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NASA STEREO Spacecraft’s Lone Check out of Betelgeuse Reveals More Weird Conduct – Is Supernova Imminent?



NASA STEREO Spacecraft’s Lone View of Betelgeuse Reveals More Strange Behavior – Is Supernova Imminent?

An impression from the Heliospheric Imager aboard NASA’s STEREO spacecraft reveals the star Betelgeuse, circled. For quite a few weeks in 2020, STEREO was the only observatory producing measurements of Betelgeuse mainly because of the spacecraft’s one of a kind situation in area. Credit history: NASA/STEREO/Hi

For several months in summer months 2020, NASA’s Solar and Terrestrial Relations Observatory, or STEREO, had the photo voltaic system’s very best perspective of the star Betelgeuse, whose excessive dimming around the past many months has intrigued experts. STEREO’s measurements discovered much more sudden dimming by the star, further introducing to the issues all over Betelgeuse’s recent behavior.

Starting up in late spring 2020, Betelgeuse has appeared shut to the Solar in the sky since of Earth’s placement in space. Nonetheless, the STEREO spacecraft is at present about 70 degrees away from Earth — that means that in late June, STEREO was in approximately the exact position that Earth was in close to mid-April, and could for that reason see the stars that appeared in Earth’s evening sky for the duration of April.

Betelgeuse Brightness 2018 2020 Chart

This determine shows measurements of Betelgeuse’s brightness from unique observatories from late 2018 to current. The blue and inexperienced details depict knowledge from floor-based mostly observatories. The gaps in these measurements materialize when Betelgeuse seems in Earth’s working day sky, producing it difficult to get precise brightness measurements. For the duration of this observation gap in 2020, NASA’s STEREO spacecraft — with measurements shown in pink — stepped in to notice Betelgeuse from its exceptional vantage point, revealing unanticipated dimming by the star. The 2018 facts position from STEREO was uncovered in the mission’s archival details and was made use of to calibrate STEREO’s measurements towards other telescopes. Credit history: Dupree, et al

Experts took edge of this exclusive orbital position to preserve tabs on Betelgeuse while the star was invisible to Earth-certain observatories. Through this time period involving late June and early August, STEREO noticed Betelgeuse on 5 individual times, rolling the spacecraft for about two hrs every time to place Betelgeuse in the area of view of STEREO’s Heliospheric Imager, an instrument generally utilized to seize photographs of the Sun’s outflowing content, the photo voltaic wind, as it passes by the spacecraft and toward Earth. The staff shortened the instrument’s exposure time to account for Betelgeuse’s relative brightness in contrast to the photo voltaic wind. The instrument’s vast field of perspective covers about 70 degrees of sky, which allowed researchers to calibrate their measurements working with continuous stars in the night sky across several months.

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STEREO’s measurements revealed that Betelgeuse is dimming once again — an unforeseen advancement so before long soon after its last dim time period. Betelgeuse normally goes by way of brightness cycles long lasting about 420 times, with the former least in February 2020, that means this dimming is happening unexpectedly early. These observations were noted by the science group by way of The Astronomer’s Telegram on July 28, 2020. This is an intriguing phenomenon that scientists will examine with supplemental Earth-orbiting and ground-dependent observatories when Betelgeuse returns to the night sky in late August.

Betelgeuse Southern Region Evolving

This 4-panel graphic illustrates how the southern location of the rapidly evolving, vivid, crimson supergiant star Betelgeuse may have out of the blue turn into fainter for various months during late 2019 and early 2020. In the initially two panels, as found in ultraviolet mild with the Hubble House Telescope, a vibrant, incredibly hot blob of plasma is ejected from the emergence of a enormous convection cell on the star’s surface area. In panel a few, the outflowing, expelled gas rapidly expands outward. It cools to type an great cloud of obscuring dust grains. The remaining panel reveals the big dust cloud blocking the light-weight (as witnessed from Earth) from a quarter of the star’s surface. Illustration credit history: NASA, ESA, and E. Wheatley (STScI)

Is a Supernova Imminent?

