
Gaia BH1 - Wikipedia
Gaia BH1 (Gaia DR3 4373465352415301632) is a binary system consisting of a G-type main-sequence star and a likely stellar-mass black hole, located about 1,560 light-years (478 pc) away from the Solar System in the constellation of Ophiuchus. [4]
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蓋亞BH1 - 維基百科,自由的百科全書 - zh.wikipedia.org
蓋亞BH1 (Gaia DR3 4373465352415301632)是位於 蛇夫座,包含一顆 G型主序星 和一顆可能是 恆星黑洞 的 聯星,與 太陽系 的距離大約1,560 光年 (478 秒差距) [4]。 截至2022年,天文學家有理由相信,它是 已知最接近的黑洞 (英語:List of nearest known black holes) 系統,然後是 A0620-00 [3][5]。 這顆恆星和黑洞以185.59天的週期相繞着公轉, 離心率 為0.45。 恆星的質量與半徑和 太陽 相近,大約是0.93 M☉ 和0.99 R☉,表面有效溫度大約是5,850 K (5,580 …
Astronomers Discover Closest Black Hole to Earth
2022年11月4日 · Cambridge, MA – Astronomers have discovered the closest black hole to Earth, which the researchers have dubbed Gaia BH1. The dormant black hole weighs about 10 times the mass of the Sun and is located about 1600 light-years away in the constellation Ophiuchus, making it three times closer to Earth than the previous record holder, an X-ray ...
Astronomers have found the closest known black hole to Earth
2022年11月4日 · Gaia BH1 is the nearest black hole to Earth ever discovered — the next closest is around 3,200 light-years away. But it’s probably not the closest that exists, or even the closest we’ll ever...
Record breaker! Newfound black hole is closest known to Earth
2022年11月4日 · That's about twice as close as the previous proximity champ. The newfound object, a stellar-mass black hole called Gaia BH1, resides in a binary system whose other member is a sunlike star.
Black hole discovered as the closest known to Earth, astronomers say
2022年11月7日 · Astronomers have discovered the closest known black hole to Earth. The dormant black hole, dubbed Gaia BH1, sits 1,600 light-years away – three times closer than …
研究人员日前发现已知距离地球最近的黑洞,且为特殊的「休眠黑 …
Gaia BH1双星系统中伴星的视位置随时间的变化示意图。 左图蓝色虚线是视差和自行影响下的视运动,黑色实线是双星轨道运动的投影,右图是利用RV和Gaia天体测量数据构造的轨道模型。
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