also this one
>>8951255 ————————————–——– ***
"The flags are raised manually by UN Security officers every weekday morning at approximately 8am and lowered every weekday at around 4pm, except in the cases of bad weather. The flags are organized in English alphabetical order from north to south. On weekends, only the UN flag is raised. Further information can be found in this 1992 article from the UN Chronicle:"So Proudly They Wave … Flags of the United Nations", Endrst, Elsa B. UN Chronicle, Vol. 29, No. 4 (December 1992)"
http://ask.un.org/faq/14461
^^^this