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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1189883145865593 6.1465e-08  
a 2.675555980407819 2.2235e-08 AU
q 2.357196083717104 1.6385e-07 AU
i 11.97178510644738 1.0168e-05 deg
node 210.7232058926938 2.7592e-05 deg
peri 295.0949591144898 5.1413e-05 deg
M 270.7124029695022 4.4069e-05 deg
tp 2457396.967985724744
(2016-Jan-09.46798572)
0.00019647 JED
period 1598.525210754146
4.38
1.9927e-05
5.456e-08
d
yr
n .2252075835764647 2.8074e-09 deg/d
Q 2.993915877098535 2.4881e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      23711 days (64.92 yr)  
   first obs. used      1949-11-30  
   last obs. used      2014-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48506  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:27:00  

Additional Information
 Earth MOID = 1.39605 AU 
 T_jup = 3.338 
[ 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 MPO267771  

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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