337 
[ 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 12.7 mag n/a MPO358790  

16466 Piyashiriyama           Discovered 1990 Mar. 29 by K. Endate and K. Watanabe at Kitami.
Mt. Piyashiri, 987 m in height, is situated in northeast Nayoro city, Hokkaido. Its summit is crested with crags and Japanese stone pines, and it is famous for the the beautiful views it offers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

[ show close-approach data ]
Alternate Designations
 1990 FJ2 = 1979 WE6 = 1981 EQ49 = 1999 JU40 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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