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 ]  
37718 (1996 SR4)
Classification: Main-belt Asteroid          SPK-ID: 2037718
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1755054838647289 7.3285e-08  
a 2.362132697738859 1.4062e-08 AU
q 1.947565455669503 1.7357e-07 AU
i 5.219270129188486 9.1216e-06 deg
node 16.009658450 5.4572e-05 deg
peri 308.328840754723 5.872e-05 deg
M 43.27098800350507 1.9704e-05 deg
tp 2456841.114365863140
(2014-Jul-02.61436586)
7.2743e-05 JED
period 1326.034623582474
3.63
1.1841e-05
3.242e-08
d
yr
n .27148612381433 2.4243e-09 deg/d
Q 2.776699939808216 1.653e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      8753 days (23.96 yr)  
   first obs. used      1991-02-22  
   last obs. used      2015-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55179  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:56:42  

Additional Information
 Earth MOID = .941728 AU 
 T_jup = 3.524 
[ 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 15.6 mag n/a MPO319542  

37718 (1996 SR4)          Discovered 1996-Sep-20 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Aug-02 02:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin