A new set of predictions for the so -called “Blaze Star”, T. Corona Borialis suggests that Star can be Nova on 27 March, 10 November, or 25 June 2026. However, other astronomers are doubted about these predictions, which are based on a vested pattern in the orbital configuration of the explosive system.
,T corona boralis ,
T CRB is a symbiotic binary, a vampire system with A white dwarf One is siphoning material red giant star. A white dwarf is once dense, compact core residue Sun-Like starPack a mass equal to a star in a volume Earth sizeA red giant represents the first phase in the development of a star, when a sun -like star begins to get out of its hydrogen fuel supply and swell. Its distorted atmosphere then becomes an easy prey to the distant, but intensive, white dwarf gravity.
The ingredients captured from red giant form a spiral disc around the white dwarf, eventually accumulating that material on the surface of the white dwarf. Once enough material has been formed, a thermonuclear explosion is ignited. It does not destroy white dwarfs, but we can see thousands of explosions Light year,
We call it Nova after Latin for “New Star”.
Typically, T CRB magnitude is reduced to +10, which means that it is so unconscious that it can only be seen through a medium-upart telescope or large binoculars. However, when it goes to Nova, it brightens the visibility of the naked-eye, and therefore briefly seen as a “new star” in the night sky.
The T CRB is actually even more special, as it is only one of the 11 known “recurrent” novas, which is seen repeatedly to Nova, with a gap of less than 100 years among the explosions. Earlier, on 9 February, 1946 and 12 May 1866, the White Dwarf Nova in the T CRB system. It also moved to Nova around Christmastime in 1787, although the exact date is not known, and a suggestion is that a Nova connected to this star was seen in some time in the sky of the autumn night of 1217.
Before Nova in 1946, T CRB became a little bright in 1938, Dimping again just before going to Nova. This time the same pattern has also been seen in T CRB, with 0.7 magnitude before demolishing again in 2023 in 2015. This is why astronomers are estimating a new Nova.
Jean Schneider of the Paris Observatory has also seen that he considers a pattern between the time of T. CRB Nova events. The red giant and white dwarf take 227.5687 days to revolve around each other, and Schneider believes that each Nova is equal to an accurate entire number of classes after a time. In other words, some Nova’s outbreaks about the position of white dwarf and red giant are triggered, they say.
Nevertheless, because their classes are circular, no condition should have an effect. So, Schneider has proposed the presence of a third object in a wide, elliptical orbit in the T CRB system. Every 79-80 years, he says that the third object is close to the white dwarf, which means that the white dwarf can feed both the red giant and this imaginary third object at the same time. This will increase the rate of a falling substance on the white dwarf, which will create conditions for Nova.
So far, this third object, if it exists, remains unspecified, but the schneider tells Space.com It can be detected by “it can be detected by estometry, radial velocity, direct imaging, a transit or microllinging.”
In fact, Schneider wonders if it is already not known, but not just recognition. On April 21, 2016, the T CRB system suddenly increased the visual brightness 0.5 magnitude.
“I have the following, qualitative interpretation, which, before that, the third body was outside the pixel to suit visual measurement,” he said. In other words, the third object went to the other two components of the T. CRB system enough that from our point of view it was sharing a pixel with them in images, adding its glow to the combined light of red giant and white dwarfs.
However, other astronomers have not yet been convinced. Léa Planquart has studied T CRB and other recurrent novas, and has been published in January paper Describing a mass transfer between red giant and white dwarfs based on radial velocity comments with hermes spectrograph on a 1.2-meter mercator telescope in La Palma in Chile. Here the radial velocity, for reference, refers to the speed of different stars to Doppler and the case is being transferred between the red giant, known as the “splendor disc” and white dwarfs.
“Jean Schnider suggested the presence of a third partner in a eccentric orbit with a period of 80 years,” Plact told Space.com. “Such additional orbital speeds, however, have not been found under the supervision of our decade-lambi radial-veg.”
In other words, radial velocity measurements do not show any evidence for a third star, although the planquart cannot dismiss a low-dominated body such as a large Exoplanet,
Jeremy Shires, who is the director of the Variable Star section of the British Astronomical Association, also suspects. “Most astronomers suspect this prediction, as I am,” he told Space.com. “The best thing is to keep watching every night.”
Shouldn’t there be a third object, and if the pattern seen by the schidider on the dates of the previous novas is just a coincidence, what is happening to T CRB?
Planquart’s comments highlighted the matter, especially the lighting to be seen in 1938 and 2015, followed by a dimming, which was recently seen in 2023.
“We realized that from 2015 to 2023, the glory disk around the white dwarf had reached its maximum expansion and became warm and more shiny, which increased the glow,” Placverted said. This extended that the planquart “Vampirization Effect” says, “increases the transfer of matter to the white dwarf in the super-active phase.” Then, in 2023, the granship disk again cooled down, resulting in dimming, although the flow of matter continues from discs to white dwarfs at a slow rate.
“It is likely that this enlarged activity is necessary to trigger the Nova explosion, as it allows the material to be stored more rapidly,” Placverted said.
Then, in 2023, the granship disk again cooled down, resulting in dimming, although the flow of matter continues from discs to white dwarfs at a slow rate. However, the details are still somewhat unclear-what leads to a high-active phase, and in fact what is happening on the white dwarf surface between disc cooling and Nova explosion, the greats causes state changes in the discs?
Although the exact date predictions of the schidider may or may not be passed, but after the super-active stage pattern, after quiztenca and dimming, it suggests that Nova is just around the corner. “We may expect to see the explosion in the coming months – or possibly next year,” Planquart said.
When this happens, what can we expect to see in the night sky? In 1946, the T CRB magnitude reached +2, which means that it was easily visible to the naked eye, which was similar in brightness for Big Dipper’s stars. Scissors hope that it will be equally bright around this time.
The T CRB is located in the constellation of CRB CORONA Borelis, the northern crown, which is currently visible in the entire northern hemisphere and the whole of South Africa and Australia in the night to the night (although low in the sky from places in the south).
“Currently T CRB is the tenth magnitude, so it only appears in the huge telescope,” Shirs said. “But when it arises (in glitter) it will appear in the standard telescope and then in the naked eye.”
And the increase in brightness will be faster. Shirs said, “It’s just a few hours – right – well – how many people are not known because the rhise has never been caught before.” “This is why it is very exciting. We hope that with so many observers at this time, we can actually catch it because it awakens from its sleep.”
There will be many supervisors in fact, because astronomers wait and see to catch a glimpse of this rare Nova and what is happening on the surface of this white dwarf, when it hosted a huge thermonuclear explosion, learn more about it. “When this explosion occurs, it will be one of the largest -scale objects seen by telescopes around the world,” Placverted said.
What is the future for T CRB, a large explosion is on the horizon. White dwarf mass in T CRB system is 1.37 times Mass of our sunthat’s very close Chandrasekhar borderWhich is 1.44 solar mass, and the point on which the thermonuclear explosion eliminates the white dwarf and blows it as a type of IA. SupernovaAs it constantly steals mass from its partner red giant and grows in this process, it accelerates its own death.
Kane Hinkal, an astronomer of Erizona Tuxon, said, “As Chandrashekhar has limited his radius near white dwarfs and has increased his surface gravity.” “This results in a short time between explosions.”
As a white dwarf inch close to Chandrashekhar border, the events of Nova will happen more often by a day… Boom! But it will take hundreds of thousands, if not millions, for white dwarfs to go on that platform, so there is no crowd to add it to your calendar. Meanwhile, we will keep watching the sky for its latest Nova.
Jean Schider Paper was published AAS research notes,
