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1I/ʻOumuamua
Astéroïde
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1I/ʻOumuamua, à l'origine C/2017 U1 puis A/2017 U1, est un petit corps interstellaire repéré le 19 octobre 2017 par le télescope Pan-STARRS 1 installé sur l'Observatoire du Haleakalā, à Hawaï, alors qu'il se trouvait à environ 0,2 unité... Wikipédia
Rayon : 656,17 pi
Date de découverte : 19 octobre 2017
Découvreur : Robert Weryk
Argument du périhélie (ω) : 241,534 ± 0,091°
Demi-grand axe (a) : −1,291 0 ± 0,007 8 UA,
Dernier périhélie : JJ 2458005.97 (9 sept 2017),
Excentricité (e) : 1,197 1 ± 0,001 3
Autres questions
What was so strange about Oumuamua?
What is Oumuamua and why is NASA terrified of it?
Is Oumuamua returning to Earth?
What is special about Oumuamua?
ʻOumuamua is the first interstellar object detected passing through the Solar System. ... Formally designated 1I/2017 U1, it was discovered by Robert Weryk using ...
The first known interstellar object to visit our solar system, 1I/2017 U1 'Oumuamua, was discovered Oct. 19, 2017.
22 mars 2023 · An astrochemist and an astronomer may have just explained the unusual orbit of the interstellar visitor 1I/'Oumuamua. They propose that it was ...
24 janv. 2024 · 1. We know it's not from around here. ... The object known as 1I/2017 U1 (and nicknamed 'Oumuamua) was traveling too fast (196,000 mph, that's 54 ...
This animation shows the path of the interstellar asteroid 1I/2017 (`Oumuamua) through the Solar System. Observations with ESO's Very Large Telescope and ...
20 nov. 2017 · The object's full official name is 1I/2017 U1 (ʻOumuamua), and can also be correctly referred to as 1I, 1I/2017 U1, and 1I/ʻOumuamua. Artist ...
29 févr. 2024 · Astronomers named it 1I/ʻOumuamua, borrowing a Hawaiian word that roughly translates to “messenger from afar arriving first.” Two years ...
20 nov. 2017 · The object's full official name is 1I/2017 U1 (ʻOumuamua), and can also be correctly referred to as 1I, 1I/2017 U1, and 1I/ʻOumuamua.
1I/ʻOumuamua (prononcé en hawaïen /ʔowˌmuwəˈmuwə/), à l'origine C/2017 U1 (PANSTARRS) puis A/2017 U1, est un petit corps interstellaire repéré le 19 octobre ...
ʻOumuamua is the first known interstellar object detected passing through the Solar System. Formally designated 1I/2017 U1, it was discovered by Robert ...