2021 UA1 is a small (~2 meter) near-Earth object that passed about 3047 km from the surface of Earth while passing over Antarctica on 25 October 2021...
6 KB (319 words) - 21:35, 14 January 2024
approach known to Earth (excluding Earthgrazers) after 2020 VT4, 2020 QG, and 2021 UA1. The asteroid came to perihelion (closest approach to the Sun) on 27 January...
16 KB (754 words) - 21:35, 14 January 2024
obs) data 2020 QG 2020-08-16 04:09 2939 km ±11 km 2 days (35 obs) data 2021 UA1 2021-10-25 03:07 3049 km ±10 km 1 day (22 obs) data 2023 BU 2023-01-27 00:29...
6 KB (466 words) - 17:36, 27 November 2023
significant events in science that have occurred in the first quarter of 2021. 1 January – Beginning of the implementation of Plan S, an initiative for...
139 KB (13,103 words) - 19:56, 1 June 2024
Retrieved 30 October 2021. "JPL Small-Body Database Browser: (2021 UA1)". Jet Propulsion Laboratory. Retrieved 30 October 2021. "2021 UA1". Minor Planet Center...
131 KB (5,583 words) - 17:40, 28 April 2024
significant events in science that have occurred in the second quarter of 2021. 2 April – Scientists report that the event that caused the mass-extinction...
126 KB (11,867 words) - 06:26, 15 April 2024
obs) data 2020 QG 2020-08-16 04:09 2939 km ±11 km 2 days (35 obs) data 2021 UA1 2021-10-25 03:07 3049 km ±10 km 1 day (22 obs) data 2023 BU 2023-01-27 00:29...
13 KB (941 words) - 21:35, 14 January 2024
2021 DW1 is a small Apollo near-Earth asteroid discovered on 16 February 2021 by the Pan-STARRS 1 survey at Haleakala Observatory, Hawaii. On 4 March...
6 KB (312 words) - 18:19, 27 November 2023
observation: 2011-02-04; arc: 1 day). Archived from the original on 28 June 2021. Retrieved 31 March 2016. "2011 CQ1". Minor Planet Center. Retrieved 21 August...
7 KB (365 words) - 17:18, 26 January 2024
obs) data 2020 QG 2020-08-16 04:09 2939 km ±11 km 2 days (35 obs) data 2021 UA1 2021-10-25 03:07 3049 km ±10 km 1 day (22 obs) data 2023 BU 2023-01-27 00:29...
16 KB (1,181 words) - 21:16, 7 February 2024