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6183 Viscome (1987 SF7)
Classification: Mars-crossing Asteroid          SPK-ID: 2006183
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .288914838566287 8.1597e-08  
a 2.306222550057048 1.4486e-08 AU
q 1.639920634309386 1.8432e-07 AU
i 19.6652939966167 8.3795e-06 deg
node 274.8261406588188 2.7271e-05 deg
peri 115.9758866721785 3.3423e-05 deg
M 258.0798802632507 2.251e-05 deg
tp 2457362.665996904772
(2015-Dec-06.16599690)
8.235e-05 JED
period 1279.234749944146
3.50
1.2053e-05
3.3e-08
d
yr
n .2814182463505768 2.6514e-09 deg/d
Q 2.972524465804711 1.8671e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      561  
   data-arc span      9759 days (26.72 yr)  
   first obs. used      1987-09-26  
   last obs. used      2014-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53098  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:13:48  

Additional Information
 Earth MOID = .737915 AU 
 T_jup = 3.457 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO259383  

6183 Viscome (1987 SF7)          Discovered 1987-Sep-26 by Shoemaker, C. S. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 SF7 = 1992 AV3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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