Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
256797 Benbow (2008 CA70)
Classification: Main-belt Asteroid          SPK-ID: 2256797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06708883350676965 4.411e-08  
a 2.313297867623726 1.5262e-08 au
q 2.158101412131153 1.0411e-07 au
i 6.140062374813679 6.1044e-06 deg
node 345.3457346359083 3.6456e-05 deg
peri 107.4953216965808 6.423e-05 deg
M 330.8463755042349 5.4015e-05 deg
tp 2459500.572459472401
(2021-Oct-13.07245947)
0.00019341 TDB
period 1285.126156972578
3.52
1.2718e-05
3.482e-08
d
yr
n .2801281399859341 2.7721e-09 deg/d
Q 2.4684943231163 1.6285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      7716 days (21.13 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-09-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54675  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 02:37:39  

Additional Information
 Earth MOID = 1.18427 au 
 Jupiter MOID = 2.62264 au 
 T_jup = 3.572 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.82   n/a E2021B55  

256797 Benbow           Discovered 2008 Feb. 9 by J. Lacruz at La Cañada.
Admiral Benbow Inn is the fictional home of Jim Hawkins in Robert Louis Stevenson's 1883 novel "Treasure Island".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-25 17:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin