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- Never seen anything like it. “In January this year, we became aware of an asteroid with the highest ranking on the Palermo scale that we’ve seen in more than a decade, reaching -0.66” explains Marco Micheli, astronomer at ESA’s NEOCC.
- Planetary defenders – always alert. On 7 January, one day after its discovery by the Catalina Sky Survey, asteroid 2022 AE1 was flagged for a potential future impact by the Asteroid Orbit Determination (AstOD) automated system that makes up part of the NEOCC’s suite of tools to assess the asteroid risk.
- The Sun never rises on ESA’s eyes on the sky … On the evening of Saturday 8 January, Marco ‘the impactor killer’ Micheli got hold of the 80 cm Schmidt telescope in Calar Alto, which the Coordination Centre has nearly continuous access to (weather permitting), to get more data.
- … until the Moon gets in the way. During a tense week over 12-19 January, 2022 AE1 couldn’t be seen as the Moon outshone the dim potential impactor. On top of this, the asteroid was moving further away in its current orbit and getting fainter at the same time.
2022 AE 1 is a Tunguska event-sized asteroid, classified as a near-Earth object of the Apollo group, approximately 70 meters (230 feet) in diameter. It was discovered by the Mount Lemmon Survey on 6 January 2022, when it was 0.09 AU (13 million km ) from Earth. [1]
Mar 4, 2022 · On January 6, 2022, astronomers at the Mount Lemmon Observatory in Arizona discovered an asteroid roughly 70-meters (230 ft) across. Based on their initial observations, it appeared this object —...
Mar 2, 2022 · Although some keen observers have continued to monitor the asteroid, confirming results from ESA, we now know that in early July 2023, asteroid 2022 AE1 will fly by Earth at a distance of about ten million kilometers (+/- one million km) – more than 20 times the distance of the Moon.
Mar 6, 2022 · On January 6, 2022, astronomers at the Mount Lemmon Observatory in Arizona discovered an asteroid roughly 70 meters (230 ft) across. Based on their initial observations, it appeared this object — called ‘2022 AE1’ – could potentially hit Earth on its next pass, on July 4, 2023.
Feb 26, 2022 · An asteroid called 2022 AE1 showed potential impact with Earth in July of 2023, but the threat has now been reduced to nearly zero and will not impact.
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Jan 25, 2022 · New observations on January 20, 2022, put Asteroid 2022 AE1 at a 1 in 71,000 odds of impact. Or, there’s now a 99.9986% chance the asteroid will miss Earth during its next pass in 2023.