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6791 (1991 UC2)
Classification: Main-belt Asteroid          SPK-ID: 2006791
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280415870700185 5.6137e-08  
a 2.436073238216303 1.812e-08 AU
q 2.124154554576288 1.3966e-07 AU
i 1.452278093357089 6.6846e-06 deg
node 238.8806264993545 0.00025813 deg
peri 191.6775495328776 0.00026002 deg
M 311.0043124952281 3.1361e-05 deg
tp 2456989.511963356452
(2014-Nov-28.01196336)
0.00012178 JED
period 1388.781549431171
3.80
1.5495e-05
4.242e-08
d
yr
n .2592200336672473 2.8922e-09 deg/d
Q 2.747991921856318 2.044e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      784  
   data-arc span      11432 days (31.30 yr)  
   first obs. used      1982-07-11  
   last obs. used      2013-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54759  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:48:15  

Additional Information
 Earth MOID = 1.13764 AU 
 T_jup = 3.493 
[ 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 15.0 mag n/a MPO265994  

6791 (1991 UC2)          Discovered 1991-Oct-29 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 UC2 = 1983 QG1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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