Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
6791 (1991 UC2)
Classification: Main-belt Asteroid          SPK-ID: 2006791
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280695596593833 5.4084e-08  
a 2.436054429547392 1.4875e-08 AU
q 2.124070011448967 1.321e-07 AU
i 1.45229798960507 6.4056e-06 deg
node 238.8800070655274 0.00022411 deg
peri 191.7169862978021 0.00022593 deg
M 2.819141288646939 2.5892e-05 deg
tp 2456989.624649822080
(2014-Nov-28.12464982)
9.9873e-05 JED
period 1388.765465504676
3.80
1.272e-05
3.483e-08
d
yr
n .2592230358127292 2.3742e-09 deg/d
Q 2.748038847645816 1.678e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      11853 days (32.45 yr)  
   first obs. used      1982-07-11  
   last obs. used      2014-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55291  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:18:28  

Additional Information
 Earth MOID = 1.13812 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jan-30 18:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin