Cohoweb Data Explorer - Near-Earth Heliosphere Data - NSSDC - Goddard Space Flight Center
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Interface to produce scatter plots and regression fits, or listings for Helios1

Click HERE for more on using this interface.

*Select an activity

     Scatter plot data List data selected

*Enter start and stop dates (Use yyyyddd or yyyymmdd)  [19741210 - 19810614]
    Start      Stop   [Click here to get time spans for individual parameters.]     

* Select variable
Variable Name X/Y Axes Format Min/Max values:
Low    High
Heliocentric Distance, AU X    Y    F6.2   
HelioGraphic Inertial (HGI) Latitude, deg. X    Y    F6.1   
HGI Longitude, deg. X    Y    F6.1   
Earth-Sun-Helios1 separation angle, deg. X    Y    F6.1   
BR in RTN (Radial-Tangential-Normal), nT X    Y    F8.2   
IMF BT, nT (RTN) X    Y    F8.2   
IMF BN, nT (RTN) X    Y    F8.2   
B Field Magnitude (Scalar), nT X    Y    F8.2   
Proton Flow Speed, km/sec X    Y    F6.1   
Proton Flow Latitude, RTN, deg. X    Y    F6.1   
Proton Flow Longitude, RTN, deg. X    Y    F6.1   
Proton Density, n/cc X    Y    F5.1   
Proton Temperature, K X    Y    F8.0   

* Select the fitting method
    No fitting     Delta-Y method(N<30000)

*Advanced plot selections (optional)
View Mode: Character size(0.5-2.0):
Plot Symbol: Symbol Size(0.1-4.0):
Image size (pixels): X: Y: Connect Type:

SPDF > COHOWeb
If you have any questions/comments about COHOWEB system, contact:
Dr. Natalia Papitashvili,Mail Code 672, NASA/Goddard Space Flight Center, Greenbelt, MD 20771
Last Update: September 26, 2004, NEP.
NASA Official: Dr. Robert McGuire, Head of the Space Physics Data Facility