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 ]  
3854 George (1983 EA)
Classification: Mars-crossing Asteroid          SPK-ID: 2003854
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1341550983234782 6.2003e-08  
a 1.892310760646497 9.6567e-09 AU
q 1.63844762449339 1.166e-07 AU
i 24.20954646573362 7.9033e-06 deg
node 8.415023580817833 1.6329e-05 deg
peri 87.53395278919292 4.9227e-05 deg
M 52.18812285955391 3.7e-05 deg
tp 2456662.666021908249
(2014-Jan-05.16602191)
9.815e-05 JED
period 950.7954951084545
2.60
7.2781e-06
1.993e-08
d
yr
n .3786303172996585 2.8983e-09 deg/d
Q 2.146173896799603 1.0952e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      11380 days (31.16 yr)  
   first obs. used      1983-03-13  
   last obs. used      2014-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .40827  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 17:55:53  

Additional Information
 Earth MOID = .787447 AU 
 T_jup = 3.840 
[ 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 14.0 mag n/a MPO267723  
rotation period rot_per 3.3398 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Warner, B.D.; Pravec, P.; Kusnirak, P.; Foote, C.; et al. (2006) Minor Planet Bul. 33, 34-35.]
[Warner, B.D. (2009) Minor Planet Bul. 36, 109-116.]

3854 George (1983 EA)          Discovered 1983-Mar-13 by Shoemaker, C. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-26 07:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin