Will the Islamic world be able to see the crescent of Ramadan on Thursday evening?

<p style=";text-align:left;direction:ltr">Weather of Arabia website - The Arab and Islamic world, with the setting of the sun on Thursday the 29th of the month of Sha&#39;ban 1438 AH, corresponding to the 25th of May 2017 AD, is investigating the crescent of the blessed month of Ramadan through visual vision with the naked eye or through astronomical observing devices, in order to determine if it is a day Friday, May 26, the first of Ramadan or the completion of the month of Sha&#39;ban.</p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> About that, and based on astronomical calculations consistent with the Umm Al-Qura calendar, the astronomical conjunction of the moon will occur on the night of Thursday / Friday 25/26 May at 10:46 PM Mecca Al-Mukarramah time, <strong>and the moon will set - God willing - 20 minutes before sunset in Makkah Al-Mukarramah Which means that it is impossible to see the crescent with the naked eye and monitoring devices after sunset on Thursday.</strong></p><p style=";text-align:left;direction:ltr"></p><p style=";text-align:left;direction:ltr"> Based on the above, Friday, May 26, 2017 AD will be the completion of the month of Sha’ban, and Saturday, May 27, 2017 AD will be the first day of the blessed month of Ramadan for this year 1438 AH, based on astronomical calculations.</p>