Cohoweb Data Explorer - Near-Earth Heliosphere Data - NSSDC - Goddard Space Flight Center
About COHOWeb Data FTP site COHOWeb News Feedback

Interface to produce Plots, listings, output files

This page provides the ability to plot or list (or create a file of) any selection of the Omni_m parameters listed below,

*Select an activity

Plot data List data Create file

*Select resolution
     Hourly averaged Daily averaged

*Enter start and stop dates (Use yyyyddd or yyyymmdd)  
    Start      Stop   [Click here to get time spans for individual parameters.]

* Select variable
HelioGraphic Inertial (HGI) Latitude, deg.
HGI Longitude, deg.
IMF BR, RTN (Radial-Tangential-Normal) coord. system, nT
IMF BT, nT (RTN)
IMF BN, nT (RTN)
IMF Magnitude Avg, nT ( Scalar)
Proton Flow Speed, km/sec
Proton Flow Elevation Angle/Latitude, (RTN), deg.
Proton Flow Azimuth Angle/Longitude (RTN), deg
Proton Density, n/cc
Proton Temperature, K

*Advanced plot selections (optional)
Y-axis Scale: Y scale range (for only one selected parameter)
min value max value
Character size(0.5-2.0): Symbol Size(0.1-4.0):
Plot Symbol: Image size (pixels) X: Y:


SPDF > OMNIWeb


If you have any questions/comments about OMNIWEB system, contact:
Dr. Natalia Papitashvili, Space Physics Data Facility, Mail Code 672, NASA/Goddard Space Flight Center, Greenbelt, MD 20771

NASA Official: Robert Candey (Robert.M.Candey@nasa.gov), Head of the Space Physics Data Facility