Clarivate Analytics has published the Impact Factor of 2021 
on JCR(Journal Citation Reports) .

https://jcr.clarivate.com/
(Related URL1)

■ Information
https://clarivate.com/blog/tag/jcr2021/
(Related URL2)

https://clarivate.com/webofsciencegroup/wp-content/uploads/sites/2/2021/05/JCR-2021-Changes_May21.pdf
(Related URL3)