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 ]  
(2011 UN63)
Classification: Mars-crossing Asteroid          SPK-ID: 3469622
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06471165686835989 9.5468e-07  
a 1.523700254434747 2.5261e-07 AU
q 1.425099086399533 1.2209e-06 AU
i 20.36126589923817 2.8941e-05 deg
node 223.5621600592742 2.8542e-05 deg
peri 165.2780765218094 0.00054748 deg
M 146.8923508103321 0.00059421 deg
tp 2456520.186239669481
(2013-Aug-15.68623967)
0.0010858 JED
period 686.9857631272163
1.88
0.00017084
4.677e-07
d
yr
n .5240283268189577 1.3032e-07 deg/d
Q 1.622301422469961 2.6896e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      1587 days (4.34 yr)  
   first obs. used      2009-09-27  
   last obs. used      2014-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      1  
   fit RMS      .5558  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 17:26:42  

Additional Information
 Earth MOID = .43462 AU 
 T_jup = 4.427 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.7 mag n/a MPO265012  

[ show close-approach data ]
Alternate Designations
 2011 UN63 = 2009 SA170 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-21 02:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin