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 ]  
8242 Joshemery (1975 SA1)
Classification: Main-belt Asteroid          SPK-ID: 2008242
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05377600540175731 6.1461e-08  
a 2.994069168568563 2.9263e-08 au
q 2.833060088786385 1.8865e-07 au
i 10.38742465720257 9.5666e-06 deg
node 25.78007086865084 3.2496e-05 deg
peri 232.9550165213655 9.9945e-05 deg
M 70.98669244114282 9.5522e-05 deg
tp 2457227.365323736391
(2015-Jul-23.86532374)
0.00050287 JED
period 1892.305146718519
5.18
2.7742e-05
7.595e-08
d
yr
n .1902441583611832 2.7891e-09 deg/d
Q 3.155078248350741 3.0837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      959  
   data-arc span      23167 days (63.43 yr)  
   first obs. used      1952-01-31  
   last obs. used      2015-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54212  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:28:49  

Additional Information
 Earth MOID = 1.8331 au 
 Jupiter MOID = 1.87381 au 
 T_jup = 3.228 
[ 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 13.0 mag n/a MPO337325  

8242 Joshemery           Discovered 1975 Sept. 30 by S. J. Bus at Palomar.
Joshua P. Emery (b. 1973) is a minor-planet spectroscopist in the Department of Earth and Planetary Sciences of the University of Tennessee. He specializes in interpreting the thermal infrared fluxes of minor planets, with a particular interest in Trojans.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

[ show close-approach data ]
Alternate Designations
 1975 SA1 = 1974 OV1 = 1974 QP3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-01 17:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin