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16578 Essjayess (1992 FM1)
Classification: Main-belt Asteroid          SPK-ID: 2016578
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1155123979231256 1.001e-07  
a 2.262811055407812 1.8482e-08 AU
q 2.001428324350697 2.3376e-07 AU
i 24.70018866429346 1.1131e-05 deg
node 345.1244973896763 1.638e-05 deg
peri 201.8770126706421 3.9485e-05 deg
M 254.9704223250605 3.9592e-05 deg
tp 2457363.227082814111
(2015-Dec-06.72708281)
0.00013897 JED
period 1243.285488752729
3.40
1.5232e-05
4.17e-08
d
yr
n .2895553782753099 3.5474e-09 deg/d
Q 2.524193786464927 2.0616e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      12897 days (35.31 yr)  
   first obs. used      1979-08-19  
   last obs. used      2014-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48175  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:32:04  

Additional Information
 Earth MOID = 1.01734 AU 
 T_jup = 3.490 
[ 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 13.7 mag n/a MPO267771  

16578 Essjayess           Discovered 1992 Mar. 29 by D. I. Steel at the Anglo-Australian Observatory at Siding Spring.
Shirley June Steel (née Parsons, b. 1932) is the mother of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070730/MPCPages.arcLast Updated: 2007-08-07

[ show close-approach data ]
Alternate Designations
 1992 FM1 = 1985 FB 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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