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5356 (1991 FF1)
Classification: Main-belt Asteroid          SPK-ID: 2005356
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1554583573612757 5.3109e-08  
a 2.607881747797939 1.8899e-08 AU
q 2.202464735092819 1.4288e-07 AU
i 14.30945941353918 6.7331e-06 deg
node 172.8966262937081 2.2634e-05 deg
peri 266.9869132644017 3.0772e-05 deg
M 323.7246823371495 2.1318e-05 deg
tp 2457155.502603383030
(2015-May-13.00260338)
9.1507e-05 JED
period 1538.261848911015
4.21
1.6721e-05
4.578e-08
d
yr
n .2340303767234789 2.544e-09 deg/d
Q 3.01329876050306 2.1837e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1099  
   data-arc span      13973 days (38.26 yr)  
   first obs. used      1976-09-25  
   last obs. used      2014-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50768  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:11:45  

Additional Information
 Earth MOID = 1.27134 AU 
 T_jup = 3.351 
[ 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 12.4 mag n/a MPO302096  

5356 (1991 FF1)          Discovered 1991-Mar-21 by Endate and Watanabe at Kitami (400)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 FF1 = 1976 SM7 = 1978 EW7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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