Well, the Hijri date 27 Ramadan 1287 corresponds to the Gregorian date Tuesday, 20 December 1870. This date lies in the ninth month of the Hijri year 1287 AH, which is Ramadan of 1287 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1287/09/27 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 20 December 1870 to its equivalent Arabic date.
The following is the conversion of the Arabic date 27 Ramadan 1287 AH to its equivalent Gregorian date.
قَالَ بَصُرْتُ بِمَا لَمْ يَبْصُرُوا۟ بِهِۦ فَقَبَضْتُ قَبْضَةًۭ مِّنْ أَثَرِ ٱلرَّسُولِ فَنَبَذْتُهَا وَكَذَٰلِكَ سَوَّلَتْ لِى نَفْسِى
He said: I perceived what they perceive not, so I seized a handful from the footsteps of the messenger, and then threw it in. Thus my soul commended to me.
Surah Taa-Haa(20:96)