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6196 (1991 UO4)
Classification: Main-belt Asteroid          SPK-ID: 2006196
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09471511347840217 5.3998e-08  
a 2.198742476295098 1.3313e-08 AU
q 1.990488333143025 1.1983e-07 AU
i 6.198542793982776 6.6807e-06 deg
node 336.7853576005343 5.6197e-05 deg
peri 322.3956149020464 6.9037e-05 deg
M 110.9252067713234 4.178e-05 deg
tp 2456633.566196519269
(2013-Dec-07.06619652)
0.00013771 JED
period 1190.85799430047
3.26
1.0816e-05
2.961e-08
d
yr
n .3023030468141334 2.7456e-09 deg/d
Q 2.406996619447171 1.4574e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1129  
   data-arc span      12166 days (33.31 yr)  
   first obs. used      1981-09-05  
   last obs. used      2014-12-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48335  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:15:45  

Additional Information
 Earth MOID = .980326 AU 
 T_jup = 3.653 
[ 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 13.6 mag n/a MPO265990  

6196 (1991 UO4)          Discovered 1991-Oct-28 by Ueda and Kaneda at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 UO4 = 1981 RP4 = 1981 SY3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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