Cartosat-2E + 30 микроспутников – PSLV-C38 – Шрихарикота – 23.06.2017 03:59 UTC

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tnt22

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tnt22

Цитировать Sky and Space Global‏ @SkySpaceGlobal 11 ч. назад

First time ever inter-satellite RF links testing on nanosatellites spread hundreds of miles away http://owl.li/Lm5B30dFRQs 
http://owl.li/Lm5B30dFRQs --> 43kp7r7zfd58xs.pdf
Цитировать17 July 2017
Major Global Milestone Achieved for 3 Diamonds and SAS - First Time Inter-Satellite communication links tested successfully on Nano-satellites

Highlights

•   3 Diamonds have successfully completed Inter-satellite links (ISL) testing between the diamonds for data rates up to 2 Mega Symbols Per Second
•   Global satellite industry history- first time ever that inter-satellite communication of nano­satellites has been performed with satellites spread hundreds of kilometres apart
•   The 3 Diamonds are functioning according to plan and the Diamonds constellation is spreading according to predictions to maximize communication time
•   Since the 3 Diamonds launch, there have been ~500 telemetry passes, generating more than 60 hours of telemetry
•   All three satellites are pointing towards Earth and have been correctly identified and catalogued as Diamonds Red, Green and Blue
•   3 Diamonds remain on track to commence commercial demonstrations, and immediate revenue generation for SAS, within a few weeks
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Sky and Space Global Ltd (ASX: SAS, "Sky and Space Global" or the "Company" ) is pleased to share the latest update on the 3 Diamonds nano-satellites and confirm that good progress continues, with around 500 telemetry passes having been made, generating more than 60 hours of telemetry.

Global First for SAS
Inter-satellite links between the Diamonds have been tested and verified with data rates of up to 2 Mega Symbols per Second. This marks a major achievement, not only for Sky and Space Global and its shareholders, but for the global telecommunications and satellite industries as it is the first time ever that inter-satellite communication of nano-satellites has been performed with satellites spread hundreds of kilometres apart.

The satellites have been identified and catalogued as the Diamonds Red, Green and Blue and all are in position, pointing towards Earth. In addition, the Customer Satellite Link is now working and ready for Ground-to-Space tests, beginning in about two weeks. The 3 Diamonds can be tracked in real-time via this link through the Company's website: https://www.skyandspace.global/track-3- diamonds-real-time/

This all signals positive progress for the constellation and the 3 Diamonds remain on track to commence commercial demonstrations within a few weeks and will immediately at this point be able to start generating revenues for Sky and Space Global, and the SAS customers using the 3 Diamonds network.

The In-Orbit Testing plan will continue in the coming weeks and Sky and Space Global will regularly update the market on the progress.

Sky and Space Global's CEO, Mr. Meir Moalem said:

"We are proud to be the first to utilize Inter-Satellites Communication Links with nano-satellites, and demonstrate one of the necessities for deploying and operating a constellation. We continue to be very pleased with the 3 Diamonds' progress. Successful testing of the inter-satellite link, being verified with data rates of up to 2 Mega Symbols Per Second is very exciting for us as a company and for the wider space industry, as we begin to put our disruptive technology and business model into practice. We look forward to the coming weeks and conducting further tests, each step moving forward on our journey of delivering Affordable satellite connectivity to Anyone, Anywhere, Anytime."
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tnt22

ЦитироватьСпутник Aalto1 отправил первый снимок!
Цитировать Aalto University‏ @AaltoUniversity 24 июл.

#Aalto1-satelliitti lähetti ensimmäisen kuvansa! Mahtavaa @JaanPraks&tiimi ja @VTTFinland #aaltospace http://www.aalto.fi/fi/current/news/2017-07-24/?utm_source=twitter.com&utm_medium=social_own ...



Timo Ilola‏ @TimoIlola 24 июл.
 
First photo by the first ever Finnish #satellite, #cubesat Aalto-1. Finland is getting there, bit by bit. #NewSpace

Liss

Один из шести фемтоспутников Sprite, которые везла на себе связка Venta + Max Valier, отделился и пищит:

https://www.newscientist.com/article/2141956-smallest-satellite-ever-paves-way-for-planned-interstellar-fleet/

ЦитироватьBreakthrough Starshot has taken the first step towards their grand plans to one day send spacecraft to Alpha Centauri. On June 23, the $100 million initiative to send light-propelled spacecraft to our nearest star sent the tiniest-ever satellites into orbit.

An Indian rocket carried six of these miniature satellites, called Sprites, into space. Two of them are attached to the sides of other, larger satellites: the Latvian Venta satellite and the Italian Max Valier satellite. Once communications are established, the Max Valier satellite will release the other four Sprites to orbit on their own.

Each Sprite is a four-gram square of circuit board measuring 3.5 centimetres to a side. Despite their small size, the Sprites carry a lot of instruments. Each one has a computer processor, solar panels, a magnetometer, a gyroscope, and a radio for communicating with researchers on Earth.                             

