GNSS Hotspots | September 2011

One of 12 magnetograms recorded at Greenwich Observatory during the Great Geomagnetic Storm of 1859
1996 soccer game in the Midwest, (Rick Dikeman image)
Nouméa ground station after the flood
A pencil and a coffee cup show the size of NASA’s teeny tiny PhoneSat
Bonus Hotspot: Naro Tartaruga AUV
Pacific lamprey spawning (photo by Jeremy Monroe, Fresh Waters Illustrated)
“Return of the Bucentaurn to the Molo on Ascension Day”, by (Giovanni Antonio Canal) Canaletto
The U.S. Naval Observatory Alternate Master Clock at 2nd Space Operations Squadron, Schriever AFB in Colorado. This photo was taken in January, 2006 during the addition of a leap second. The USNO master clocks control GPS timing. They are accurate to within one second every 20 million years (Satellites are so picky! Humans, on the other hand, just want to know if we’re too late for lunch) USAF photo by A1C Jason Ridder.
Detail of Compass/ BeiDou2 system diagram
Hotspot 6: Beluga A300 600ST

1. HERE, KITTY KITTY
Santa Cruz, California USA
√ First, get the cougar on the treadmill . . . that’s what UC Santa Cruz researchers did to measure baseline behavior and design a tool that tells what puma concolor do every minute. Their super-advanced CARNIVORE collar uses GNSS and a 3-axis accelerometer to create a 24-hour diary of the wild life.

1. HERE, KITTY KITTY
Santa Cruz, California USA
√ First, get the cougar on the treadmill . . . that’s what UC Santa Cruz researchers did to measure baseline behavior and design a tool that tells what puma concolor do every minute. Their super-advanced CARNIVORE collar uses GNSS and a 3-axis accelerometer to create a 24-hour diary of the wild life.

2. TOXICS TEST
Uxbridge, London,UK
√ 300,000 suspected toxic waste sites in Europe make testing your own dirt a good idea. British entrepreneur Ed Bell invented the briefcase-sized Safe Soil Tester for do-it-yourselfers. Marine bacteria identify carcinogenic PAHs onsite within minutes and map it with Galileo satellites. EUREKA, a European Commission program, funded his R&D.

3. NOT THAT SOYUZ
Evry-Courcouronnes, France and Altai Republic, Russia
√ In a reassuring August 28 release, Arianespace said Galileo’s first launch on October 20 is just fine. The Soyuz-ST rocket scheduled to carry the satellite trio does not use the suspect third-stage motor as did the model that disappeared on its way to the space station, causing a “thunderous explosion” over Siberia.

4. FIRST OF MANY
Tokyo, Japan and Jeju Island, Korea
√ Japan’s first Quasi-Zenith satellite’s positioning signals are A-OK as of July 14. GNSS experts will talk about making the most of it and the 100 other space vehicles expected over Asian skies in the next decade at a November 1–2 workshop in Jeju, Korea, part of Multi-GNSS Asia (MGA).

5. SPACEKEEPING
Out in Space
√ The National Research Council’s sobering August report reminds us that space debris threatens satellite navigation and more. But GNSS has thrown its share of orbiting detritus into the mix. Aerospace Corporation records show that GPS and GLONASS rocket parts have reentered the airspace over Argentina, Saudi Arabia, South Africa, Uruguay, Thailand, and Kansas, to the occupants’ great surprise.

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