Sunspot Activity & Radio Blackouts

Wed Jul 24 21:51:21 UTC 2002

Does anyone know of work done (from a network operations point of view
rather than from a solar science point of view) that correlates errors on
the copper part of networks, and/or machines in datacenters, with sunspot
activity?

scott

On Tue, 23 Jul 2002, Andy Ellifson wrote:

:
: For anyone that operates a wireless network or a
: copper based network:
:
:
: Official Space Weather Advisory issued by NOAA Space
: Environment Center
: Boulder, Colorado, USA
:
: SPACE WEATHER ADVISORY BULLETIN #02- 2
: 2002 July 23 at 12:00 p.m. MDT (2002 July 23 1800 UTC)
:
: **** ( CORRECTED ) MAJOR SUNSPOT ACTITVITY ****
:
: A major sunspot region has rotated onto the visible
: face of the sun.
: This region, designated as Region 39 by NOAA Space
: Environment Center
: forecasters, is believed to have been the source of
: three large coronal
: mass ejections on the far side of the sun beginning on
: July 16.  This
: region will rotate across the visible side of the sun
: over the next two
: weeks and is expected to produce more solar activity.
:
: Since appearing on the visible side yesterday (July
: 22) this region has
: already produced a major flare at 6:35 pm Mountain
: Daylight Time (MDT)
: on July 22 (0035, July 23 UTC).  Radio blackouts
: reached category R3
: (Strong) on the NOAA space weather scales.  In
: response to the major
: flare, a geomagnetic storm is possible and is expected
: to begin between
: 8:00 pm MDT on July 23 and 8 am MDT on July 24 (0200 -
: 1400, July 24
: UTC). The geomagnetic storm may reach category G2
: (moderate) levels on
: the NOAA space weather scales.
:
: Category R3 radio blackouts result in widespread HF
: radio communication
: outages on the dayside of the Earth and can also
: degrade low frequency
: navigation signals.  Category G2 geomagnetic storms
: can lead to minor
: problems with electrical power systems, spacecraft
: operations,
: communications systems, and some navigational systems.
:   Aurora
: Borealis / Australis (northern / southern lights) may
: be seen down into
: the mid latitudes (New York, Madison, Boise,
: Vladivostok,  Rome,
: Tasmania, Wellington - NZ, Puerto Montt - Chile)
:
: Data used to provide space weather services are
: contributed by NOAA,
: USAF, NASA, NSF, USGS, the International Space
: Environment Services
: and other observatories, universities, and
: institutions. For more
: information, including email services, see SEC's Space
: Weather
: Advisories Web site http://sec.noaa.gov/advisories or
: (303) 497-5127.
: The NOAA Public Affairs contact is Barbara McGehan at
: Barbara.McGehan at noaa.gov or (303) 497-6288.
:
: