[TangerineSDR] Fwd: another 24hour RM3100 run and comparison with Fredericksburg

[David Witten]

---------- Forwarded message ---------
From: David Witten <wittend at wwrinc.com>
Date: Mon, Sep 14, 2020 at 4:37 PM
Subject: Re: another 24hour RM3100 run and comparison with Fredericksburg
To: Julius Madey <hillfox at fairpoint.net>
Cc: Kim, Hyomin <hmkim at njit.edu>, Dr. Nathaniel A. Frissell Ph.D. <
nathaniel.frissell at scranton.edu>, Dave Larsen <kv0s.dave at gmail.com>


Jules,

Sure looks good to me.

One of the products for the future for general interest would be a running
> plot like those available on Intermagnet.org.  I guess we can dream a bit.


I don't know why not.  I want to work on  something a little different.
But I need to verify some reliable sensors here first and fix the current
code.

Dave

On Mon, Sep 14, 2020 at 4:26 PM Julius Madey <hillfox at fairpoint.net> wrote:

> All,
> I was hoping to record a relatively short term event but missed one about
> 10 days ago.  However, there was a good run on the 12th with an ~30nT
> excursion on the Y axis lasting about an hour.  In the attached pdf, the
> three axes of the RM3100 again track the Fredericksburg magnetometer
> station data quite closely.  The RM3100 plotted data points are simple
> running 60second averages and not the more complex filtering algorithm used
> by Intermagnet stations for their 1 minute data points.
>
> The vertical axes scales on all plots are as close as I could match them
> by eye in cutting and pasting.
>
> I believe the value to the right on the Intermagnet plot is the mean for
> the 24 hour period.  I did not try to compute a 24 hour mean.
>
> One of the products for the future for general interest would be a running
> plot like those available on Intermagnet.org.  I guess we can dream a bit.
>
> Jules - K2KGJ
>
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