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5618 Saitama (1990 EA)
Classification: Main-belt Asteroid          SPK-ID: 2005618
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123373668174429 4.6634e-08  
a 2.245769733481624 1.1174e-08 AU
q 1.968700883586887 1.0304e-07 AU
i 7.070472324526411 4.7338e-06 deg
node 142.1647085592889 4.7992e-05 deg
peri 342.862196714582 5.4821e-05 deg
M 160.7838678995535 2.7648e-05 deg
tp 2456451.482440520134
(2013-Jun-07.98244052)
9.266e-05 JED
period 1229.267114883859
3.37
9.1745e-06
2.512e-08
d
yr
n .2928574234526827 2.1857e-09 deg/d
Q 2.522838583376362 1.2553e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1078  
   data-arc span      21914 days (60.00 yr)  
   first obs. used      1954-07-29  
   last obs. used      2014-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5335  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:16  

Additional Information
 Earth MOID = .985214 AU 
 T_jup = 3.611 
[ 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 14.2 mag n/a MPO259379  

5618 Saitama           Discovered 1990 Mar. 4 by A. Sugie at Dynic Astronomical Observatory.
Named for the Japanese prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19960828/MPCPages.arcLast Updated: 2003-09-26

[ show close-approach data ]
Alternate Designations
 1990 EA = 1975 XK 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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