The crimson supergiant is destined to close its lifestyle in a supernova blast. Some astronomers assume the sudden dimming could be a pre-supernova occasion. The star is fairly nearby, about 725 gentle-years absent, which means the dimming would have transpired all around the 12 months 1300. But its light is just achieving Earth now.

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“No one particular is aware what a star does suitable before it goes supernova, since it’s under no circumstances been observed,” Andrea Dupree, associate director of the Center for Astrophysics | Harvard & Smithsonian (CfA), Cambridge, Massachusetts, described. “Astronomers have sampled stars maybe a calendar year ahead of them likely supernova, but not within times or weeks ahead of it occurred. But the possibility of the star going supernova at any time shortly is quite little.”

Go through Hubble Finds Cause for Betelgeuse’s Mysterious Dimming for far more study on Betelgeuse’s recent dimming.

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The Portuguese still hasn’t scored in the playoffs of the World Cup



The Portuguese still hasn't scored in the playoffs of the World Cup

It was not enough to fight for the title in Portugal., Cristiano Ronaldo often subjected to pressure Lionel Messi at the 2022 World Cup. Guaranteed in the quarterfinals, the Argentine star is finally scored his first knockout goal at the World Cup, in a victory over Australia, in the 1/8 finals. The Portuguese remains empty in the decisive stages of the competition.

Also participating in his fifth and probably the last Cup in his winning career.In total, Ronaldo has scored eight goals in World Cups. All were noted at the group stages (one in Germany-2006, one in South Africa-2010, one in Brazil-2014, four in Russia-2018 and so far one in Qatar-2022).

At the age of 37, CR7 scored in an edition on Qatari soil only in his debut. He scored a penalty goal that paved the way for a long-suffering 3-2 victory over Ghana. Then, in matches against Uruguay and South Korea, he collected missed opportunities, got offside several times and, above all, became the object of even more contestation. from the critics.

Even against the Uruguayans, the No. 7 Portuguese finished the match believing he had scored the first goal in a 2-0 win. and backstage – who touched the ball with his head (or hair) on a cross by Bruno Fernandez, who at the time, and also after a FIFA reassessment, was confirmed as the author.

Is free ball marketbecause the contract was terminated by mutual agreement Manchester United, Ronaldo has only five finishes in the 2022 Cup so far: two correct and three incorrect. Today with nine goals at the world championships, Lionel Messimeanwhile, has 12 shots (eight correct and four incorrect) – only in the group stage.

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Even after several controversies in England, the veteran striker could not avoid controversy in the national team. The latter came in the defeat against South Korea, in the last round of group H. He could have been spared, like a large part of the team, but he was kept in the starting lineup, mainly because he wants, among other goals, score nine goals in World Cups and equal his historical compatriot Eusebio And now too Messi.

Despite such determination, CR7 proved to be the team’s worst player in a 2-0 loss. To make matters worse, when he was substituted 20 minutes into the second half, he left complaining about the bench: He said these words: “you s… hurry to get me out”🇧🇷 The flash did not find a response in the technical commission, to the point that coach Fernando Santos publicly says he “didn’t like anything” from what he saw.

Between criticism and controversial cases, Cristiano Ronaldo is unlikely to be taken out of the starting XI, especially in the decisive phase. Despite the problems, he remains a big attacking hope for Portugal, who will face Switzerland this Tuesday (6th) at the Lusail Stadium in the round of 16.

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Who is Paulo Bento, the Portuguese coach from South Korea who coached Cruzeiro?



The coach commanded the Portuguese national team at the 2014 World Cup in Brazil and left the South Korean national team after being eliminated in Qatar.

Portuguese coach Paulo Bento qualified South Korea for the playoffs of the World Cup, something the team had not achieved since 2010, when the South Korean team reached the 1/8 finals of this championship. But 4-1 rout against Brazil as a result, shortened the path of the Asian team, as well as put an end to the work of Paulo Sousa in the national team.

Paulo Bento started his career as a coach with the youth team of Sporting Clube Portugal in 2004. At the club, he commanded the youth team for two seasons, winning the junior national tournament in his first year. Incidentally, the coach took over the first team shortly after he announced his retirement as a player.

Given his prominence in the youth categories, Paulo was chosen to replace José Peseiro, who was eliminated in European competition, in the professional team of Sporting CP for the 2005 season./2006.

Professionally, Bento was runner-up for four seasons in a row in the Portuguese Championship. Despite this, the coach won two Portuguese Cups and two Candido de Oliveira Super Cups. On November 6, 2009, the coach resigned.

Having distinguished himself at Sporting, Paulo Bento was announced as Portugal’s coach on 21 September 2010 after the World Cup in South Africa, where the then-champion Spain was selected in the round of 16.


In qualifying, the coach managed to show good results in the first games, plus, of course, take Portugal to the semi-finals of Euro 2012, taking off from Spain on penalties. Having stood out in competitions, the coach extended the contract until Euro 2016.

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However, after losing to Albania in qualifying for Euro 2016, the coach could not resist and was fired in September 2014. The unsuccessful campaign at the World Cup of the same year in Brazil also affected.

After the Portugal national team, Paulo Bento returned to Brazil in May 2016, but this time to coach the Cruzeiro club. With a contract until December 2017, the coach made his debut in the second round of the Brasileirão the same year.

Paulo Bento Cruzeiro Brazilian Championship in Sao Paulo 05062016Washington Alves/Light Press/Cruzeiro

However, Bento only lasted 17 matches in power with six wins, three draws and eight losses, leaving the team in second-to-last place in the tournament.

On 11 August 2016, the coach was announced as the new commander of Olympiacos, Greece, where he remained until 6 March 2017, winning the Greek title. Following this, Paulo Bento was announced as Chongqing Dangdai of China leading the team for only 15 matches.

20221124 Paulo BentoGetty Images

On August 16, 2018, Paulo Bento was announced as the new coach of South Korea following the departure of Shin Tae-yong, who lost in the group stage of the 2018 World Cup.

As part of the South Korean national team, the coach has 55 wins, 12 draws and eight losses, having won the East Asian Cup title and classified the team at the 2022 World Cup in Qatar. After being knocked out against Brazil in the 1/8 finals, the Portuguese announced his retirement from the national team.

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Pioli ‘pulls’ Leao by the ears and says the Portuguese ‘must make a dash’



Pioli 'pulls' Leao by the ears and says the Portuguese 'must make a dash'

FROMTefano Pioli, Milan coach, gave an interview on the Italian radio program Sky Calcio Club on Sunday in which he talked about Rafael Leao’s participation in the 2022 Mundial, a test in which the Portuguese striker was a replacement for Fernando Santos. ‘, indicating that he has been talking to his player over the past few days.

“If we talk? They have an obligation to call me at the end of the game. He is happy because Portugal is doing well. It is clear that he would like to play more. I can take advantage of this for a contract extension,” said Pioli, who also spoke about the Portuguese’s renewal process.

“He is fine with us and management and Rafael are talking. We are waiting for good news,” the Transalpine coach fired.

Looking at his player’s short playing time at this 2022 World Cup, Pioli admitted that Rafael Leau would like to have more playing time for the national team, but hinted that the Portuguese striker is not unhappy.

“If he plays a little? It’s hard to judge because Portugal has a very high quality team. Rafael is happy because Portugal is having a good World Cup, but there is a lot of quality and competitiveness in the attacking sector of the Portuguese team. “, – stressed the coach of the Italian, who also left a small warning to Rafael Leau.

“When you see him in training, you immediately understand that he has incredible potential. He has technique and speed that few others have. Over the course of a period, he had to develop and adapt to the reality at Milan, where the pressure is different from what he is. he was in Lille. It took time, but his potential to become a great player was always there. But he still needs to make the leap to become a champion because he can be even more decisive in the opponent’s zone,” he stressed.

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“If you think about Rafael from two years ago, he has made tremendous progress. He’s missing a few things, but he’s smart and approachable. I can give him all the ideas he wants, but his talent must be left free. should improve his heading, given his physique,” he concluded.

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