That was 4 a.m. local time
in London.
Citations.
MLA
"BBC (Chinese) homepage at Feb. 9, 2017, 4 a.m. UTC." PastPages. 9 Feb. 2017. Web. 21 Feb. 2019. <http://www.pastpages.org/screenshot/3291917/>
APA
BBC (Chinese) homepage at Feb. 9, 2017, 4 a.m. UTC. (2017, Feb. 9). PastPages. Retrieved from http://www.pastpages.org/screenshot/3291917/
Chicago
"BBC (Chinese) homepage at Feb. 9, 2017, 4 a.m. UTC." PastPages. Last modified February 9, 2017, http://www.pastpages.org/screenshot/3291917/.
Wikipedia
{{cite web
| url = http://www.pastpages.org/screenshot/3291917/
| title = BBC (Chinese) homepage at Feb. 9, 2017, 4 a.m. UTC
| publisher = PastPages
| date = Feb. 9, 2017
| accessdate = Feb. 21, 2019
| ref = {{harvid|PastPages-3291917|2017}}
}}