So far, researchers have only gotten a signal from one of the two Sprites hitching a ride on the larger satellites. The rest have not been released yet because the Max Valier satellite has not made contact with its mission controllers, possibly due to problems with its radio antenna. Without a functioning radio antenna, the satellite will be unable to receive any command to release its cargo.

Zac Manchester, the Harvard researcher leading the project, views even that one signal as a triumph. "We were really just trying to get them up there and communicate with them," he says. "It's the first time that a spacecraft on this size scale has worked."

https://phys.org/news/2017-08-messages-world-smallest-space-probe.html

ЦитироватьThe world's smallest space probe, conceived at Menlo Park's visionary Breakthrough Starshot, has phoned home.
                           
The flying computer chip dubbed "Sprite," the size of a Saltine cracker, is healthy, happy and sending us signals from Earth's orbit, 400 miles from home.

It's still a long way from where its progeny may someday travel: our neighboring star system Alpha Centauri, 24 trillion miles away. The dream is for Sprite-like spacecraft to take close-up images and collect data - maybe even detect gases produced by alien life.

The little Sprite could someday help answer the big questions of life in the Universe: Are we alone? Are there habitable worlds out there? If so, can we reach them?

"But it's very good first step. It's proof of concept," said Breakthrough Starshot director Pete Worden, former director of NASA Ames Research Center, from his office on the valley's storied Sand Hill Road. "It's very exciting."

Sprite is the brainchild of Zac Manchester, whose Kickstarter "KickSat" campaign at Cornell University raised the first funds to develop the concept. This month, he joins the faculty of Stanford's Department of Aeronautics and Astronautics. His arrival at Stanford is expected to accelerate the chip satellite effort.

Sprite weighs just four grams, lighter than a quarter. It has its own solar panel, communication capabilities and sensors.

Such tiny spacecraft are possible thanks to rapid advances made in the semiconductor industry, according to Manchester. Most of the features of a traditional spacecraft can be integrated onto a chip-scale device. Sprite is built using the same devices and processes used in the consumer electronics industry.

Sprite has siblings - several Sprites were launched on June 23 - but they've gone incommunicado. They don't fly on their own; they're piggybacking on two satellites.

The one researchers hear is broadcasting a standard radio signal, charging its batteries with sunlight. News came of its signal late last month, via a Cornell ground station. (Amateurs can also listen in; Manchester's KickSat offered a design and instructions for a low-cost and portable Sprite receiving station. Consisting of a hand-held antenna, low-noise amplifier, low-cost USB radio receiver dongle, it can be built for about $200, plus a PC to run the software.)
Сказанное выше выражает личную точку зрения автора, основанную на открытых источниках информации

tnt22

Цитировать Peter B. de Selding‏ @pbdes 18 ч назад

3 @GomSpace_Aps-built Diamond nanosats of @SkySpaceGlobal now ready for commercial testing after clearing IOT.
Цитировать Sky and Space Global‏ @SkySpaceGlobal 20 ч. назад

3 Diamonds progress continues as they are certified by @GomSpace_Aps and commercial application testing phase begins http://bit.ly/2fXqTq6
Цитировать GomSpace‏ @GomSpace_Aps 20 ч. назад

In Orbit Testing Completed Successfully for the 3 Diamonds Nanosats: http://www.investi.com.au/api/announcements/sas/cd7e31cf-5f9.pdf ...
http://bit.ly/2fXqTq6 --> cd7e31cf-5f9.pdf

tnt22

Цитировать Sky and Space Global‏ @SkySpaceGlobal 15 нояб.

Pleased to announce that the bringing into use of our 3 Diamonds (BIU) has been confirmed by UK industry regulator, @Ofcom. This a big step forward for us as we can now begin to deliver services using our nanosatellites http://bit.ly/2zNlZSj 
Цитировать16 November 2017
ASX Code: SAS
UK Frequency Regulator confirms Bringing into Use (BIU) Classification of 3 Diamonds satellites
Sky and Space Global Ltd (ASX: SAS, "Sky and Space Global" or the "Company") is pleased to announce that it has received formal approval from the United Kingdom communications regulator, Ofcom, confirming the 'bringing into use' (BIU) classification of its 3 Diamonds nanosatellites.

tnt22

#126
Предупреждение! По ссылке сразу идёт загрузка PDF-файла (250 kB)

https://cms.unov.org/dcpms2/api/finaldocuments?Language=en&Symbol=ST/SG/SER.E/845

поц

#127
ЦитироватьMike Rupprecht‏ @dk3wn 14 янв.


New post by: ClimaFlorida - skCUBE, no signal over Argentina, South America.



поц

#128
Словацкий "кубик" походу откукарекался:
ЦитироватьJakub Kapuš‏ @kapjp 1 ч.1 час назад


We have lost contact with #skCUBE, as of the night of the 12-13th Jan. Since then every attempt to rec. signal was unsuccessful. We would be grateful for helping us monitor ev. comm. skCUBE was very sucessfull mission and we want to thank everyone who helped the project.