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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280416214275453 5.7973e-08  
a 2.436073235966663 1.767e-08 AU
q 2.124154468917244 1.4316e-07 AU
i 1.452273873210153 6.9949e-06 deg
node 238.8808271124312 0.0002832 deg
peri 191.6773669485227 0.00028543 deg
M 311.0042999410232 3.4996e-05 deg
tp 2456989.512011525320
(2014-Nov-28.01201153)
0.00013572 JED
period 1388.781547507424
3.80
1.511e-05
4.137e-08
d
yr
n .25922003402632 2.8204e-09 deg/d
Q 2.747992003016082 1.9933e-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      .57276  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 03:16:59  

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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