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 ]  
14421 (1991 SA1)
Classification: Main-belt Asteroid          SPK-ID: 2014421
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 .1558294445725616 7.5403e-08  
a 3.048532320724159 3.5644e-08 AU
q 2.573481222424211 2.2955e-07 AU
i 15.4067055900922 8.5617e-06 deg
node 143.0989695102247 3.1186e-05 deg
peri 200.959901244913 4.2945e-05 deg
M 139.6681804216959 2.8132e-05 deg
tp 2456246.225184908765
(2012-Nov-14.72518491)
0.00015104 JED
period 1944.171769210391
5.32
3.4098e-05
9.336e-08
d
yr
n .1851688239183778 3.2476e-09 deg/d
Q 3.523583419024106 4.1199e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      8515 days (23.31 yr)  
   first obs. used      1991-08-07  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60541  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:23:43  

Additional Information
 Earth MOID = 1.57077 AU 
 T_jup = 3.165 
[ 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 13.8 mag n/a MPO319265  

14421 (1991 SA1)          Discovered 1991-Sep-30 by McNaught, R. H. at Siding Spring (413)
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 SA1 = 1999 CV62 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jan-28 16:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin