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 ]  
160511 (1990 SD11)
Classification: Main-belt Asteroid          SPK-ID: 2160511
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2166635947877674 8.811e-08  
a 2.609096306381433 4.3968e-08 AU
q 2.043800121493346 2.4006e-07 AU
i 14.75881596337684 1.0134e-05 deg
node 341.6474569929113 2.5086e-05 deg
peri 327.4706289623236 3.1439e-05 deg
M 299.8604881091359 2.2814e-05 deg
tp 2457257.652641613189
(2015-Aug-23.15264161)
0.00010047 JED
period 1539.336587046878
4.21
3.8911e-05
1.065e-07
d
yr
n .2338669807690583 5.9117e-09 deg/d
Q 3.17439249126952 5.3495e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      8990 days (24.61 yr)  
   first obs. used      1990-09-16  
   last obs. used      2015-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61453  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 21:51:00  

Additional Information
 Earth MOID = 1.04609 AU 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO264329  

160511 (1990 SD11)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 1990 SD11 = 2006 GC2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Aug-30 17:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin