Testbed Exercise
The current operational GloTEC CONOPS uses a 10-minute cadence, 15-minute latency, and a 10-minute observation window for both ground-based and RO observations, centered on the analysis tag time. The current operational CONOPS with 15-minute latency prevents the usage of most of the RO data due to the data latency. To improve model accuracy through ingesting more RO measurements, the new experimental CONOPS configuration shown on this page retains the 10-minute cadence but uses a 30-minute latency. Ground-based TEC is ingested over a 10-minute window, whereas RO data are ingested over an expanded 30-minute window extending from 20 minutes prior to 10 minutes after the analysis tag time. Two versions of the new experimental CONOPS are shown here. One version assimilates TEC data from ground-based receivers and COSMIC-2 radio occultation TEC data (left column). The other version uses the same ground-based and COSMIC-2 data, and adds the real-time PlanetiQ radio occultation TEC data acquired through NOAA’s Commercial Data Program (right column). The PlanetiQ RO data comes from the satellites GNOMES-4 and GNOMES-5. Both satellites are in sun-synchronous orbit. GNOMES-4 orbits at 10LT and 22LT. GNOMES-5 orbits at 11LT and 23 LT. PlanetiQ data provides polar coverage in these specific local time sectors.
Contact tzu-wei.fang@noaa.gov with questions or feedback
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Imagery from the Compact Coronagraph (CCOR) instruments will be used by the SWPC Forecast Office to characterize activity in the outermost part of the Sun’s atmosphere known as the corona. This includes monitoring data for transient events like coronal mass ejections (CMEs), as well as monitoring the impacts the corona has on the steady stream of plasma, referred to as the solar wind, emanating from the Sun. Ultimately, information derived from CCOR images will be used as inputs to the WSA-Enlil model to forecast the impacts of CMEs and the solar wind on Earth.
Space Weather Impacts On Climate
Electric Power Transmission
HF Radio Communications
Satellite Communications
Satellite Drag
The Compact Coronagraph-1 (CCOR-1), will image the Sun in the visible wavelength range from 480nm to 730nm. In order to image the much fainter corona, the CCOR-1 instrument will use an occulting disk to block light originating from the much brighter photosphere of the Sun. As a result, the field of view for CCOR-1 will span from 3.7 solar radii out to 17 solar radii with a spatial resolution of ~50 arcseconds. CCOR-1 is one of several instruments mounted on the Sun-Pointing-Platform of the Geostationary Operational Environmental Satellite-U (GOES-U). The GOES-U satellite launched on June 25th. On July 7th, GOES-U reached geostationary orbit and was officially renamed GOES-19 where it is currently operating. More detailed information on the CCOR-1 instrument is available here
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