[AZ-Observing] Re: 486 488 501

P.S.  There's a graphic of this data on the SpaceWeather site, below the 
sunspot picture.

Steve and Rosie Dodder
sdodder@xxxxxxxxxxx
Visit my web site at http://www.stargazing.net/Astroman




>From: "Tom Polakis" <tpolakis@xxxxxxx>
>Reply-To: az-observing@xxxxxxxxxxxxx
>To: "Reply-To:az-observing"@freelists.org
>Subject: [AZ-Observing] Re: 486 488 501
>Date: Tue, 18 Nov 2003 14:53:51 -0700
>
>Steve Dodder wrote:
>
> >Since we can now monitor the sunspots as they traverse the back side, we
>are then able to detect if this spot has made the trip before, in this
>case 501H4...
>
>
>Steve,
>
>How do we monitor spots on the back side of the sun?  Is this done in
>visible light with a spacecraft in an orbit that places it opposite the
>earth's position, or is it done from earth at long wavelengths?
>
>Tom
>
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